东莞宏强新材料有限公司
DongGuan HongQiang New Material Co.,Ltd.
Hign-end molding silicone rubber
translucence,solid,no obvious mechanical admixture
transparent,silicone rubber compound applied for hign-end keypads.lee yellowing after post curing
| Item | SpecificGravity(g/cm³) | Hardness Shore° A |
Tensile Strength(Mpa) | Linear Shrinkage(%)≥ | Tearing Strength (kN/m) |
Linear Shrinkage(%) | Rebound Elasticity(%)≥ | Plasticity | Vulcanizing agent |
| HQ-950 Series of technical requirements | |||||||||
| HQ-920 | 1.08±0.03 | 20±3 | 5.5 | 600 | 9.5 | 3.7~4.1 | 50 | 105±15 | double 2.5 |
| HQ-930 | 1.10±0.03 | 30±3 | 6 | 420 | 9.5 | 3.6~4.0 | 55 | 120±15 | |
| HQ-940 | 1.12±0.03 | 40±3 | 7.5 | 370 | 11 | 3.4~3.8 | 60 | 150±15 | |
| HQ-950 | 1.14±0.03 | 50±3 | 8 | 340 | 11.5 | 3.2~3.6 | 60 | 180±20 | |
| HQ-960 | 1.16±0.03 | 60±3 | 7.5 | 280 | 11 | 3.1~3.5 | 55 | 210±20 | |
| HQ-970 | 1.20±0.03 | 70±3 | 6 | 230 | 10 | 2.9~3.3 | 45 | 255±25 | |
| HQ-980 | 1.22±0.03 | 80±3 | 5.5 | 140 | 9 | 2.8~3.2 | 42 | 270±30 | |
