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Home > Products >  SiO2

SiO2 CAS NO.7631-86-9

  • Min.Order: 500 Kilogram
  • Payment Terms: L/C,D/P,T/T
  • Product Details

Keywords

  • SiO2
  • SILICA
  • Silica Fumed

Quick Details

  • ProName: SiO2
  • CasNo: 7631-86-9
  • Molecular Formula: O=Si=O
  • Appearance: White Powder
  • Application: for Rubber product
  • DeliveryTime: within 10 days
  • PackAge: in Bags then palletized
  • Port: Qingdao China
  • ProductionCapacity: 10000 Metric Ton/Year
  • Purity: 99%
  • Transportation: by Sea
  • LimitNum: 500 Kilogram
  • Grade: Industrial Grade,Food Grade,Pharma Gra...

Superiority

Item Test Standard
Product type HX-150
Specific surface area(m2/g) 180-220
Determination of PH value of an aqueous suspension(4%) 3.6-4.5
Loss on drying 105deg.C (m/m %) 1.5max
Loss on ignition(dry product)1,000deg.C (m/m %) 2.5max
Sieve residue(m/m %) 0.05max
Apparent density(g/L) 25-60
SiO2 content(m/m %) 99.8min
Carbon content (m/m %) 0.2max
PH value 6-7
Moisture content  5max
bulk density (g/cm2) 0.02max

 

Details

SPECIFICATION

 

Product name: Fumed Silica-200 ( white silica fume )

Characteristics:

Fumed Silica-200 is hydrophilic fumed silica with a specific surface area of 200 m²/g. It's a kind of high purity white colloidal powder.

 

Applications:

Paints and coatings

Unsaturated polyester resins, laminated resins and gel coats

Elastomers, especially HTV and RTV Silicone rubber

Adhesives and sealants

Printing inks

Cable compounds

Plant protection 

Food and Cosmetics

 

Properties:

Reinforcement filler in elastomers

Rheology and thixotrophy control of liquid systems, binders, polymers. Etc

Used as anti-settling, thickening, anti-sagging agent

Improvement of free flow and anti-caking characteristics of powders

High transparency

 

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