High-strength Silicone Rubber for Molding
STANDARD SILICONE RUBBER FOR MOLDING
Characteristics:
Manufactured with special process and formula, outstanding processability and stable comprehensive physical properties.
Main Applications:
They are applicable to the molding process and the silicone rubber products with high requirements for tensile property and elongation rate.
| Properties | Product Data | Test Method | |||||
|---|---|---|---|---|---|---|---|
| NE-8131 | NE-8135 | NE-8141 | NE-8151 | NE-8161 | NE-8171 | ||
| Appearance | Milk-white, translucent, no obvious extraneous matter. | Visual Inspection | |||||
| Density, g/cm3 | 1.06～ 1.10 | 1.07～ 1.12 | 1.10～ 1.15 | 1.13～ 1.18 | 1.15～ 1.20 | 1.18～ 1.23 | ASTM D792 |
| Hardness, Shore A | 30±2 | 35±2 | 40±2 | 50±2 | 60±2 | 70±2 | ASTM D2240 |
| Tensile Strength, MPa ≥ | 6.0 | 6.5 | 7.5 | 9.0 | 8.5 | 7.5 | ASTM D412 |
| Elongation at Break, % ≥ | 600 | 550 | 460 | 420 | 260 | ||
| Tension Set, % ≤ | 6 | 7 | 8 | 7 | |||
| Tear Strength, Die C kN/m ≥ | 15 | 17 | 20 | 24 | 22 | ASTM D624 | |
| Compression Set, 180℃*22h ≤ | 35 | 30 | ASTM D395 | ||||
| Rebound Resilience, % ≥ | 65 | 60 | 55 | 50 | 45 | / |