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Sell high purity silica powder as filler for silicone rubber with low price

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  • Company Name :Lianyungang Haosen Mineral Products Co.,Ltd.
  • Membership :Free member
  • Registrarion Date :2019. 08. 22
  • CountryRegion:China
  • Address:NO.7 west Xuhai Road,Niushan Town,Donghai County Lianyungang Jiangsu, China
  • Phone / Fax:86-518-13961389787  /  86-518-87255528
  • Contact:Alex Ni
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Special silica powder for Silicone rubber and mixed rubber is a kind of inorganic non-metallic mineral functional powder material, which is made of natural high quality quartz ore and fused quartz by fine processing such as color separation, purification, magnetic separation, grinding and precision classification. It has fine particle size, high hardness, good dispersibility, low oil absorption value, good insulation, weathering corrosion resistance, thermal shock resistance, long shelf life, good weathering resistance, wear resistance, high temperature resistance, scratch resistance, acid and alkali resistance, and chemical stability. In rubber products, it can improve the tensile strength, tear resistance, aging resistance, and has a reinforcing effect.
It is widely used in high-grade silicone rubber, silicone gel, adhesive, canister sealant, plastic cement and so on. It is used for industrial electric appliance shell, household electrical appliance shell, daily plastic product, building pipe sheet, packaging product and other materials.

Item   Unit   Standard Scope Typical Values
Appearance   -   White powder 1250mesh
SiO2   %   99%-99.8%   99.6
Mean Grain size  µm   2-25 6.857
Whiteness   %   90-98   93
Fe2O3   %   ≤0.03   0.008
Whiteness   Us/cm 5-30   6.5
PH Value     6.5-8.0   7.2
Moisture   %   0.02-0.1   0.08
BET   cm3/cc 1700-8000   7500
Density   g/cm3 2.65   2.65
Moh's hardness     6.5-7   7
Melting Point   ℃   1750   1750

Spec 400-6000mesh
Quantity 500 tons
Package 25KGS in woven bag or 1000kgs in ton bag

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  • Sell high purity silica powder as filler for silicone rubber with low price

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