




| performance | standard | data |
| Pencil hardness | Mitsubishi pencil | 2 to 3 h no change |
| Resistance to xylene, alcohol (room temperature, 30 days) |
KS 5307 m. |
> = 6 |
| Crude oil resistance (60℃, 30 days) |
KS 5307 m. |
No blistering, rusting, cracking or peeling |
| Temperature resistance measurement | 100 c * 24 hours | No blistering, rusting, cracking or peeling |
| Heat resisting water (90-100℃, 48 h) |
GB/T 1733 | No change in adhesion, gloss, appearance, etc |
| Acid resistance (5%, H2SO4, 168 h) |
A method of GB/T 9274 | No blistering, rusting, cracking or peeling |
| Resistance to saline (5%, NaCl, 720 h | GB/T9274 method | No blistering, rusting, cracking or peeling |
| Gasoline resistance (60℃, 30 days) |
SY/T 0319 | No blistering, rusting, cracking or peeling |
| Salt spray acceleration test (2000 hours) |
GB/T 1771 | No blistering, rusting, cracking or peeling |
| Freeze-thaw cycle (5 cycles) (grade) |
SY/T 0320 | qualified |
| Accelerated weathering test (2000 hours) |
GB/T 1865 | No blistering, rusting, cracking or peeling |
| Adhesion (MPa) |
GB/T 5210 |
> = 6 |