Testing and Process Technology for Safety-Critical Components
in the Automotive Industry
When Test and Process Technology Need to Work in Volume Production
The automotive industry is undergoing a major transformation: electric mobility, autonomous driving, and new materials are posing immense challenges for testing and process technology. Components are becoming more complex, quality requirements are rising, and the pressure to shorten development cycles is enormous. Failures or quality defects are not only costly but also jeopardize safety. You need systems that not only function technically but also operate reliably, with documented and audit-proof processes in volume production.
What Matters in Volume Production

Maintenance of cycle time
Processes must not slow down production

Stable operation during series production
Fluctuations lead to downtime or scrap

Reliable verification of quality
Results must be documented and traceable

Integration into existing lines
Inspection and process equipment must fit into existing processes
Systems tailored to assembly line processes
Test and process systems are designed to operate reliably and integrate seamlessly into existing production lines. Cycle time, test sequences, and process behavior are specifically coordinated with one another.
- Designed for defined cycle times
- Integration into existing production lines
Stable and repeatable processes
- Automation for mass production processes
Testing under real-world operating conditions
Components are tested under conditions that correspond to their intended use. Pressure profiles, loads, and limit conditions are specifically defined to obtain meaningful results.
- Defined pressure build-up and release profiles
- Simulation of dynamic loads
- Reproducible test conditions
Typical challenges in the automotive industry
Batteries
Leak tests to prevent electrolyte leakage and to ensure safety and proper functioning.
Refrigerant Valves and Valve Blocks
Leak tests to prevent refrigerant leaks and malfunctions in the air conditioning system.
Evaporator
Pressure and leak tests to prevent refrigerant leaks and maintain cooling capacity.
Fuel Tanks and Fuel Lines
Leak testing to prevent fuel loss and avoid safety and environmental hazards.
Compressors
Pressure and leak testing to ensure reliable operation and maintain the refrigerant circuit.
Verfahren der Druck- und Dichtheitsprüfung im Automotive
Je nach Anwendungsfall werden unterschiedliche Verfahren eingesetzt. Wir beraten Sie gerne dabei, welche Verfahren in Ihrem Anwendungsfall am Besten eingesetzt werden.
Druckabfallprüfung
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Berstprüfung
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Zyklische Druckprüfung
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This is how we’ve solved it for others
Find out how companies are using aprotec’s solutions to meet a wide range of industry requirements and make targeted improvements to their processes. The case studies demonstrate how efficiency can be boosted and specific challenges successfully overcome – let them inspire you in your own projects.
Test- and Inspection System
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Helium Leak Testing System
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Test- and Inspection System
- Test- and Inspection System
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Helium Leak Testing System
- 8 s helium leak detection cycle time per component
- 10⁻⁶ mbar·l/s detectable leak rate (helium)
- 5 bar test pressure with 10% helium
Zone Melting System
Why Aprotec?

Direct contact
You speak directly with the people in charge, not through multiple layers of management

Integrated solutions instead of standalone solutions
Pressure, leak, functional, and measurement tests can be combined in a single system

Experience with a wide range of testing tasks
From simple production line testing to fully automated special applications

Designed for extreme conditions
High pressures, minute leaks, or precise measurement requirements are specifically accommodated

Scalable from single tests to series production
From manual test stations to fully automated systems with cyclic operation
Get Expert Advice
Do you have questions or are you unsure which system is the right fit for your requirements? No problem. We are happy to advise you personally and work with you to find the ideal solution for your application. Benefit from our years of experience, an honest assessment, and professional guidance — tailored to your needs and with no obligation.
Contact person
Michael Landgraf
Managing Director
- m.landgraf@aprotec-gmbh.de
- +49 9353 982460-11