fumed silica

• Post Date:

  Jun 24,2013

• Expiry Date:

  Jun 24,2014

• Detailed Description:

  Cas No. :7631-86-9 Quantity: 500/monthMetric Tons
  Price:3600-3800 USD Metric Tons
  Payment Method: L/C,T/T
  Hydrophilic Fumed Silica
  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.
  B. Specification:Q/SHG19-2008
  Item Specification
  F-150 F-200
  Apperance White powder
  Specific surface area m2/g 150±20 200±20
  PH Value 3.6～4.3
  Loss On Heating105℃ 2h% 1.0 1.0
  Ignition Loss 1000℃% ≤ 1.0 1.0
  Apparent density g/L 30-60
  Sieve Residue 325 mesh ≤, % <0.02 <0.02
  HCl Wt.% <0.025 <0.025
  SiO2 Wt.% ≥99.99 ≥99.99
  Al2O3 Wt.% 〈0.05 〈0.05
  Fe2O3 Wt.% 〈0.003 〈0.003
  Tio2 Wt.% 〈0.03 〈0.03
  
  Application: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.F-150: used widely in silicone acid rubber, sulfurized silicone rubber in ambient temperature (low water content), silicone neutral rubber.F-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.F-380: used widely in reinforcing agent for silicone rubber, medical silicone rubber for transparent artificial organs and artificial heart etc.
  
  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.
  

• CAS Registry Number:

  7631-86-9

• Synonyms:

  ;Quartz;acticel;cab-o-sil;cab-o-sperse;Fumed Silicas;Silica, fused;Silica, vitreous;flatting agents;flatting agent;delustering agent;MATTING AGENT;Aerosil;Amorphous silica;Fumed silica;Silica;Quartz sand;White carbon black;white carbon;White carbon black,combustion method;Pelleted Hydrated Silica;Hydrated Silica;Silicondioxidehydrate;Silica, hydrate;Precipitated silica;Silica Dioxide;

• Molecular Formula:

  SiO₂

• Molecular Weight:

  60.084

• Molecular Structure:

  

• Risk Codes:

  R37:Irritating to respiratory system.;
  

• Safety Description:

  S24/25:;
  

• Company:

  Dalian Fuchang Chemical Co.,Ltd.     [ China ]        

• Contact:

  Louisa.Lou

• Tel:

  +86-411-83607405

• Fax:

  +86-411-83607405-606

• Email:

  louisa0907@126.com