Standard: GB12012-1989,ISO6112
The product series is made from high polymer elastic materials and nano materials. They are acid/alkali/oil/cold-resistant. Anti-squash feature can be added if needed. They are used for food processing, chemical & petroleum industry, mining and construction industries, etc.
Main Norm
acid(alkali) materials | Immersion time | Tensile properties % | Hardness ↓ (RA) | Quality change % |
H2SO4·3.7mol/l eqvl 30 | 70±2h | ≤15 | ≤±10 | ≤2 |
HCL6.0mol/1 eqvl 20 | 70±2h | ≤15 | ≤±10 | ≤2 |
NaoH6.1mol/1 eqvl 20 | 70±2h | ≤15 | ≤±10 | ≤2 |