1.1This practice covers the selection and use of procedures for testing primers and primer surfacers. The test methods included are listed in Table 1.
|
Property |
Section |
ASTM Method |
Federal Test Method Specification No. 141B |
|
Abrasion resistance: |
|||
|
Air blast abrasion tester Falling sand method |
6.2 6.2 |
D658 D968 |
… 6191 |
|
Adhesion: |
|||
|
Scrape adhesion |
6.3 |
D2197 |
6303.1 |
|
Parallel-groove adhesion |
6.3 |
D2197 |
6302.1 |
|
Tape adhesion |
6.3 |
D3359 |
… |
|
Chemical resistance: |
|||
|
Household chemical resistance |
6.4.2 |
D1308 |
… |
|
Detergent resistance |
6.4.3 |
D2248 |
|
|
Hydrocarbon resistance |
6.4.4 |
… |
6011 |
|
Chip resistance |
6.5 |
D3170 |
… |
|
Color difference: |
|||
|
Visual evaluation Instrumental evaluation |
6.6 6.6 |
D1729 D2244 |
4249.1 6123 |
|
Cracking resistance |
6.7 |
D2246 |
… |
|
Elongation: |
|||
|
Conical mandrel Cylindrical mandrel |
6.8 6.8 |
D522 D1737 |
… … |
|
Filiform corrosion |
6.9 |
D2803 |
… |
|
Gloss |
6.10 |
D523 |
6101 |
|
Hardness |
6.11 |
D1474 |
… |
|
Holdout |
6.12 |
C540 |
… |
|
Mildew resistance |
6.13 |
… |
6271.1 |
|
Outdoor exposure: |
|||
|
Blistering |
6.14.2 |
D714 |
6461 |
|
Cracking |
6.14.2 |
D661 |
6471 |
|
Rusting |
6.14.2 |
D610 |
6451 |
|
Checking |
6.14.2 |
D660 |
6421 |
|
Print resistance |
6.15 |
D2091 |
… |
|
Salt spray resistance |
6.16 |
B117 |
6061 |
|
Sanding properties |
6.17 |
… |
6321 |
|
Water resistance: |
|||
|
High humidity Water immersion |
6.18.2 6.18.3 |
D1735 D870 |
… … |
|
Weldability |
6.19 |
… |
A |
