Silicon oxide- fumed silica in Shijiazhuang online-store Shijiazhuang SuYa E-Tech. Co., Ltd | Buy Silicon oxide- Fumed Silica Shijiazhuang (China) | Shijiazhuang SuYa E-Tech. Co., Ltd : Allbiz
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Silicon oxide- Fumed Silica
  • Silicon oxide- Fumed Silica

Silicon oxide- Fumed Silica

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Silicon oxide- Fumed Silica

EINECS No.:215-683-2

1.Characteristic: It is a white and colloidal micro-particle with its primary micro-particle from 5-40 nm and has obvious properties such as thixotropy, reinforcing, thickening and filling etc. and is insoluble in all kinds of solvents and liquids except hydrofluoric acid and concentrated bases.

2.Specification: Q/SHG19-2008

Parameter Grade
ITEM A-150 A-200 A-300 A-380
Mass Fraction of SiO2% ≥99.8 ≥99.8 ≥99.8 ≥99.8
Loss on ignition,% ≤2.5 ≤2.5 ≤2.5 ≤2.5
Suspensions pH 3.6~4.8 3.6~4.8 3.6~4.8 3.6~4.8
Specific Surface Area(m2/g) 126~175 176~225 276~335 336~405

3.Uses: It is used widely in silicon rubber, construction sealant, coating, electron and electric, aerospace, medicine and medical material, resin processing, printing ink, pesticide and other industries.
A-150: used widely in silicone acid rubber, sulfurized silicone rubber in ambient temperature (low water content), silicone neutral rubber.
A-200: used widely in sealing ring, sealing gasket, petroleum pipeline, insulator, tablet powdered preparation, artificial viscera, infusion tube, latex nipple and high quality oil ink.
A-300: used widely in resin thickener, thickness agent for synthetic lubricating ester, resin thixotropic agent for electronic component.
A-380: used widely in reinforcing agent for silicone rubber, medical silicone rubber for transparent artificial organs and artificial heart etc.

4.Packing: packed with multi-layer paper plastic compound bag with net weight of 5 kg or 10 kg, or packed by whole plastic seal for users having special demand on water content.

5.Store and transport: placed in vent and dry storehouse and prevented from humid, water, pressure and throwing during transport.

Information is up-to-date: 07.03.2018

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