





| performance | standard | data |
| Pencil hardness | Mitsubishi pencil | Friction 2-3 н no change |
| adhesion | G В T 5210 |
> = 8 |
| Resistance to xylene, alcohol (room temperature, 6 months) |
KS 5307 m. |
No blistering, rusting, cracking or peeling |
| Crude oil resistance (60℃, 6 months) |
KS 5307 m. |
No blistering, rusting, cracking or peeling |
| Surface resistivity (Ω) |
GB/T 1410 | 10*8-10*11 |
|
"Heat resisting water (90-100℃, 48 h) |
GB/T 1733 | No blistering, rusting, cracking or peeling |
| Alkali resistance (5%, NaOH, 720 h, room temperature) |
A method of GB/T 9274 | No blistering, rusting, cracking or peeling |
| Acid resistance (5%, H2SO4, 720 h) |
A method of GB/T 9274 | No blistering, rusting, cracking or peeling |
| Salt water resistance (5%, Nacl, 720 h) |
A method of GB/T 9274 | No blistering, rusting, cracking or peeling |
| Gasoline resistance (60℃ 720 h) |
SY/T 0319 | No blistering, rusting, cracking or peeling |
| Salt spray acceleration test (1000 h). |
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 bubbling, cracking, delamination, grade 1 discoloration, grade 1 loss of light and grade 1 pulverization are allowed |