Economy Silicone Rubber for Molding and Extrusion
Economy SILICONE RUBBER FOR MOLDING
Characteristics:
Good processability.
Main Applications:
Common silicone rubber products and miscellaneous parts, especially pigmented products, silicone keypads.
| Properties | Product Data | Test Method | ||||
|---|---|---|---|---|---|---|
| NE-5140 | NE-5150 | NE-5160 | NE-5170 | NE-5180 | ||
| Appearance | Milk-white, light yellow, light gray, no obvious extraneous matter. | Visual Inspection | ||||
| Density, g/cm3 | 1.10～ 1.14 | 1.13～ 1.17 | 1.16～ 1.20 | 1.19～ 1.23 | 1.20～ 1.24 | ASTM D792 |
| Hardness, Shore A | 40±2 | 50±2 | 60±2 | 70±2 | 80±2 | ASTM D2240 |
| Tensile Strength, MPa ≥ | 6.5 | 7.0 | 6.5 | 6.0 | ASTM D412 | |
| Elongation at Break, % ≥ | 420 | 320 | 280 | 200 | 150 | |
| Tension Set, % ≤ | 8 | 6 | ||||
| Tear Strength, Die C kN/m ≥ | 16 | 18 | 16 | ASTM D624 | ||
| Compression Set, 180℃*22h ≤ | 40 | 35 | 30 | ASTM D395 | ||
| Resilience, % ≥ | 60 | 50 | 45 | / |
Economy SILICONE RUBBER FOR EXTRUSION
Characteristics:
Good processability.
Main Applications:
Low-end miscellaneous extruded silicone rubber products.
| Properties | Product Data | Test Method | ||||
|---|---|---|---|---|---|---|
| NE-5240 | NE-5250 | NE-5260 | NE-5270 | NE-5280 | ||
| Appearance | Milk-white, light yellow, light gray, no obvious extraneous matter. | Visual Inspection | ||||
| Density (g/cm³) | 1.10~1.14 | 1.13~1.17 | 1.16~1.20 | 1.19~1.23 | 1.20~1.24 | ASTM D792 |
| Hardness (Shore A) | 40±2 | 50±2 | 60±2 | 70±2 | 80±2 | ASTM D2240 |
| Tensile Strength (MPa) ≥ | 6.5 | 7.0 | 6.5 | 6.0 | ASTM D412 | |
| Elongation at Break (%) ≥ | 420 | 320 | 280 | 200 | 150 | |
| Tension Set (%) ≤ | 10 | 8 | ||||
| Tear Strength (Die C kN/m) ≥ | 16 | 18 | 16 | ASTM D624 | ||
| Compression Set (180°C×22h) ≤ | 40 | 35 | 35 | 30 | 30 | ASTM D395 |
| Resilience (%) ≥ | 60 | 50 | 45 | / |