Food Contact Silicone Rubber for Molding
Characteristics:
Compliance with FDA food contact regulations and the requirements for manufacturing of seal ring products for pressure cooker in the hygienic standard GB4806.1, good transparency after vulcanized, good physical & mechanical properties, superior yellowing resistance.
Main Applications:
They can be used to manufacture food contact molded silicone rubber products in compliance with FDA standard requirements.
| Properties | Product Data | Test Method | |||||
|---|---|---|---|---|---|---|---|
| NE-631 | NE-641 | NE-651 | NE-661 | NE-671 | NE-681 | ||
| Appearance | Milk-white, translucent , no obvious extraneous matter. | Visual Inspection | |||||
| Density, g/cm3 | 1.07～ 1.11 | 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 | 30±2 | 40±2 | 50±2 | 60±2 | 70±2 | 80±2 | ASTM D2240 |
| Tensile Strength, MPa ≥ | 6.0 | 6.5 | 8.0 | 7.5 | 7.0 | ASTM D412 | |
| Elongation at Break, % ≥ | 500 | 420 | 320 | 300 | 220 | 180 | |
| Tension Set, % ≤ | 5 | 6 | 5 | ||||
| Tear Strength, Die C kN/m ≥ | 14 | 16 | 20 | 18 | ASTM D624 | ||
| Compression Set, 180℃*22h ≤ | 35 | 30 | 25 | ASTM D395 | |||
| Resilience, % ≥ | 65 | 60 | 55 | 50 | 45 | / |