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HOME >> PRODUCT CENTER >>Precipitated Silica >> Precipitated Silica
Product Detail

Precipitated Silica

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  • Product description

STANDARD: HG/T 3061-2009
CAS NO: 112926-00-8(7631-86-9)
EINECS No: 231-545-4
Product Description: HCP120 and HCP160 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. 

HCP 180 has high wear resistance and high reinforcing performance. It can be used in tire to improve the cohesiveness of steel wire, cord thread and sizing material, to reduce the rolling resistance of tire, and to improve the wear resistance and security of tire.

Technical properties

Items

HCP 120

HCP 160

HCP 180

Appearance

Powder/Micro-pearl/Granule

Powder/Micro-pearl/Granule

Powder/Micro-pearl/Granule

BET specific surface area  m2/g

110-130

150-170

170-190

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/g

2.0-3.5

45um sieve Residue %

≤ 0.5

Soluble salt (Na2SO4)%

≤ 1.5

≤ 1.5

≤ 2.5

Cu   mg/kg

≤ 30

Mn   mg/kg

≤ 50

Fe   mg/kg

≤ 1000

≤ 1000

≤ 500

 

Package:  20kg, 350 kg,500kg bags etc. We can customize package according customers requirement.


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