| Test item |
Test method |
Performance |
| Anti-toxic performance |
GJB535-1998 |
≥12h |
| Water seepage resistance |
HG/T3664-2000 |
No water seepage |
| Acid and alkali resistance |
GB20266-2006 |
The tensile strength changes are less than 30% |
| Tensile strength (upper of the boot cover) |
GB/T528-1998 |
>10.0MPa |
| Wear-resistance (Akron abrasion test) |
GB/T 1689-1998 |
≤1.3cm³ |
| Flexibility resistance of the outsole |
GB 20266-2006 Chemical resistant industrial rubber boots |
Fleure 30000 times without crack |
| Anti slip performance of the outsole |
GB/T3903.6-2017 |
The anti-skid coefficient shall not be less than 0.15 |