Item | hardness | Mix ratio | Color | Pot life | Viscosity | Tear Strength | Tensile Strength | Elongation | Shrinkage |
J805 | 5±2 | 1:1/ 10:1 | Translucent | 20-40mins | 1500± 500 | ≥12
| ≥2.2 | ≥500 | ≤0.1 |
J810 | 10±2 | 3000± 2000 | ≥15 | ≥4.2 | ≥450 | ||||
J815 | 15±2 | 4000±2000 | ≥18 | ≥5.2 | ≥450 | ||||
J820 | 20±2 | 4500±2000 | ≥24 | ≥5.2 | ≥500 | ||||
J825 | 25±2 | 5000±2000 | ≥22 | ≥6.2 | ≥500 | ||||
J830 | 30±2 | 6000±2000 | ≥21 | ≥6.5 | ≥450 | ||||
J835 | 35±2 | 7000±2000 | ≥22 | ≥7.2
| ≥450 | ||||
J840 | 40±2 | 8000±3000 | ≥18 | ≥7.8 | ≥450 |