Liquid silicone rubber is a two-part, platinum-cured elastomer injected at low temperature into hot tools. Service temperature spans -60 to +200 °C, and standard grades pass FDA food-contact and ISO 10993 medical biocompatibility. The rubber of choice for seals, baby bottles, medical devices, and outdoor parts.
Mechanical and physical properties
| Property | Value |
|---|---|
| Hardness | Shore 10A–80A |
| Tensile strength | 5–11 MPa |
| Elongation at break | 200–700% |
| Service temperature | −60 to +200 °C |
| Biocompatibility | ISO 10993 (medical grades) |
Typical applications
- Medical seals, masks, tubing.
- Baby and food-contact products.
- Wearable and consumer electronics gaskets.
- Automotive O-rings and ignition boots.
Related materials
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