S. # |
Test / Property |
Result |
Test Method |
1 |
Density
a) Enamel
b) Emulsion |
a) 0.81 ~ 1.07 g/ml
b) 1.45 ~ 1.65 g/ml |
ASTM 1475 |
2 |
Viscosity
a) Through Ford Cup
b) Through Viscometer |
|
a) ASTM 1200
b) ASTM 4287 |
3 |
Drying Time
a) Touch time
b) Take free time
c) Hard drying time |
a) 3 hours
b) 5 hours
c) 24 hours |
ASTM 1640 |
4 |
Hiding Power |
> 88 |
ASTM 97 |
5 |
Gloss Power |
> 87 |
ASTM 523 |
6 |
Durability Test
a) Solvent Scrub / Scratch test for Emulsion.
b) Solvent scrub / Scratch test for Enamel
c) Solvent scrub/ Scratch test for under coat sealer. |
No removal or feeling the surface
|
ASTM D2486
BS 3900:Part E2
|
7 |
Adhesion by tape test / Cross cut test |
No removal or peeling the surface |
ASTM 3359
BS 3900:Part E6 |
8 |
Yellowing test
For white enamel |
White enamel remains white after test |
------------- |
9 |
Aging test (Shelf life) |
Viscosity will be double after backing the paint. |
ASTM 1200
ASTM 4287 |
10 |
Resistance to Heat at 60 °C |
No sagging or blistering |
ASTM 2822 |
11 |
Water Resistance test
a) Tap water resistance test
b) Salt water Resistance Test |
no rusting, blistering, softening or discoloration |
ASTM 870 |
12 |
Film hardness by Pencil test
|
Hardness level= 9 |
ASTM 3363 |
13 |
Visual comparison of color |
Matching with previous one. |
BS 3900: Part D1 |