Ultra-Fine Silica Product Type And Technical Indicators

Glass cement, HTV silicone rubber, ceramic glaze, glassfibre reinforced plastic (GFRP).


Executive standard: HG/T3061

 

1. 601 Series

Index Technical Requirements
BET surface area, m2/g 160±15 180±15 160±15 180±15 160±15 180±15
DBP oil absorption value, cm3/g ≥2.45 ≥2.45 ≥2.45 ≥2.45 ≥2.45 ≥2.45
Particle size (D50), μm 7-11 7-11 11-15 11-15 15-19 15-19
Total iron content (mg/kg) ≤150 ≤150 ≤150 ≤150 ≤150 ≤150

 

2. 701 Series

Index Technical Requirements
BET surface area, m2/g 160±15 180±15 160±15 180±15 160±15 180±15
DBP oil absorption value, cm3/g ≥2.45 ≥2.45 ≥2.45 ≥2.45 ≥2.45 ≥2.45
Particle size (D50), μm 7-11 7-11 11-15 11-15 15-19 15-19
Total iron content (mg/kg) ≤300 ≤300 ≤300 ≤300 ≤300 ≤300

 

3. 801 Series

Index Technical Requirements
BET surface area, m2/g 160±15 160±15 180±15
DBP oil absorption value, cm3/g ≥ 2.45 ≥ 2.45 ≥ 2.45
Particle size (D50), μm 7-11 11-15 15-19
Total iron content (mg/kg) ≤500 ≤500 ≤500

 

4. 930 Series

Index Technical Requirements
BET surface area, m2/g 130±15 130±15 130±15 160±15 160±15 160±15 190±15 190±15 190±15
DBP oil absorption value, cm3/g ≤2.35 ≤2.35 ≤2.35 ≤2.45 ≤2.45 ≤2.45 ≤2.45 ≤2.45 ≤2.45
Particle size (D50), μm 7-11 11-15 15-19 7-11 11-15 15-19 7-11 11-15 15-19
Total iron content (mg/kg) ≤150 ≤150 ≤150 ≤150 ≤150 ≤150 ≤150 ≤150 ≤150

 

Applications of ultra-fine products: Glass cement, HTV silicone rubber, ceramic glaze, glassfibre reinforced plastic (GFRP).


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