Flame retardant-Zinc Borate

• Post Date:

  Dec 16,2014

• Expiry Date:

  Dec 16,2015

• Detailed Description:

  Cas No. :1332-07-6 Quantity: 1Metric Tons
  Specs:Inorganic addition flame retardant.
  Price:1600-2000 USD Metric Tons
  Payment Method: L/C, T/T
  
  Basic Index

  Molecular formula	2ZnO·3B2O3·3.5H2O	Molecular weight	435.4
  Appearance	white powder	Melting point	980℃

  2.Specification

  Item/Grade	Zinc borate ( 2ZnO.3B2O3 3.5H2O)
  	Excellent grade	First grade
  Whiteness	99	95
  Surface water　%　≤	0.5	1.0
  Particle size, um	3-5	3-5
  ZnO, %	37.0-40.0
  B2O3 , %	45.0－48.0
  Loss on ignition,%	13.5－15.5
  Fineness (Residue on 45um sieve ), %  ≤	0.1
  Specific gravity, g/cm3	2.67
  Melting pointoC;	980
  Temp. of dehydration　oC>	320
  Refractive index	1.58

   3.Application Field
       Flame Retardant ZB is inorganic addition flame retardant. Its characteristics are that it has good hot stability, and not only stops buring and vanishes smokings but also be used with other inorganic flame retardant. It is used in epoxy resin, unsaturated polyester, polyurethane, etc. And it is widely used in rubber, plastic, cable, wood,etc.
  4.Packing and store 
  Packing: brown paper double deck tectorial bag, and net weight per bag is 25kg.
  store: storing in dry, ventilated and moistureproof conditions

• CAS Registry Number:

  1332-07-6

• Synonyms:

  ;Zinc borate;ZINC BORATE EXTRA PURE;zinc hydrogen borate;

• Molecular Formula:

  ZnHBO₃

• Molecular Weight:

  125.2261

• Molecular Structure:

  

• Company:

  Zhejiang Shengzhou Wanshida Chemical Co., Ltd.     [ China ]        

• Contact:

  david He

• Tel:

  0575-83126808

• Fax:

  0575-83371088

• Email:

  zjmansda@gmail.com