Low Compression Set Silicone Rubber for Molding
Characteristics:
High resilience, low compression permanent deformation, excellent appearance, good resistance to yellowing, excellent mechanical properties, easy to process, non-stick rollers, easy to demould
Main Applications:
It can be used for products requiring high resilience and low compression set, such as keys, O-rings, gaskets, shaft seals, and rubber rollers.
| Properties | Product Data | Test Method | |||||
|---|---|---|---|---|---|---|---|
| NE-130D | NE-140D | NE-150D | NE-160D | NE-170D | NE-180D | ||
| Appearance | Translucent, no visible mechanical impurities | Visual Inspection | |||||
| Density, g/cm3 | 1.06~ 1.10 | 1.09~ 1.12 | 1.12~ 1.16 | 1.14~ 1.18 | 1.18~ 1.22 | 1.19~ 1.24 | ASTM D792 |
| Hardness, Shore A | 30+2 | 40+2 | 50+2 | 60±2 | 70±2 | 80±2 | ASTM D2240 |
| Tensile Strength, MPa, > | 5 | 6 | 7.5 | 7 | ASTM D412 | ||
| Elongation at Break, % = | 380 | 350 | 300 | 200 | 160 | 120 | |
| Tension set, %, < | 4 | 3.5 | 3 | 3 | 2 | ||
| Tear Strength, Die C kN/m, > | 16 | 18 | 16 | 15 | ASTM D624 | ||
| Compression set, 175°C*22h, %, < | 10 | 15 | ASTM D395 |