Customization: | Available |
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Grade Standard: | Food Grade |
Quality: | First Class |
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Item No | characteristics | properties | Properties | Unit | Typical Value | Applications |
BY-139 | BY-139 is hydrophobic fumed silica which is produced by hydrophilic fumed silica with specific surface area of 180m2/g after chemical post-treatment with PMDS (Polydimethylsiloxane). | Good thickening and thixotropy property | Specific surface area, BET | m2/g | 100±20 | Toner & Coatings |
pH value in 4% dispersion (H2O:Ethanol=1:1) | / | 5.5~7.5 | Anti-corrosive Coatings | |||
Good anti-sagging properties and excellent stability in epoxy resin | Loss on drying @ 105ºC×2h | wt.% | ≤1.5 | Grinding of Copper Products Water-based inks & water-based paints |
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Excellent reinforcing properties in silicone rubber especially at high filler loading levels and no crepe hardening on aging Good transparency performance Free-flow property for water-proof material and powders |
Loss on ignition @ 1000ºC×2h | wt.% | ≤10 | |||
SiO2 Content, based on ignited material |
wt.% | ≥99.8 | ||||
Tamped Density(Based on material dried at 105ºC for 2 hours) | g/dm³ | 40~60 |
Customer Complaint | 0% |
In-time shipment rate | 98% |
Recipe customization | Support |
After-sales service | Support |