Audited Supplier
175
7631-86-9
BEST
20kgs or 400kgs
99%
China
Product Description
Name: silica, silicon dioxide, silica gel, SiO2, amorphous, hydrated
Formula: SiO2.nH2O
Molecular weight: 60.08
CAS #: 7631-86-9
EINECS #: 231-545-4
Usages: silica for rubber industry:
The Low Polymerizing & High Dispersion Silica developed independently by specially for green tires could significantly reduce rolling resistance, improve. wet-skid resistance, steering controllability and reduce wear for tires, so as to lower fuel consumption and improve driving safety for vehicles. Currently, four series of silica for rubber industry used in market: conventional silica(CS), environmentally protection & dustless granular silica(GRS), Easy dispersion silica(EDS), low polymerizing & high dispersion silica(LPS&HDS)
Packing: 25kg/bag , 400kgs/ bag, 800kgs/bag
1.Conventional Silica(CS)
Granular silica(GRS)
Easy Dispersion Silica (EDS)
Low Polymerizing & High Dispersion Silica(LPS&HDS)
2. Silica for Feed Additive
C series of silica is mainly used for feed addictive, divided into three types: carriers, free-flow agent and anti-caking agent. It occupies an important position in international mainstream markets. C series product has already obtained feed addiction production license issued by China Ministry of Agriculture, completed FAMI-QS authentication, certified with ISO9001 and US FDA.
Formula: SiO2.nH2O
Molecular weight: 60.08
CAS #: 7631-86-9
EINECS #: 231-545-4
Usages: silica for rubber industry:
The Low Polymerizing & High Dispersion Silica developed independently by specially for green tires could significantly reduce rolling resistance, improve. wet-skid resistance, steering controllability and reduce wear for tires, so as to lower fuel consumption and improve driving safety for vehicles. Currently, four series of silica for rubber industry used in market: conventional silica(CS), environmentally protection & dustless granular silica(GRS), Easy dispersion silica(EDS), low polymerizing & high dispersion silica(LPS&HDS)
Packing: 25kg/bag , 400kgs/ bag, 800kgs/bag
1.Conventional Silica(CS)
| Product | Conventional Silica (CS) | |||||
| Item | unit | 115 | 125 | 155 | 175 | 195 |
| physical form | Powder | |||||
| BET | m2/g | 100-130 | 115-135 | 140-165 | 165-185 | 185-205 |
| CTAB | m2/g | 90-120 | 105-125 | 130-155 | 155-175 | 175-195 |
| bulk density | g/l | 190~260 | ||||
| silica(dry basis) | % | ≥98 | ||||
| drying loss | % | 4.0~8.0 | ||||
| ignition loss (dry basis) | % | ≤7.0 | ||||
| pH(10% aqueous solution) | 6.0~7.5 | |||||
| DBP | cm3/100g | 200~300 | ||||
| Sieve Residue 45um | % | ≤0.5 | ||||
| Cu | mg/kg | ≤30 | ||||
| Mn | mg/kg | ≤50 | ||||
| Fe | mg/kg | ≤1000 | ||||
| Soluble salts (in forms of Na2SO4) | % | ≤1.6 | ||||
Granular silica(GRS)
| Product | environmentally protection GRanular Silica (GRS) | |||||
| Item | unit | 115GR | 125GR | 155GR | 175GR | 195GR |
| physical form | Granule | |||||
| BET | m2/g | 100-130 | 115-135 | 140-165 | 165-185 | 185-205 |
| CTAB | m2/g | 90-120 | 105-125 | 130-155 | 155-175 | 175-195 |
| bulk density | g/l | 270~340 | ||||
| silica(dry basis) | % | ≥98 | ||||
| drying loss | % | 4.0~8.0 | ||||
| ignition loss (dry basis) | % | ≤7.0 | ||||
| pH(10% aqueous solution) | 6.0~7.5 | |||||
| DBP | cm3/100g | 200~300 | ||||
| Sieve Residue 45um | % | ≤0.5 | ||||
| Cu | mg/kg | ≤30 | ||||
| Mn | mg/kg | ≤50 | ||||
| Fe | mg/kg | ≤1000 | ||||
| Soluble salts (in forms of Na2SO4) | % | ≤1.6 | ||||
Easy Dispersion Silica (EDS)
| Product Series | Easy Dispersion Silica (EDS) | ||||
| Item | unit | 125FFG | 155FFG | 175FFG | 195FFG |
| physical form | Mirco-pearl | ||||
| BET | m2/g | 100-140 | 140-175 | 160-190 | 185-225 |
| CTAB | m2/g | 90-130 | 125-165 | 150-180 | 170-215 |
| bulk density | g/l | 240~300 | |||
| silica(dry basis) | % | ≥98 | |||
| drying loss | % | 4.0~8.0 | |||
| ignition loss (dry basis) | % | ≤7.0 | |||
| pH(10% aqueous solution) | 6.0~7.5 | ||||
| DBP | cm3/100g | 200~300 | |||
| Sieve Residue 45um | % | ≤0.5 | |||
| Cu | mg/kg | ≤30 | |||
| Mn | mg/kg | ≤50 | |||
| Fe | mg/kg | ≤1000 | |||
| Soluble salts (in forms of Na2SO4) | % | ≤1.6 | |||
Low Polymerizing & High Dispersion Silica(LPS&HDS)
| Product | Low Polymerizing & High Dispersion Silica (LPS & HDS) | |||||
| Item | unit | HD90GR | HD115GR | HD165GR | HD175GR | HD200GR |
| physical form | Granule | |||||
| BET | m2/g | 80-100 | 100-130 | 150-180 | 160-190 | 180-220 |
| CTAB | m2/g | 75-95 | 95-125 | 145-175 | 155-185 | 175-215 |
| bulk density | g/l | 280~340 | ||||
| silica(dry basis) | % | ≥98 | ||||
| drying loss | % | 4.0~8.0 | ||||
| ignition loss (dry basis) | % | ≤7.0 | ||||
| pH(10% aqueous solution) | 6.0~7.5 | |||||
| DBP | cm3/100g | 200~300 | ||||
| sieve residue 45um | % | ≤0.5 | ||||
| Cu | mg/kg | ≤30 | ||||
| Mn | mg/kg | ≤50 | ||||
| Fe | mg/kg | ≤1000 | ||||
| Soluble salts (in forms of Na2SO4) | % | ≤1.6 | ||||
| Product Series | Low Polymerizing & High Dispersion Silica (LPS & HDS) | ||||||
| Item | unit | HD90MP | HD115MP | HD165MP | HD175MP | HD200MP | HD250MP |
| physical form | Mirco-pearl | ||||||
| BET | m2/g | 80~100 | 100~130 | 150~180 | 160~190 | 200~230 | 220~270 |
| CTAB | m2/g | 75~95 | 95~125 | 145~175 | 155~185 | 195~225 | 210~265 |
| bulk density | g/l | 240~300 | |||||
| silica(dry basis) | % | ≥98 | |||||
| drying loss | % | 4.0~8.0 | |||||
| ignition loss (dry basis) | % | ≤7.0 | |||||
| pH(10% aqueous solution) | 6.0~7.5 | ||||||
| DBP | cm3/100g | 200~300 | |||||
| sieve residue 45um | % | ≤0.5 | |||||
| Cu | mg/kg | ≤30 | |||||
| Mn | mg/kg | ≤50 | |||||
| Fe | mg/kg | ≤1000 | |||||
| Soluble salts (in forms of Na2SO4) | % | ≤1.6 | |||||
2. Silica for Feed Additive
C series of silica is mainly used for feed addictive, divided into three types: carriers, free-flow agent and anti-caking agent. It occupies an important position in international mainstream markets. C series product has already obtained feed addiction production license issued by China Ministry of Agriculture, completed FAMI-QS authentication, certified with ISO9001 and US FDA.
| Item | unit | C40 | C50 | C80 | C2000 |
| physical form | Powder | Micro-pearl | Powder | Super-fine powder | |
| Particle Size(D50) | um | 25-55 | 250-330 | 100-170 | 5-15 |
| DBP | cm3/100g | 250-350 | 200-300 | 230-300 | 250-350 |
| silica(dry basis) | % | ≥98 | |||
| drying loss | % | ≤8.0 | |||
| ignition loss (dry basis) | % | ≤7.0 | |||
| pH(10% aqueous solution) | 6.0~7.5 | ||||
| Heavy Metal(in form of Pb) | % | ≤0.003 | |||
| As | % | ≤0.0003 | |||
| Pb | % | ≤0.001 | |||
| Soluble salts (in forms of Na2SO4) | % | ≤3.0 | |||
