Korea Precipitated Silica for Silicone Rubber
This product is made from low-iron water glass and boasts advantages such as high purity, excellent transparency, low iron content, resistance to yellowing, and superior reinforcing performance—making it ideal for the silicone rubber industry.
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Product Description
Precipitated Silica for Silicone Rubber | ||||
| Project | JS-130 | JS-160A | JS-160C | Uses |
| SiO2 (after calcination)% | ≥98 | ≥98 | ≥98 | This product is made from low-iron water glass and boasts advantages such as high purity, excellent transparency, low iron content, yellowing resistance, and superior reinforcing performance—making it ideal for the silicone rubber industry. |
| Heating Loss % | ≤7.0 | ≤6.5 | ≤6.5 | |
| Loss on ignition % | ≤7.0 | ≤7.0 | ≤7.0 | |
| pH level | 6.0–7.0 | 6.0–7.0 | 6.0–7.0 | |
| BET specific surface area, m²/g | 100–150 | 120–170 | 150–200 | |
| Total iron content: mg/kg | ≤400 | ≤200 | ≤200 | |
| DBP absorption value ml/g | 2.0–2.5 | 2.0–2.5 | 2.0–2.5 | |
| Water-soluble substances % | ≤1.0 | ≤0.5 | ≤0.5 | |