Precipitated silica for rubber industry
Brief Description
Classification: Silicon Dioxide | CAS No.: 7631-86-9 | Other Names: hydration silicon dioxide |
MF: SiO2 nH2O | EINECS No.: 231-545-4 | Place of Origin: Fujian China (Mainland) |
Grade Standard: Industrial Grade | Purity: >92% | Appearance: powder |
Application: for rubber industry | Brand Name: Fengrun | Model Number: Fengsil-180P |
CAS No.: 7631-86-9 | Appearance: powder | Use for: shoe sole and rubber industry |
Delivery Terms & Packaging
Packaging Detail: | In PP woven bag of 15kgs net each. total 17.4MT(1160bags) in 40HQ without pallet; In PP woven bag of 15 kg net each on pallet.total 14.4MT(960bags) in 40HQ with pallet |
Delivery Detail: | 10days upon receipt the order |
Specifications
silicon dioxide powder for shoe sole.
applied to rubber industrial
reinforcing filler for rubber with high reinforcing
silica
SiO2 (%) | ≥ 92 |
Loss on heating (%) | 5.0-6.5 |
Loss on ignition (%) | ≤ 7.0 |
PH value | 6.5-7.0 |
Specific surface area BET(cm2/g) | 160 -175 |
DBP absorption value (cm3/g) | 2.2-2.4 |
Total iron content ( mg/Kg) | ≤ 300 |
Sulfate (%) | ≤1.5 |
Pellet degree | ≥100mesh/inch: ≥92% |
jacky at fengrunchem dot com
It is reinforcing filler for rubber soles with high reinforcing effect as that of carbon black, and it can make rubber products with light color or transmissivity
silica powder for shoe sole