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Zinc borate

Inquiry
  Post Date: Sep 20,2019
  Expiry Date: Mar 18,2020
  Detailed Description: Cas No. :1332-07-6

Zinc borate

Properties and features:Zinc borate(3.5H2O),zinc borate(7H2O),zinc borate(modified) and Anhydrous zinc borate are the four main types of zinc borate. white powder.Density is 2.67g/cm3. The melting point is 980℃.The refractive index is 1.58.Insoluble in water, alcohol. but soluble in chlorhydric acid, sulfuric acid.

Quality standard

Item

Index

Zinc borate

3.5H2O

Zincborate

7H2O

Zincborate

Modified

Zincborate

Anhydrous

Appearance

White powder

B2O3        %

48±1.5

41±1.5

≥48.0

52-56

ZnO        %

37±1.5

32±1.5

≥37.0

42-44

Loss on ignition %

13.5-15.5

24.0-26.5

≥24

≤1.5(400℃)

Free water %≤

1.0

1.0

1.0

0.5

Pass Mesh 325 %≤

1.0

1.0

1.0

1.0

Notes: The particle size can be produced according to customer's requirements.

Use:Zinc borate is inorganic addition flame retardant. it has good hot stability, stops buring and vanishes smokings. It can replace antimonous oxide but also be used with other inorganic flame retardant. Widely used in rubber, plastic, wood, cable, coating, etc.Zinc borate,modified can completely replace zinc borate. It have the advantage of lower price, better effect stops buring and vanishes smokings.

Package:Paper-plastic bag or plastic weaved bag, lined with PE bag and 25KG or 40KG weight. 


  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: 1332-07-6 Flame Retardant ZB

  Company: Shandong Kexing Chemical Co., Ltd.     [ China ]          
  Contact: LILY Zhang
  Tel: 86-546-2953585,2953585,1865462
  Fax: +86-546-6896077
  Email: kexing@kexingchem.com
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