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Silica for Rubber Industry

Technical Parameters:

TypeYRSIL-180PYRSIL-180BDYRSIL-180GR
AppearancePowderMicro-pearlGranule
BET specific surface area  ㎡/g170-190170-190170-190
Silica(dry basis) %≥ 96
Heating loss (105°C) %4.0-8.0
Loss on ignition (1000±25°C)%≤7.0
 PH-value(10%aqueous solution)5.0-8.0
DBP Oil Absorption Value cm3/g2.0-3.5
45um sieve Residue %≤ 0.5
Soluble salt (Na2SO4)%≤ 2.5
Cu   mg/kg≤ 30
Mn   mg/kg≤ 50
Fe   mg/kg≤ 500

STANDARD: HG/T 3061-2009
CAS NO: 112926-00-8(7631-86-9)
EINECS No: 231-545-4
Product Description: The product can be used in sole as reinforcing filler. Its reinforcing performance is close to carbon black. It can empower rubber products with light color and transparency. 

 

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