Addition Cure Silicone
Addition‑cure platinum silicone is two‑component platinum catalyzed silicone rubber. Featuring ultra‑low shrinkage, excellent dimensional stability, no by‑product during curing. Available in multiple hardness grades. Food‑contact compliant grades are optional.
Key Features
- Platinum catalyzed, low linear shrinkage <0.1%
- No release of alcohol by‑products during curing
- Wide shore‑A hardness range from 0A‑60A
- Good tear strength and high reproduction fidelity
- Food‑safe / skin‑contact grade available
Typical Applications
- High‑precision art‑craft replica molds
- Food‑grade confectionery & chocolate molds
- Resin casting, candle making
- Industrial soft‑tooling & prototype moulds
Technical Specifications
| Item | Specification Range |
|---|---|
| Color | Translucent / Clear |
| Hardness (Shore A) | 0-40 A |
| Curing agent ratio | 1:1 / 10:1 |
| Viscosity (mPa·s) | 6000-13000 |
| Tensile strength (MPa) | 4.0-6.0 |
| Tear strength (kN/m) | 12-17 |
| Elongation at break (%) | 450-520 |
| Density (g/cm³) | 1.05-1.14 |
| Pot life (min. 25℃) | 30-60 min |
| Curing time (h @25℃) | 3-6 h |
| Linear shrinkage (%) | 0.1% |
* Viscosity, pot-life, cured hardness and color can be adjusted upon customer requirements.
Packaging
- A: 1kg, 5kg, 20kg, 25kg
- B: 1kg, 5kg, 20kg, 25kg
Storage & Transportation
- Shelf-life: 12 months
- Non-dangerous goods, can be transported as general chemicals.
Inquiry
Please contact us via WhatsApp or email for hardness options, MOQ, sample support and formal quotation.