silicon rubber china silicon rubber silicon rubber factory
Applications
*Silicon rubber (HTV,RTV)
* High transparency rubber
*Mainly used for translucent, transparent universal high temperature vulcanized silicone rubber and other general rubber products such as rubber sealing products, sealants, plastic filler.
www.hisilco.com
www.hisilco.com
Basic information
u Product name: Precipitated Silica
u Molecular formula: SiO2.nH2O
u CAS code: 7631-86-9
u Customs code (HS code): 2811.2200
Applications
u Silicon rubber (HTV,RTV)
u High transparency rubber
uMainly used for translucent, transparent universal high temperature vulcanized silicone rubber and other general rubber products such as rubber sealing products, sealants, plastic filler.
Features
u A fine milled synthetic silica with neutral pH value and a fine particle size
u High transparent properties and high activity
u Excellent mechanical properties in silicon rubber
u A low yellowish discoloration can be achieved
u A very high purity based on strictly quality control raw materials
u Best choice in silicon rubber industrial
Package
u Regular weight:10kg/bag, 15kg/bag in plastic bag and paper bag
u Multiple layer Kraft paper bag
Payload
u 10 MT/40HQ without pallet for plastic or paper bag in 10kg/bag or 15kg/bag
u 9.36MT/40HQ with pallet for paper bag in 15kg/bag
Port
u Fuzhou
u Xiamen
Storage
u Due to high specific surface and fine particle size, it can absorb moisture and volatile organic compounds from the surrounding atmosphere. So we recommend storing the products in a dry, cool place and removed from volatile organic substances.
u Product more than 24 months should be tested for moisture content before use in order to make certain that it is still suitable for the intended application.
Specification data
Properties |
Units |
Target Values (Spec Limits) |
|
HS-150A |
HS-150B |
||
Appearance |
|
Super Fine Powder |
Super Fine Powder |
Loss on drying (2Hrs,1050 C) |
% |
4.0-7.0 |
4.0-7.0 |
Ignition loss 10000 C |
% |
Max.7.0 |
Max.7.0 |
DBP absorption value |
ml/100g |
200-300 |
200-300 |
BET specific surface area |
m2/g |
130-160 |
160-190 |
PH value(10%aqueous suspension) |
--- |
6.7-7.2 |
6.7-7.2 |
SiO2 |
% |
Min.98 |
Min.98 |
Partical Size |
um |
8.0-13.0 |
8.0-13.0 |
Fe Content |
ppm |
Max.200 |
Max.150 |
Electrical Conductivity |
Us/cm |
Max.200 |
Max.200 |
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