Environmental Declaration 2022 - Heidenhain
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Environmental Declaration 2022
Our sustainability mission: Contents
Identify and implement goal-oriented measures
Dear Reader,
Living by corporate values is as important The European Eco-Management and Audit HEIDENHAIN is tackling this challenge HEIDENHAIN..............................................................................4
to HEIDENHAIN as venturing into new di- Scheme (EMAS), which has been estab- head-on by transitioning its current man-
mensions of accuracy. We uphold our re- lished at HEIDENHAIN since 1996, pro- agement system into a comprehensive Company and products...................................................4
sponsibility by considering the conse- vides an excellent underpinning. Our com- sustainability management system. In the
quences of our actions in alignment with pany’s more than 25 years of accumulated process, our benchmark will be our guiding Production sites..............................................................6
the ideal of a sustainable company. knowledge about environmental factors principles, along with all applicable laws
and resource stewardship provides a solid and agreements, thereby expanding tra-
This applies equally to human rights, staff foundation for the continuous improve- ditional HEIDENHAIN values to new and Occupational safety and environmental protection policy....8
equality and environmental concerns under ment and enlargement of our sustainability wider horizons.
the rubric of sustainability. We fully support strategy for the future. Fixed poles guiding Environmental management....................................................9
the Paris Agreement, the European Green us along the way are our commitment to
Act, the German Federal Climate Change the region and our high vertical range of Environmental impact.............................................................10
Act and the German Federal Act on Corpo- manufacture.
rate Due Diligence Obligations for the Energy...........................................................................10
Prevention of Human Rights Violations in And in alignment with our philosophy of
Supply Chains. developing strong, trusting and long-term
customer relationships, we cannot limit
Water and soil...............................................................12
But what does this commitment to sus- these goals solely to HEIDENHAIN. We
tainability mean in practice for the company, already offer products that provide our Waste............................................................................14
its staff, its customers and its suppliers? customers with sustainable, high-tech
This much is clear: we face a Herculean solutions, and we aim to expand this of- Emissions......................................................................16
task that cannot be tackled with uncoordi- fering. For only if we work together will we
nated, short-term actions. What is needed achieve the world’s challenging ecological Material usage..............................................................18
is a carefully planned sustainability strategy and societal goals in an economically viable
implemented with long-term measures manner.
and guided by a clear roadmap.
Occupational safety and fire protection........................19
Environmental protection program for 2022.........................20
Results from the environmental program for 2021..............21
Statement by the environmental auditor..............................22
Traunreut, 3/23/2022
Anna Enzinger Karl Landinger
Executive Officer, Environmental Protection Officer
Member of the Management Board
DR. JOHANNES HEIDENHAIN GmbH has
DR. JOHANNES HEIDENHAIN GmbH been certified in accordance with the inter-
has been validated in accordance with national environmental management stan-
the European Eco-Management and Audit dard DIN EN ISO 14001 since July 31, 1996,
Scheme (EMAS) since August 21, 1996. and with the quality management standard
DIN EN ISO 9001 since 1993.
2 3
HEIDENHAIN
Company and products
HEIDENHAIN controls HEIDENHAIN encoders
Day in and day out, HEIDENHAIN controls Ensuring the high quality of HEIDENHAIN HEIDENHAIN has mastered the relevant
have achieved a 35-year proven track record encoders requires specialized production core processes:
on milling machines, lathes, drilling ma- systems and measuring equipment.
chines and machining centers. From stan- Measuring standards for encoders are ■ Production of microstructures, particu-
dard machining tasks to complex HSC and manufactured using processes inde- larly on glass or glass ceramics
five-axis operations, HEIDENHAIN controls pendently developed by HEIDENHAIN
■ Optical, inductive and magnetic scan-
support users with: and on machines largely manufactured
ning principles
by HEIDENHAIN. The encoder production
■ Shop-friendly Klartext programming facilities include clean rooms featuring ■ Downstream processing of measured
special temperature control and vibration data in integrated electronics
■ Helpful images
protection measures.
■ Practical cycles
■ Smart solutions for digital data
management
Thanks to a universal operating design,
users can readily switch between different
HEIDENHAIN controls. Their powerful
functionality ensures optimum motion
control for higher accuracy, removal rates
and process reliability.
HEIDENHAIN: the company and HEIDENHAIN worldwide
its products
“High-tech made in Germany” is what HEIDENHAIN develops and pro
HEIDENHAIN stands for throughout the duces the following products:
8 600 employees
world. For more than 125 years, the com-
■ Linear encoders
pany has been a standard-setting pioneer
in measurement, control and drive system ■ Angle encoders
technology. HEIDENHAIN products often Approx. 30 sales and
■ Rotary encoders service centers and
lay the groundwork for technological ad- Input-output balance
vances in the most innovative global indus- ■ Touch probes approx. 40 distributors
tries, including semiconductors, electronics, The input-output balance depicts the environmentally relevant flow of materials and energy.
machine tools and production equipment ■ CNC controls
This provides a basis for evaluating our economic activities in terms of their impact on the
automation for the factory of tomorrow. ■ Software solutions for environment.
That’s because the consistent, ongoing the Digital Shop Floor
development of accuracy, dynamic perfor- Over 25.6 million
mance and process reliability for HEIDEN- ■ Touch probes and vision rotary encoders and
HAIN products directly improves the systems angle encoders Input-output statement (per kg of product)
performance and efficiency of machines, ■ Digital readouts
systems and processes used in these Input Output
■ Signal converters
industries. Over 8.1 million Energy
in kWh
Water
in dm³
Wastewater
in dm³
Waste
in kg
CO2 equivalents
in g
■ Inspection and testing linear encoders
devices
57 1,890
Over 513 000 26 47
40 40 1,290 1,360
digital readouts 20 19 36 34
16 25 28 890
0.88 0.96 0.81
0.73
Over 311 000
controls
2018 2019 2020 2021 2018 2019 2020 2021 2018 2019 2020 2021 2018 2019 2020 2021 2018 2019 2020 2021
After the increase in specific consumption in recent years, we were able to alter the trend through higher levels of production.
4 5
Production sites
Production methods Environmentally relevant processes
The exceptionally high accuracy and quality A small proportion of the production pro- ■ Galvanic and chemical surface process-
standards of HEIDENHAIN products require cesses take place in facilities requiring ing of optical-quality glass and steel
special production facilities including pro- approval in accordance with the German carriers, with pH neutralization of the
cesses and machines developed in part by Federal Immission Control Act and the waste rinse water
HEIDENHAIN itself. The main production Water Resources Act:
■ Manual and automated surface cleaning
processes are as follows: ■ Power and heat generation in the of semi-finished and finished products
■ Basic machining and processing of gas-powered combined heat and power in graduation production with volatile
metal and glass plant with a centralized furnace solvents
■ Production of precision optical ■ Reintroduction of waste water from ■ Operation of recooling plants as part of
graduations glass processing ventilation systems
■ Assembly of printed circuit boards Further environmental legal requirements The environmental impact described on the
apply to systems that deal with water following pages refers to both campuses,
■ Final assembly of components and
polluting substances and to emissions although the predominant share (over
devices
containing highly volatile solvents: 80%) arises at the main plant.
■ Handling, storage and transport of
hazardous materials and waste
Head office and main plant in Traunreut Hochreit campus
2018 2019 2020 2021
The HEIDENHAIN headquarters was origi-
nally concentrated on its campus in the Energy consumption in GWh 11.1 11.6 11.7 13,0
middle of Traunreut. Today, it is supple-
mented by a site in Hochreit, located ap- CO2 emissions in metric tons 690 850 830 810
Our headquarters: closely The campus in numbers proximately 1 km from the main campus.
Along with its metal and glass production Fresh water consumption in m3 30,000 32,000 28,000 27,000
enmeshed R&D, production,
facilities, it has housed the new logistics
logistics and administration center since 2020.
Total area
The HEIDENHAIN headquarters in Traun- 307 000 m2 Thanks to the significant increase in production volumes in 2021, the efficiency of the Hochreit site
was improved.
reut (Upper Bavaria) is the beating heart
of the company. Here, the main R&D,
production, logistics and administration
activities are all concentrated in close Approx. 71% developed area
proximity to each other. This ensures
short distances and fast processes for Approx. 17% green area
immediately responding to the needs Approx. 12% semi-natural
and wishes of international customers area
in high-tech industries, including semi-
conductors, electronics or mechanical
engineering. 4 150 employees
Approx. 2.1 million
devices made in 2021
4 125 t of overall out-
put in 2021
(total weight of all products
sold, with packaging)
Hochreit campus in Traunreut
6 7
Occupational safety and environmental protection policy Environmental management
The company’s occupational safety and without impact on the safety and health of The company’s context Ascertainment of environmental Environmental audits
environmental protection guidelines are our employees and the environment. The impact
the basis for ensuring staff health and Management Board has appointed an
safety, as well as environmental protection. officer responsible for introducing and im- HEIDENHAIN uses an environmental pro- The environmental impact is ascertained Environmental audits provide periodic and
plementing our safety and environmental tection management system to implement through consideration of the environmen- systematic evaluation of environmental
Occupational safety and environmental protection policy. This person is responsible its core corporate policy guidelines in the tally relevant corporate processes. HEIDEN- performance, as well as compliance with
protection are important parts of our cor- for ensuring compliance at all levels of the form of practical measures. HAIN analyzes these effects under the the relevant environmental regulations. All
porate policy. Yet even despite our best company. aspects of auxiliary materials and supplies, activities of the company therefore under-
efforts, we know that our actions are not In order to ensure the focused implemen- waste, energy, emissions and water/soil. go a full evaluation at defined intervals of
tation of environmental protection manage- For every aspect, energy and material at most three years. The content of the
ment at HEIDENHAIN, the context of the consumption are measured and the use environmental audit is documented in a
company was determined based on stake- of environmentally relevant systems are summary. This summary then supports the
holder requirements. The resulting environ- examined. The results are expressed as Management Board in reviewing the suit-
mental factors are the basis for environ- metrics. The corporate processes are eval ability, reasonableness and effectiveness of
mental protection goals and specific mea- uated for both normal operating procedure an environmental management system.
sures for continuous improvement. Within and for potentially occurring operational
this context, any legal requirements must disturbances. We are aware that the con- The environmental audit is supplemented
We act in accordance with these guidelines be fully met. sumption of resources and the disposal by periodic, department-specific internal
of waste cause air and soil pollution; that occupational safety and environmental
harmful emissions contribute to air pollution, audits. The audits are performed by trained
HEIDENHAIN shall protect and preserve the environment as essential for
1 the existence of current and future generations.
Organizational structure and summer smog and the greenhouse effect;
that the consumption of energy and water
auditors, the relevant managerial staff, the
process landscape works council and the company physi-
accelerates the scarcity of resources; and cian. Any discovered deviations are docu-
HEIDENHAIN shall comply with all applicable environmental protection
2 laws.
An environmental protection officer appoint- that wastewater contaminants contribute
significantly to soil and water pollution.
mented and resolved through corrective
measures within the required time.
ed by the Management Board monitors the
company’s compliance with its occupational
HEIDENHAIN shall comply with the environmental provisions and standards safety and environmental protection policy. The environmental audit therefore ensures
3 that affect its operations, act in an environmentally conscious manner at all The environmental protection officer is Key metrics that the current environmental manage-
of its sites and handle natural resources responsibly. supported by officers for emission control, ment system complies with the company’s
water protection, waste and hazardous Our environmental protection goals are environmental policy.
HEIDENHAIN shall strive to develop and use new products and production materials. The company officers monitor all defined and evaluated based on metrics.
4 technology in order to optimize raw material requirements, reduce detri- environmentally relevant legal changes, Key metrics are gathered as part of deter-
mining the environmental effects for envi-
mental effects on the environment and eliminate risks to its employees. evaluate them and inform any affected
areas of the company in order to ensure ronmentally relevant processes. In order
continuous improvement and compliance to ensure continuous improvement, the
HEIDENHAIN shall ensure that its safety systems and organizational
5 measures are always at the current state of the art. with the legal requirements. No violations extent to which the defined environmental
of environmental regulations are known to goals are reached is determined through
have occurred during the reporting period. the periodic review of metrics and their
HEIDENHAIN shall inspect, monitor and evaluate its corporate activities for trends.
their effect on the environment and on the safety of its employees, ensuring
6 the implementation of occupational safety and environmental protection
Document management for the environ-
mental management system is performed
policy through a certified environmental protection management system.
on an electronic knowledge platform. The
process landscape of the environmental
HEIDENHAIN expects its employees to actively contribute to protecting
7 the environment.
management system consists of overar-
ching process descriptions supplemented
by department-specific work and operating
HEIDENHAIN shall train and inform its employees in order to promote instructions.
8 safety and sensitivity to environmental matters, both inside and outside
the company.
HEIDENHAIN shall endeavor to ensure the seamless flow of information
9 to public authorities in the context of a cooperative working relationship. Planning and Assigning Training and Complying with Monitoring
evaluating goals responsibility notifying staff regulations processes
HEIDENHAIN shall inform its business partners and the public regarding
10 the safety and environmental aspects of the company and its products. Manufacturing products
Process landscape with essential
process descriptions of the Product Raw material Production Sales
environmental management development procurement
system Customer Customer
Manufacturing products
Limiting
Ensuring health Handling Managing
environmental
and safety emergencies documentation
impact
8 9
Environmental impact
Energy
Combined heat and power plant Coverage of heating needs Limiting energy needs Energy rehabilitation
(CHP): low resource consumption of existing buildings
The combined heat and power plant is
for heat and power generation used for both heat and power generation. HEIDENHAIN strives to reduce energy For the improvement of energy efficiency
The heat it produces is used for heating consumption and improve energy efficien- in existing buildings, care is taken that
The company’s combined heat and power purposes and meets more than half of cy in new buildings and through energy buildings and building services systems
plant runs on natural gas. It generates heat the company’s entire heating needs. rehabilitation in already existing buildings. undergo energy rehabilitation as needed,
and electricity based on the principle of subject to economic considerations. The
cogeneration. The production of heat and The company is also connected to the New buildings objective is to ensure the economical and,
power at the site of consumption leads to Traunreut district heating system, which For new buildings, the energy-efficient as a result, environmentally friendly opera-
an excellent total utilization rate. sources its heat from a biomass heating operation of the building is taken into con- tion of already existing buildings.
plant and a geothermal power plant. The sideration as early as the planning stage.
Coverage of electricity needs biomass heating plant is powered by wood In particular, the structural thermal insulation
Approximately 11% of the company’s total chips, waste wood and natural gas. The of the building envelope, as well as the Energy monitoring
required electricity needs are covered by geothermal power plant is fed with geo- energy efficiency of the building services
the combined heat and power plant. The thermal heat from hot thermal water. The technology for heating, ventilation, air An extensive energy monitoring system
remaining required power is sourced from proportion of renewable energy of this conditioning and lighting, must meet strict that transparently tracks the energy con-
a trans-regional energy provider with 100% district heating is approximately 76%. legal requirements for energy conserva- sumption of all buildings is continually
renewable energy. tion in buildings. under expansion. Through continuous
The remainder of the required heat energy monitoring of the consumption rates,
Based on the principle of cogenera- is provided by one centralized heating fur- Thanks to the use of environmentally negative trends are easier to monitor, HEIDENHAIN glass scales, which
nace and multiple decentralized heating friendly and state-of-the-art technologies, and specific weaknesses can be identified.
tion, the combined heat and power feature accuracies in the micrometer
furnaces, which are primarily operated with such as heat recovery for air-conditioning The energy monitoring system thereby
plant produces electrical power for natural gas. systems, a reduction in the environmental contributes to energy consumption opti- range, are manufactured in the Mas-
manufacturing facilities as well as impact was achieved for various new mization. tering department. Our precise man-
The proportion of energy from renewable production buildings.
thermal energy for the heating of sources is approximately 66% of total ufacturing processes place stringent
buildings. consumption. demands on the quality and reliability
of our clean-room technology.
Energy consumption
Overall
in GWh
77.8 76.6 Angle encoders exhibit accuracies at the arc second level
75.0 71.0
or below, while linear encoders feature accuracies in
Thermal energy 20.8
22.0 22.7 the micrometer range or below. The special atmosphere
21.4
required for their production is ensured by complex,
state-of-the art ventilation systems. Optimized optics make
devices such as the RCN and LC series resistant to liquid
Electrical energy 57.0 53.0 49.6 53.9 contamination and condensation. As a result, machine
2018 2019 2020 2021 manufacturers can reduce the amount of sealing air supply
and considerably reduce the CO2 footprint of their systems.
Per kg of product
in kWh
26
20 19
16
Despite the rise in absolute energy
consumption in 2021, the specific energy
consumption was reduced.
2018 2019 2020 2021
10 11
Environmental impact
Water and soil
Fresh water Pretreatment of wastewater Wastewater pollutant load
Before being discharged into the public
Approximately 163 000 cubic meters of The pollutant load from the Graduation are periodically checked at two wastewater
sewage system, a portion of the produced
fresh water were consumed in 2021. This Production department (E90 and A40) is collection sites (E92 and H14) by an ac-
wastewater is pretreated with the following
freshwater is primarily needed for the re- checked annually by an accredited measur- credited measuring body and are below
equipment:
quired climate control of production and ing body. The results are considerably be- the officially prescribed wastewater limits.
assembly departments, and for cleaning ■ Grease separators low the prescribed limits of the municipal
processes during the production of grad- ■ A light liquid separator drainage statute. Both the organic load and Self-monitoring
uations. Fresh water is sourced entirely the nitrogen and phosphorous load exhibit
from the public mains of the Traunreut ■ Flow neutralization systems significantly smaller concentration levels Within the scope of self-monitoring in ac-
waterworks. than those found in household raw effluent. cordance with the German Federal Water
Two grease separators treat the grease- Other water-polluting substances, such as Resources Act, the company’s own sewer
and oil-containing rinse water from the heavy metals, were likewise found at only system is periodically inspected. Any oc-
Wastewater company’s own cafeteria at the main plant very low concentrations. As a result, this curring deficiencies are promptly resolved.
and the Hochreit campus. The light liquid water exhibits good biodegradability.
Water types and quantities separator treats the wastewater containing
mineral oil from the company’s own car- During the production of precision gradua-
Production wastewater, sanitary sewage Soil protection
wash stations. The separator systems are tions, wastewater arises from the process-
and rainwater must all be dealt with. operated in accordance with legal require- ing of glass and glass ceramics. Introducing
Approximately 116 000 cubic meters of In the interest of protecting soil and water
ments. this wastewater into the public wastewater
Wastewater is inspected on a regular production wastewater and sanitary from hazardous pollution, sites once sus- The continuous-flow neutralization
system requires a permit in accordance
sewage were produced in 2021. The pected of contamination were formerly
basis through self-checks. To date, the Two flow neutralization systems are used with the German Federal Water Resources system treats and monitors rinse water
amount of sanitary sewage is calculated examined for hazardous substances in
for wastewater from the graduations Act. The minimum requirements for intro-
measured concentration levels have accordance with the requirements of the from graduation production before it
based on an annual average consumption production area. These systems treat and ducing this wastewater are based on Ap-
been significantly below the legally rate of approximately 8 cubic meters per German Federal Soil Protection Act. The is introduced into the sewer system.
monitor the pH value of the lightly contami- pendix 41 of the German Federal Waste
employee. This calculation is based on the company grounds are now free of areas
specified limits. nated rinse water arising from graduation Water Ordinance and are defined in the rele-
average full-time equivalent during the suspected of contamination.
production. vant notice of approval. The pollutant loads
reporting period.
Reintroduction into the water cycle
The difference between freshwater con-
sumption and wastewater production is Rainwater from new buildings is returned
due to evaporation from cooling towers to natural circulation via soakaway pits.
and air humidifiers.
Legal and government agency wastewater limits and
measurement results
Measurement
Unit Limit value
Freshwater consumption / wastewater results
Graduation Production The measurement results come from the
Overall Per kg of product measurement reports of an accredited
(E90 and A40)
in m³ in dm³ measuring body. For both glass processing
177,000 174,000 Hydrocarbons mg/l 20 < 0.8
163,000 Freshwater consumption collection sites, the stated value is the
157,000 Amount of wastewater Zinc mg/l 5 < 0.05 maximum measured value.
57
48,000 Chromium mg/l 1 < 0.01
Evaporation from 52,000 * During self-monitoring, non-representative
46,000 47,000 47 Nickel mg/l 1 < 0.01 amounts of arsenic were observed multiple
cooling towers /
30,000 31,000 40 40 times due to improper sampling. After
air humidifiers 30,000 36 AOX mg/l 1 < 0.1
30,000 34 consultation with the relevant government
Sanitary sewage 28 agency and elimination of the error, no further
25 Glass processing exceedances of the limit were observed.
(E92 and H14)
Copper mg/l 0.3 < 0.13
Production wastewater
95,000 95,000 81,000 86,000 Lead mg/l 0.3 < 0.05
2018 2019 2020 2021 2018 2019 2020 2021 Arsenic mg/l 0.3 *
Wastewater amount (E92 / H14) m³/d 80 / 99 < 5 / < 80
Despite the rise in absolute water consumption in 2021, the specific water
consumption was reduced.
12 13
Environmental impact
Waste
Waste separation, waste treatment Waste treatment Waste reduction methods in Hazardous materials
and waste disposal All waste is separately collected and prop- production facilities
erly recycled or disposed of in accordance The following hazardous materials arise
Waste separation: committed to with the requirements of the German Processing plant for metal chips from the company’s manufacturing pro-
recycling raw materials Waste Management and Product Recycling cesses:
Two processing plants for metal chips are
The company produces the main Act and the Commercial Waste Ordinance, in use; one is located on the main campus ■ A solvent-water mixture for the surface
following types of waste: including the hazardous substances regu- in Traunreut and the other at the Hochreit cleaning of semi-finished and finished
lations. facility. The metal chips are first chopped products
■ Metal from metalworking
up by a shredding unit, and residual emul- ■ Waste from coating processes, adhesive
■ Glass from graduation production Waste disposal sions are then removed in a centrifuge. residue from assembly processes and
Thanks to its rigorous waste separation At this point, the metal chips have a mois-
■ Wastepaper from offices soiled cellulose cloths from cleaning
policy, HEIDENHAIN is able to recycle over ture content of less than 1% and can be activities
■ Cardboard from packaging 90% of its waste. Most of the waste is recycled more effectively and economically.
disposed of by regional waste management In order to avoid the transport of hazardous ■ Diverse waste containing acids and
■ Electronic waste, especially from bases from graduation production
companies. Hazardous waste is primarily materials around the site, waste cooling
electronics production lubricant is stored in central tanks located
disposed of by GSB Sonderabfall-
■ Household-type commercial waste Entsorgung Bayern. near the respective processing equipment.
■ Hazardous waste, particularly solvent- Measures taken
Building demolition Reduction of waste from coating pro-
Processing facilities chop metal chips water mixtures and cooling lubricants cesses Many components of HEIDENHAIN
Through the controlled demolition of old The hazardous materials are filled or
into small pieces and withdraw mois- encoders are manufactured in auto-
commercial real estate, 2540 tons of dif- In the past, a protective coating was ap- packed into approved transport containers,
ture, thus allowing them to be eco- ferent types of waste were produced on plied to the front panels of the contouring and then declared and loaded in compliance mated production systems. In order to
nomically recycled. top of the following waste balance in 2021. controls. Due to the increased use of stain- with the applicable regulations. Employees
less steel housings, these coatings are increase service life and reduce waste,
Of the different types of waste, more than involved in the transport of these materials
Waste statistics 80% was mineral construction waste and now largely not needed. The amount of monitor the packing and loading processes the cooling lubricants needed for metal
less than 1% was hazardous waste. waste arising from these processes has with the help of a checklist. cutting are constantly monitored.
therefore been reduced.
Waste and recyclables Training and monitoring
in metric tons Reduction in cooling-lubricant con-
2018 2019 2020 2021
sumption All of the employees involved in the trans-
port of hazardous materials are trained and
Electronics 122 115 88 97 Through the growing use of centrifugal regularly instructed in accordance with
suction systems on encapsulated machine their specific role. An external hazardous
tools, the cooling lubricant that is carried materials officer monitors compliance with
Glass 72 63 46 63
along with the extracted emulsion and oil the hazardous materials regulations.
mists is separated and reintroduced into
Commercial waste 286 247 213 284 circulation within the given system.
Wood 218 194 116 148
Metal 1,307 1,035 898 1,142
Paper 293 244 191 246
Hazardous waste 934 1,021 832 985
Other waste 382 363 248 386
Rotary encoders convert rotational motion into electrical
Overall Per kg of product Total waste signals using the photoelectric scanning principle for
in metric tons in kg Hazardous waste
position ascertainment. Cooling lubricants are used during
Metal waste
3,614 the production of the flange, which holds the components
Despite the rise in absolute waste 3,282 3,351
production in 2021, the specific waste 0.96 of the rotary encoder.
production was reduced. 2,632 0.88 0.81
0.73
0.28 0.33
0.27 0.28
0.19 0.27 0.30 0.24
2018 2019 2020 2021 2018 2019 2020 2021
14 15
Environmental impact
Emissions
Environmentally relevant emissions Production of heat and electricity Surface cleaning with organic
solvents
The company causes environmentally The combined heat and power plant, which
relevant atmospheric emissions primarily runs on natural gas, along with various The emission of volatile organic compounds Immission Control Act. The required in-
through the following processes: heating systems, produce emissions that (VOC) is due primarily to the cleaning of spections of the hygiene standards of the
■ Gas firing of the company’s combined are typical of combustion processes. The semi-finished and finished goods at various raw water are performed on a regular basis
carbon dioxide emissions are calculated facilities and work areas. The primary clean- in order to prevent the hazardous discharge
heat and power plant
based on approximately 25 GWh of primary ing agents used are alcohols and acetone. of legionella to the outside air via aerosols.
■ Gas and oil combustion in the central- energy consumption from natural gas and
ized and decentralized heating systems heating oil. Most of the VOC emissions arise during Emissions reduction measures
■ Chemical surface treatment of compo- graduation production, which is subject to
For the operation of the combined heat special requirements in accordance with The reduction of polluting emissions is a
nents and devices, such as for coating
and power plant and the central heating the 31st Implementing Order of the Ger- permanent environmental goal. To this end,
and cleaning processes
system, the requirements for the relevant man Federal Immission Control Act. This building and production-system measures
Odor, dust, or noise emissions are pro- approval notice and the 44th Implementing requires recurring emissions measure- are continuously being taken in order to
duced only in low quantities. Order of the German Federal Immission ments at different exhaust-air systems by maintain the state of the art in minimizing
Control Act must be complied with. Re- an accredited measuring body. Once again, emissions from heating and electricity
For the CO2 equivalent, the anthropogenic peated emissions measurements of the all of the results are below the legally consumption.
greenhouse gases from the company’s main types of emissions are necessary required emission limits.
emissions sources are considered in accor- and must be performed by an accredited A reduction in the use of volatile organic Solvents are chiefly used for cleaning
HEIDENHAIN precision graduations
dance with Scope 1 of the GHG Protocol. measuring body. All of the results are solvents is another long-term goal of the
have line widths ranging from 0.25 μm Indirect emissions from prior and subse- below the officially prescribed emissions the surfaces of semi-finished and
Operation of company. The approval of more environ-
to 10 μm. The associated manufacturing quent activities in accordance with Scope 2 limits. evaporation cooling systems mentally friendly replacement substances finished products. In addition to the
and Scope 3 of the GHG Protocol are cur- for surface cleaning is continuously being
processes (e.g., DIADUR or METAL- small amounts that enter wastewater
rently not considered. Evaporation cooling systems are particularly pursued, although the very high quality
LUR) require special investments in requirements of individual cleaning pro- during the rinsing processes, ap-
required for climate control in buildings
buildings, climate control and process whose operation is subject to the 42nd cesses must be considered as well. proximately half of the solvents are
Implementing Order of the German Federal recycled. The remainder are released
technology.
into the ambient air.
Emissions output
CO2 equivalent CO2 equivalent per kg of product
in metric tons in grams
1,890 Legal and government agency emission limits and measurement results
5,600
The CO2 equivalent from sources of emissions 5,200
4,800
at HEIDENHAIN has been determined in 4,400 1,290 1,360 Measurement
Unit Limit value
accordance with Scope 1 of the GHG Protocol results
since the reporting year 2020. Prior to 2020, 890 Combined heat and power The measurement results (in mg/m³ NC =
only CO2 emissions from combustion processes plant, Modules 1 to 4 mg/m³ in normal condition) are taken from
of the combined heat and power plant and the
the measurement reports of the accredited
heating systems were considered. Carbon monoxide mg/m³ NC 300 < 150
measuring body. For the combined heat and
Nitrous oxide mg/m³ NC 250 < 250 power plant, the measured maximum value
Formaldehyde mg/m³ NC 60 < 29 of the four modules is provided. For the boiler
2018 2019 2020 2021 2018 2019 2020 2021 plant, the measured maximum value of both
Sulphur oxides mg/m³ NC 10
Environmental impact
Material usage Occupational safety and fire protection
Conscientious use of materials Cooling lubricants Occupational safety Fire protection
Cooling lubricants are used for metalwork-
HEIDENHAIN has unusually high production ing and glass processing in the production Evaluation of working conditions Fire protection for buildings
depth. The main constituents of HEIDEN- of graduations. For the purpose of ensuring the health and Fire protection for buildings is taken into
HAIN products are steel, aluminum, flat
safety of all our employees, the working account particularly when new building are
glass and electronic components. The Acids and bases conditions of all employees, including any planned or when existing buildings undergo
production process comprises metal ma-
Acids and bases are primarily used during associated exposure to hazards, are sys- significant alteration. Building measures
chining, glass processing, graduation pro-
the production of graduations. The surfaces tematically evaluated on a regular basis in and fire protection systems such as fire
duction, electronics production and final
of the encoder graduations are treated with accordance with the German Occupational alarm systems, fire extinguishing systems
assembly. The following essential raw
galvanic and chemical processes. These Safety and Health Act. All requirements for and smoke and heat removal systems
materials, auxiliary materials and supplies
substances are handled predominantly in occupational safety, such as for plant and are defined in a separate fire protection
are used:
closed systems where ambient air is operational safety, are regularly examined certificate for the new property.
monitored. through internal audits, and any necessary
Steel and aluminum
measures for improvement are taken. Technological fire protection measures
Steel and aluminum are required primarily Chlorofluorocarbons In order to ensure rapid and precise alerting
in the production of extrusions for linear Employee training and professional
Chlorofluorocarbons are present as re- in the event of a fire, a centralized fire
encoders and of flanges for rotary and development
frigerants in closed climatic cycles. Tiny alarm system is in place. When a fire alarm
angle encoders.
amounts of these chemicals escape via Because work accidents are usually caused is triggered, an internal initial response
leakage during the operation of air condi- by behavior-related errors, great emphasis group and the Plant Security team are noti-
The scales and scanning units of Flat glass HEIDENHAIN Plant Security monitors
tioning systems, and this loss is replaced is placed on employee training. Employees fied by pager. Automatic fire extinguishing
sealed linear encoders from HEIDEN- Flat glass is primarily required as a carrier accordingly. HEIDENHAIN endeavors to are regularly instructed by their supervisors systems, wall hydrants and a sufficient safety on the company grounds
HAIN are protected from chips, swarf, for precision graduations. continue transitioning all of its heating, about the dangers inherent to their duties number of portable fire extinguishers are and coordinates measures for the
ventilation and air-conditioning systems to and the measures required for effective available within company facilities. For the
dirt and splash fluids by aluminum Solvents risk prevention. Opportunities for further general availability of extinguishing water, elimination of plant disturbances, such
environmentally friendly refrigerants and
housings. to reduce refrigerant loss. training on occupational safety are offered an adequate network of hydrants is present as fire alarms.
Solvents are chiefly used for cleaning the
through an in-house training program and on the company grounds.
surfaces of semi-finished and finished
Cardboard and wood are attended based on the specific hazards
products.
that employees are exposed to. Fire protection at the organizational level
Cardboard and wood are used as highly
recyclable packaging materials. Our Pack- To improve corporate fire protection at the
Internal communication
aging R&D department continuously strives organizational level, employees receive
to increase the use of molded pulp as a The safety and environmental committee basic and advanced training to become fire
substitute for plastic for a sustainable pack- convenes regularly to promote internal protection assistants. These employees
Raw material procurement aging cycle. We thereby intend to increase communication between safety specialists, must use a fire extinguisher in the event
the share of recyclable packaging material. the company physician, the works council of a fire and support managerial staff,
Raw materials and representatives of the various technical particularly the fire prevention officers, in
in metric tons divisions. The committee members discuss the area of fire prevention measures.
2018 2019 2020 2021 occupational safety and environmental
protection issues, as well as jointly define To ensure supplier reliability for the compa-
Material efficiency
Aluminum 1,451 828 984 1,842 required measures. ny, the fire protection systems of suppliers
are evaluated as part of supplier audits.
When measuring raw material procure-
Steel 726 514 405 1,093
ment, we essentially consider three raw
materials: aluminum, steel and flat glass,
Flat glass 280 226 184 342 which, along with electronic components,
represent the primary mass-specific ma-
terials used in HEIDENHAIN products.
The material efficiency is the ratio of the
Raw materials used per kg of product amount of manufactured product to the
in kilograms amount of material used. Efficient materials
2018 2019 2020 2021 usage during production significantly con-
tributes to the good stewardship of natural
Aluminum 0.29 0.22 0.36 0.45 resources and to the economic efficiency
of production processes. We continuously
Steel 0.15 0.14 0.15 0.26 strive to quantify and analyze the funda-
mental flow of raw materials, auxiliary
0.06 0.06 0.07 0.08 materials and operating materials in order
Flat glass
to identify viable savings potential.
The significant increase in the absolute and relative use of materials is due to the significant
increase in inventory needed for ensuring sufficient supply stock.
18 19Environmental protection program for 2022 Results from the environmental program for 2021
Environmental protection goals Results from the environmental
protection goals
For the efficient implementation of the en- protection and are aimed at the reduction methods is meant to ensure the continuous
vironmental policy defined for our company, of our environmental impact as part of a improvement of environmental protection The measures from the previous year’s The results from the previous year’s envi- Within the context of the performance re-
environmental goals with specific environ- continuous improvement process. at HEIDENHAIN. environmental programs have largely been ronmental program highlight our efforts to view and the effectiveness of the environ-
mental programs are developed and updat- implemented and have led to improvements sustain a continuous improvement process mental goals, the quantified and scheduled
ed. This process is continually influenced by The release of the environmental program The environmental programs comply with in the environmental impact of our products for the environmental impact of the environmental programs are also examined
the results and experience gained from the requires prior approval by the Management all legal regulations and are intended to and production processes. Traunreut site. on an annual basis in consultation with the
annual environmental audit. Board. Environmental programs must be surpass them insofar as this is economically Management Board, and are redefined as
compatible with the corporate environmen- reasonable. We have thereby achieved a high standard, The qualitative and quantitative improve- needed.
Environmental programs include measures tal policy. In this context as well, the use of which serves as the basis for our future ments made to our environmental impact
in all areas of corporate environmental the technologically best processes and efforts toward ever more environmentally are stated in the environmental data of the
friendly products and production processes. annual reports.
Time
Objective Planned measures frame Objective Results of the implemented measures
Climate protection Increase in the share of The electricity from renewable resources (green power) supplied to 2023 Climate Increase in the share of As a key contribution to climate protection, power for the main campus in Traunreut
renewable energy the main campus in Traunreut in 2021 is to be extended to the German protection renewable energy has come from renewable energy sources since 2021 (green power). As a result, CO2
sources Group companies. Through the supplementation of the electricity sources equivalents were saved by over 70% relative to the sum of direct emissions (Scope 1)
supply via Power Purchase Agreements (PPA), approximately two- and indirect emissions from energy generation (Scope 2) in accordance with the GHG
thirds of the Group’s power needs will be obtained solely from renew- Protocol.
able energies directly from the producer starting in 2024, including
water power, wind power, photovoltaic power, or biogas. This solution Energy Increased energy Transitioning the lighting systems of an operations building to LED technology saves
allows the exact source of the power to be known and ensures re- efficiency efficiency for building approximately 500 MWh of electricity annually.
gional sourcing. services technology
In order to ensure active fire prevention in a fully automated high bay warehouse,
As with power, the consumption of natural gas at the main campus in 2023
the stored goods are protected through the release of nitrogen in a reduced-oxygen
Traunreut and the German manufacturing subsidiaries will become
atmosphere. Through renovation of the nitrogen-production system, around 30 MWh
climate-neutral. Through changes to the supply contracts, only
of electricity are expected to be saved annually.
CO2-compensated natural gas is to be sourced. This voluntary
compensation is achieved via certified emission-reduction credits by
The renovation of various air conditioner units in an operations building, with a planned
which an equivalent amount of emissions is compensated for in the
savings of over 25 MWh of electrical energy per year, had to be postponed to the
form of climate-protection projects.
following year (2022) due to material supply shortages.
Through installation of a photovoltaic system on the roof of an opera- 2022
Through the replacement of air compressors for an operations building, approximately
tions building, approximately 400 MWh of electrical energy can be
20 MWh of electricity has been saved per year.
generated per year for climate-friendly self-supply.
Environmental Increase in the share For products that are sensitive to contamination and are geometrically complex, pack-
In order to promote the e-mobility of employees, and thereby a sus- 2022
protection of recycled packaging aging is required that ensures high protection during transport of the sensitive goods.
tainable and climate-friendly traffic system, 20 charging stations are
material For this purpose, individual protection elements produced in a thermoforming process
to be set up for electric vehicles.
have been used. The plastics required for making this kind of packaging were switched
from entirely new materials to the highest possible proportion of recycled materials.
Energy efficiency Increased energy Continuing to transition the lighting systems of various operations 2022 Due to the switch, more than 20 t per year were substituted with recycled material,
efficiency for building building to LED technology is expected to save around 500 MWh which is approximately equivalent to 20% of the entire plastic packaging consumption.
services technology of electricity annually. Due to this optimization initiative for packaging materials, more than 1.5 t of plastic
packaging were also replaced by corrugated cardboard.
Through additional measures for improving the energy efficiency of 2022
building services technology, such as the optimization of the com-
pressed air system for an operations building, as well as the replace-
ment of vacuum pumps, more than 200 MWh of electrical energy
are to be saved per year.
Environmental Reduction in emissions Due to various changes in the manufacturing processes during the 2022 to
protection of organic solvents production of precision graduations, the specific consumption of 2024
organic solvents was lowered by 25%, which is connected to a
significant reduction in VOC emissions.
Waste reduction A food takeaway option was introduced for the company cafeteria in 2022
2020. Disposable bioplastic meal boxes are used for this. The menu
boxes are to be replaced with washable reusable containers. Relative
to the amount from 2021, it will be possible to save approximately
100 000 disposable menu boxes.
20 21Statement by the environmental auditor
The signing party, Dipl.-Ing. Ulrich Wegner, With the signing of this Declaration, it is This Declaration is not equivalent to an
EMAS environmental auditor from TÜV hereby confirmed that EMAS registration. EMAS registration
SÜD Umweltgutachter GmbH, with ■ the expert assessment and validation may be conducted only by a competent
registration number DE-V-0045, accredited authority in accordance with Regulation
were conducted in accordance with
for group 26.5 (NACE code), hereby con- (EC) No 1221/2009, updated by Regulation
the requirements of Regulation (EC)
firms that he has evaluated whether the (EU) 2017/1505. This Declaration must not
No 1221/2009, updated by Regulations
company site stated in the updated Envi- be used as the sole basis for informing the
(EU) 2017/1505 and (EU) 2018/2026,
ronmental Declaration of the organization public.
■ the result of the expert assessment
DR. JOHANNES HEIDENHAIN GmbH and validation confirms that there is The submission of an updated environ-
Dr.-Johannes-Heidenhain-Str. 5 no evidence of any non-compliance mental declaration is planned for 2023.
83301 Traunreut, Germany, with the applicable environmental
regulations,
including the Hochreit facility
■ and that the data and information con-
(Fraunhoferstr. 1) with registration number
tained in the updated Environmental
D-155-00010, fulfills all of the requirements
Declaration for the company location
of Regulation (EC) No 1221/2009 of the
provide a reliable, plausible and truthful
European Parliament, and of the Council, of
portrayal of all activities at the location in
25 November 2009, regarding the voluntary
the area stated within the Declaration.
participation by organizations in an EC
system for eco-management and auditing
(EMAS), updated by Regulations
(EU) 2017/1505 and (EU) 2018/2026.
Munich, 4/12/2022
Ulrich Wegner
Environmental Verifier
1345835 · 01 · A · 02 · 04/2022 · PDF
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