Products > Tire Silica > Tire Silica
Product Introduction
Basic information
Product name: Precipitated Silica
Molecular formula: SiO2.nH2O
CAS code: 7631-86-9
Customs code (HS code): 2811.2200
Applications
Off-road tires ; Engineering tires; Meridian tires
Bicycle tires
Features
White powder shape
A commendable rubber intensifier
Improving tire anti tearing strength and buckling fatigue resistance of tire’s wall
Increasing stiffness of unvulcanized rubber and adhesive force of plastic to steel wire and cord fabrics
Reducing heat productivity of tread rubber and increasing the performance of brake system.
Reducing the rubber dosage to lead whole cost reduction.
Package
Regular weight:10kg/bag, 20kg/bag
Coated plastic woven bag with two layers. Outer material is PP, Inner is PE
Payload
18 MT/40HQ without pallet for powder shape in 20kg/bag
20.5 MT/40HQ without pallet for granular shape in 20kg/bag
Port
Xiamen
Fuzhou
Storage
Recommend storing the products in a dry, cool place and removed from volatile organic substances.
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-160 |
HS-160GR |
||
|
Appearance |
|
Powder |
Granular |
|
Loss on drying (2Hrs,1050 C) |
% |
4.0-7.0 |
|
|
Ignition loss 10000 C |
% |
Max.7.0 |
|
|
DBP absorption value |
ml/100g |
200-270 |
|
|
BET specific surface area |
m2/g |
150-180 |
|
|
PH value(10%aqueous suspension) |
--- |
6.7-7.2 |
|
|
SiO2 |
% |
Min.98 |
|
|
45um Sieve Residue |
% |
Max.0.5 |
|
|
Soluble salt (Na2SO4) |
% |
Max.1.5 |
|