|
The
Whitford Test Matrix:
Meeting Performance Specifications |
| Test |
Specification |
Rating |
Requirement |
|
Adhesion |
ASTM
D-3359 |
No
adhesion loss |
5
tape pulls |
|
Xenon
Arc
(Ford) |
SAE
J1960 |
Minimum
4
AATCC and visual |
1,000
hours |
|
Xenon
Arc
(GM) |
SAE
J1960 |
Minimum
4
AATCC and visual |
2,500KJ |
|
Freeze-Release |
Whitford
Test
149K |
No
ice sticking |
Record
maximum
force (N) |
|
Toluene
Double Rubs |
Whitford
Test
115A |
#
rubs to damage
film (after 24 hours) |
100
double rubs |
|
Glass
Chisel
(Honda, GM) |
Glass
Chisel
(Honda, GM) |
No
break in coating,
20,000 cycles |
20,000
cycles |
|
Glass
Chisel
(Toyota, GM) |
3
Kgs on dense |
No
break in coating,
10,000 cycles |
10,000
cycles |
|
Muddy
Water
Glass Chisel |
TSM
1708G
(Toyota, GM) |
3,000
cycles |
Minimum
rating 3 |
|
Crocking-Dry
(Mercedes-
Benz) |
Mercedes
DBL
5578.20
500 gm load |
No
wear through,
transfer to cloth,
4.5 DIN 54002 |
5,000
cycles |
|
Crocking-Dry |
Ford-
WSB-
M2D49A2
900 gm load |
No
break in coating,
transfer to cloth,
minimum rating 4 |
300
cycles sponge,
500 cycles dense |
|
Crocking-Wet |
Ford-
WSB-
M2D49A2
900 gm load |
No
break in coating,
transfer to cloth,
minimum rating 4 |
300
cycles sponge,
500 cycles dense |
|
Crocking-
Solvent Naphtha |
Ford-
WSB-
M2D49A2
900 gm load |
No
break in coating,
transfer to cloth,
minimum rating 4 |
10
cycles sponge
and dense |
|
80°C
Water
Immersion |
Whitford
Test
153K |
No
delamination
or damage to
coating |
96
hrs @ 80°C |
|
Humidity |
Whitford
Test
150M |
No
blistering or
adhesion loss |
7
days @ 70°C,
>95% R.H. |
|
Oven
Aging |
Whitford
Test
173K |
No
cracking,
tackiness or
adhesion loss |
72
hrs @ 80°C. Testing
according to matrix
procedure previously
indicated |
|
Coefficient
of
Friction (Ford) |
ASTM
D1894 |
Static
1.1
Dynamic 0.9 |
Record
actual |
|
Coefficient
of
Friction |
PSA
D41 |
Static
<0.5
Dynamic <0.5 |
Record
actual |
|
Glass
Adhesion |
Mitsubishi
ESX-
60058, 4:8 |
Measure
force |
Record
actual |
|
Cold
Flex |
DBL
5578.30 |
No
cracks or
loss of adhesion |
Record
actual |
