Mercedes-Benz delivery specification for parts made of thermoplastics for the direct and indirect areas of the passenger compartment, passenger compartment heating, passenger compartment ventilation, panels and housings.
The DBL 5404 refers to unpainted and galvanized components made of ABS, ABS+PC, PA, PP, PPO and PMMA plastics in vehicle interiors.
After preconditioning, the following tests are possible:
density
DIN EN ISO 1183 Part 1-3 Method A – Buoyancy method
ash residue
DIN EN ISO 3451-1 Method A
Bending test
DIN EN ISO 178
DIN 53435 (Dynstat)
impact bending test
DIN EN ISO 179-1 (Charpy)
DIN 53435 (Dynstat)
at 23 °C & 50 % RH and at -25 °C
impact strength
DIN EN ISO 179-1 (Charpy) with notch A
DIN 53435 (Dynstat) with notch (K)
Water content
DBL 5555 Procedure A
Tensile test
DIN EN ISO 527 1-5
warm storage temperature
DBL 5555 using a heating cabinet according to DIN 50011-1: 1978-01
Vicat softening point
DIN EN ISO 306
VST B50
1,3-butadiene content
DBL 5430
fogging
DBL 5430
Emissions
DBL 5430
odor
DBL 5430, procedure B3 or A3
stress crack resistance
DIN EN ISO 22088-3
for unpainted components
resistance to cosmetics
DBL 5404
test medium according to DBL 5399
evaluation according to DIN EN ISO 4628-1
care product resistance test
DBL 5404
test medium according to DBL 5399
using a crockmeter
Assessment in standard light according to DIN 5031 Part 3
assessment according to DIN EN ISO 4628-1
hot light aging
DIN EN ISO 105-B06
assessment according to DIN EN 20105-A02
low flammability
DBL 5307.10
FMVSS 302 or DIN 75200
Conditioning of polyamide-containing materials before testing
in the recirculation cabinet according to DIN 50011-1
or in a standard climate according to DIN EN ISO 291-25/50-2
heat aging
in a convection oven according to DIN 50011-1
DBL 5404
light transmission
DIN EN ISO 13468-2
Surface resistance
DIN IEC 60063
VDE 0303-30
Sun simulation
DIN 75220
shrinkage behavior
DIN EN ISO 294-4 (Campus)
gloss
using BYK µ-Tri-Gloss
puncture test
DIN EN ISO 6603-2
scratch resistance
DBL 5404
using the Erichsen linear tester
Color measurement according to DIN EN ISO 11664-3
writing durability
DBL 5404
using the Erichsen linear tester
Gloss measurement according to DIN EN ISO 2813
