Product Name: Silica, Precipitated Silica, Silicon dioxide
Precipitated Silica, Silicon dioxide is ideal for the rubber industry, enhancing the durability and performance of products like tires and shoe soles.
Molccular Formular: SiO2, NH2O
Appreance: Powder,Micropearl and Granular
Package: 15kg & 20kg PP woven bag, 25kg paper valve bag, 14.4kg EVA bag, 360kg/625kg big bag.
Application：
Rubber Application: Shoe industry, Tyre industry, Indusry rubber products,
The plastics industry.
Industry rubber products:Applied to the rice roller,hoses,rubber rollers,belts,oil seals,etc.,can improve tear resistance,abrasion resistance,and extend the life of the products.
The plastics industry: To improve plastic's toughness,strength,waterproof.
Specification | CENSIL 120P
| CENSIL 140P
| CENSIL 140G
| CENSIL 165 P
| CENSIL 165G
| CENSIL 165MP
| CENSIL 185 P
| CENSIL 185MP
| CENSIL 185G | CENSIL 185S |
Appearance | White powder | White powder | White granular | White powder | White granular | White Micropearl | White powder | White Micropearl | White granular | Fine White powde |
Heating loss (105°C 1.5h) % | 4.0～8.0 | 4.0～8.0 | 4.0～8.0 | 4.0～8.0 | 4.0～8.0 | 4.0～8.0 | 4.0～8.0 | 4.0～8.0 | 4.0～8.0 | 4.0～8.0 |
Ignition Loss 1000°C (Dry Basis) % | ≤7.0 | ≤7.0 | ≤7.0 | ≤7.0 | ≤7.0 | ≤7.0 | ≤7.0 | ≤7.0 | ≤7.0 | 3-5 |
DBP(Oil absorption value) cm3/g | 2.0～2.6 | 2.0～2.6 | 2.0～2.6 | 2.0～2.6 | 2.0～2.6 | 2.0～2.6 | 2.0～2.6 | 2.0～2.6 | 2.0～2.6 | 2.0～2.6 |
PH value(5% Aqueous Suspension) | 6.0～7.0 | 6.0～7.0 | 6.0～7.0 | 6.0～7.0 | 6.0～7.0 | 6.0～7.0 | 6.0～7.0 | 6.0～7.0 | 6.0～7.0 | 6.0～7.0 |
SiO2(Dry Basis) % | ≥93 | ≥93 | ≥93 | ≥93 | ≥93 | ≥93 | ≥93 | ≥93 | ≥93 | ≥93 |
BET Specific Surface Area m2/g | 115～135 | 135～155 | 135～155 | 155～175 | 155～175 | 155～175 | 175～195 | 175～195 | 175～195 | 175～195 |
sieve % | ≤0.5 | ≤0.5 | ≤0.5 | ≤0.5 | ≤0.5 | ≤0.5 | ≤0.5 | ≤0.5 | ≤0.5 | ≤0.5 |
Salt As Na2SO4 % m2/g | ＜1.0 | ＜1.0 | ＜1.0 | ＜1.0 | ＜1.0 | ＜1.0 | ＜1.0 | ＜1.0 | ＜1.0 | ＜1.0 |
Particle Size μm | 60-150 | 60-150 | — | 60-150 | — | 150-450 | 60-150 | 150-450 | — | 10-20 |
Total Fe mg/kg | ≤500 | ≤500 |
≤500 | ≤500 | ≤500 |
≤500 | ≤500 | ≤500 |
≤500 | ≤500 |
20 Mesh sieve residue | — | — | ≥70 | — | ≥70 | — | — | — | ≥70 | — |
80 Mesh sieve residue | — | — | ≥82 | — | ≥82 | — | — | — | ≥82 | — |
Application |
Rubber products,tyre,shoes sole | Transpa-rent sole | ||||||||
