New material products

Precipitated silica used for tyre

Features:Used in tyre to improve steel wire adhesion and reduce tyre rolling resistancetyre’s rolling resistance. 
Application range:tyre industry
Executive standard:HG/T 3061-1999
CAS No.:112926-00-8(7631-86-9)
EINECS No.:231-545-4
Technical parameters

Specification TOND-175Gr
Appearance white granule
Heating loss(105°C) % 4.0-7.0
Loss on ignition(1000±25°C) % 4.0-6.0
SiO2(content) % ≥92
PH value 6.0-7.0
Fe2O3 mg/kg ≤500
DBP oil factor cm3/g 2.0-3.0
45祄 Residue on sieve % ≤1.0
BET specific surface area m2/g 160-190
Na2SO4 % ≤1.0
Residue on sieve(200 meshes) % ≥90
Residue on sieve(40 meshes) % ≥80
Compacted density g/l 320-340

Precipitated silica used for tyre

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