Testing of paintwork on vehicle interior materials
The Volkswagen AG standard TL 226 (technical delivery condition) is applied by the core brands VW and Audi as well as the VW subsidiaries Skoda and SEAT.
TL 226 refers to printed, coated, painted or heat-sealed components of the vehicle interior.
After preconditioning, the following tests are carried out in accredited area possible with us
color and gloss evaluation
according to VW 50190
Visual assessment
according to VDA 16
Abrasion resistance
according to PV 3906 with and without chemicals
Abrasion resistance
according to PV 3952
liability checks
grid or cross cut according to DIN EN ISO 2409
Scratch resistance with Erichsen hardness test rod type 318 according to DIN 55656
scratch resistance according to PV 3952
cream resistance
according to PV 3964
media resistance
(drop test)
according to DIN EN ISO 2812-4 (cleaning agents, artificial sweat, surfactant solution,...)
aging resistance
hydrolysis storage according to TL 226
Condensate constant storage according to DIN EN ISO 6270-2
heat storage according to TL 226
climate change storage according to PV 1200
Corrosion testing
according to DIN EN ISO 9227
odor test
according to PV 3900, VDA 270
combustion test
according to TL 1010
lightfastness
according to PV 1303 (flatbed device)
emissions tests
according to VW 50180
