SAI Series Precipitated Silica In Silicon Rubber
SAI Series High Anti-yellowing Precipitated Silica in Silicon Rubber
Good reinforcing, high anti-yellowing, transparency silica
SAI Series High Anti-yellowing Precipitated Silica In Silicon Rubber
Chemical Name: Silicone Dioxide
Formula: SiO2 nH2O
Synonym: Amorphous Silica, SiO2, White carbon black, Precipitated Silica, Silica,
Silicon Dioxide,Reinforcing filler
CAS NO.: 7631-86-9; EINECS: 231-545-4
CAS NO.: 10279-57-9; EINECS: 238-878-4
White powder precipitated silica by selection of raw materials,with low iron raw materials
It can be dissolved by NaOH,HF. Other kinds of acid, water and organic solvents cannot dissolve the product.
Resistance to high temperature, no combustion,good insulation, odourless properties.
|Appearance||White Powder||White Powder|
|BET specific surface area m2/g||160-210||180-210|
|Salt As Na2SO4 % Max||0.5||0.5|
|SiO2 % Min||98||98|
|Heating Loss at 105 oC 2h % Max||4.0-8.0||4.0-8.0|
|Ignition Loss at 1000 oC 2h % Max||7.0||7.0|
|pH Value(5% aqueous suspension)||6.0-7.0||6.0-7.0|
|DBP absorption Value cm3 /g||2.0-2.7||2.0-2.7|
|Total Fe mg/kg Max||200||200|
SAI Series High Anti-yellowing Silica in Silicon Rubber take better reinforcement effect on high temperature vulcanized silicone rubber.
SAI Series Silica have high transparent, good anti yellowing effect,and good processability properties.
Package and storage:
- Storage: Kept in a low temperature, dry and ventilated place.
- Shelf life: One year in ventilating, cool and dry area.
1. Package: 10kg/bag
2. Storage: Kept in a low temperature, dry and ventilated place, avoid direct sunlight.
3. Shelf life: One year in ventilating, cool and dry area.