Examples from practice at the KAP

Electrics and electronics

Plastic edge connectors

Plastic edge connectors

This project investigates the "blister effect" observed on plastic edge connectors in series production, inhibiting the assembly of casing covers.

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LED circuit boards with a silicone lens system

LED circuit boards with a silicone lens system

This project looks at the detachment of the silicone component in the area of the LED chip in automotive headlights with the aid of microscopic methods.

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Electronic components under bending load

Electronic components under bending load

Mechanical tests are used to check an electronic product for unrestricted functionality under realistic loads.

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Automotive

Analysis of tear propagation behaviour of CRP

Analysis of tear propagation behaviour of CRP

Special test processes are used to analyse the failure of CRP components in an automotive engine hood.

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Component testing to investigate operational stability of retaining claws

Component testing to investigate operational stability of retaining claws

A realistic component test investigates the practical suitability of vibration-loaded components.

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Examination of vehicle fuel tanks

Examination of vehicle fuel tanks

Extrusion blow-moulded car fuel tanks have a reduced barrier layer thickness (EVOH) in the area of the pinch-off weld.

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Determining the damping behaviour

Determining the damping behaviour

In order to find out how the ship's shaft behaves in heavy seas, the damping properties of the TPU material are determined.

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Construction

Analysis of Damage Caused by Hole Formations in Multiwall Polycarbonate Sheets

Analysis of Damage Caused by Hole Formations in Multiwall Polycarbonate Sheets

The study examines hail damage in the form of hole formations in light bands on flat roofs of industrial buildings

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Material selection for fixing systems

Material selection for fixing systems

To select the material for outdoor fixing systems, the long-time behaviour of polyethylene types is determined.

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Testing of air-conditioning pipes

Testing of air-conditioning pipes

This project involves the examination of welds on pipelines being laid for the air-conditioning system in a new construction project.

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Packaging

Damage analysis on outer film packaging

Damage analysis on outer film packaging

This project looks at the failure of carrier straps bonded to sixpacks shrink-wrapped with plastic film.

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Crack formation in PET bottles

Crack formation in PET bottles

Microscopic methods are used to examine leaks in the area of the thread on returnable PET bottles.

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Quality assurance for barrier coating

Quality assurance for barrier coating

Using spectroscopy, an evaluation is made of the quality of barrier coats applied to plastic cups.

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Medical technology

Damage analysis on an oxygenator

Damage analysis on an oxygenator

In this project, numerous complaints were received about surface cracks on one of the device's aspiration ports. A microscopic analysis was made to clarify the situation.

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Approval testing for safe medical products

Approval testing for safe medical products

Mechanical tests on PMMA therapy splints to obtain approval for the American market from the FDA authority.

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Miscellaneous projects

Precisely predicting multiaxial stresses

Precisely predicting multiaxial stresses

Equibiaxial test stand investigates the multiaxial material behaviour of elastomers

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Cracking in Pump Housings

Cracking in Pump Housings

With the help of suitable investigations, possible causes for the cracking should be determined.

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Fatigue – Determination of mechanical load limits

Fatigue – Determination of mechanical load limits

Characterisation of dynamically stressed materials with regard to fatigue properties

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Examination of POM gear racks

Examination of POM gear racks

Analysing the cause of customer complaints describing the early failure of POM gear rack elements.

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Examination of additively manufactured parts

Examination of additively manufactured parts

Additively manufactured parts are examined microscopically to identify any quality-reducing characteristics.

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Processing of recyclate

Processing of recyclate

An examination is made of the occurrence of clogging of the melt filter screen when processing post-consumer polypropylene (PP).

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