Open Access
Table 3
Results of abrasion test.
Résultats de l’essai à l’abrasion.
| Type of coating | P weight of the sample before the test (g) | P’weight of the sample after the test (g) | ΔP (g) = P−P’ | ΔP × 100 P | ΔP S (g/cm2) | Evaluation | |
|---|---|---|---|---|---|---|---|
| Sample A | adobe substrate back Site | 4875.2 | 4755.6 | 119.6 | 2.453 | 0.693 | |
| Sample B | coated back Site | 1702.4 | 1693.6 | 8.8 | 0.517 | 0.051 | D |
| Sample C2 | 1st layer: 1 BS + 1L 2nd layer: 1.5 MS + 1L 3rd layer: 2 FS + 1L |
4021 | 4013.5 | 7.5 | 0.187 | 0.043 | C |
| Sample C3 | 1st layer: 1 BS + 1 L 2nd layer: 1.5 MS + 1L 3rd layer: 2FS + L + 1/8C |
5841.1 | 5835.1 | 6 | 0.103 | 0.035 | C |
| Sample C4 | 1st layer: 2 (BS + MS + FS) + 1.5L + 1/8C 2nd layer: 2 (MS + FS) + 1.5L + 1/4C 3rd layer: 2 FS + 1.5L + 1C |
5687.3 | 5686.9 | 0.4 | 0.007 | 0.002 | A |
| Sample C5 | 1st layer: 2 BS + 1 L + 1/8C 2nd layer: 2 MS + 1/2 L + 1/4C 3rd layer: 2 FS + 1/4 L + 1/2C |
3720 | 3719.3 | 0.7 | 0.019 | 0.004 | A |
| Sample C6 | 1st layer: 3 BS + 2 L + 1C 2nd layer: 6 MS + 2 L + 1C 3rd layer: 8 FS + 2 L + 1C |
3400 | 3398.6 | 1.4 | 0.041 | 0.008 | B |
| Sample C7 | 1st layer: 3 BS + 2 L + 1C 2nd layer: 6 MS + 2 L + 1C 3rd layer: 6 FS + 2 L + 1C |
3848.4 | 3847.3 | 1.1 | 0.029 | 0.006 | B |
| Sample C8 | 7 L + 1C + 14 (BS + MS + FS) | 4600.2 | 4598.3 | 1.9 | 0.041 | 0.011 | B |
| Sample C9 clay-based | 1st layer: 1 E + 1 BS + 1 L 2nd layer: 1/2 E + 1 MS + 1/2 L + 1/8C 3rd layer : 1 FS + 1/4C |
5668.1 | 5667.5 | 0.6 | 0.011 | 0.003 | A |
| Sample C10 clay-based |
1st layer: 1 E + 1 BS + 1 L 2nd layer:1/2 E + 1 MS + 1 L + 1/8C 3rd layer: 1 FS + 1 L + 1/2C |
5797.7 | 5797.1 | 0.6 | 0.010 | 0.003 | A |
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