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Inorganic Flame Retardant Zinc Borate

    Unit Price: USD 1000 - 2000 / Metric Ton
    Payment Type: L/C,T/T
    Incoterm: FOB
    Min. Order: 1 Metric Ton
    Delivery Time: 7 Days
Basic Info

Model No.: ZB2335

Additional Info

Packaging: 25kg/bag,18MT/20''container

Productivity: 5000mt


Transportation: Ocean

Place of Origin: CHINA

Supply Ability: 5000mt

Certificate: ISO ,REACH

Product Description

Product Name: Zinc borate
Molecular Formula: 2ZnO .3B2O3 . 3.5H2O
CAS No. : 1332-07-6
Chemical Formula:

CAS No 1332-07-6


Zinc Borate is one multi-functional synergistic flame retardant with Antimony Oxide etc additives in polymers to improve Flame Retardant performance, it can reduce smoke evolution and adjust the balance of flame retardant properties versus mechanical, electrical and other properties.

Tech Spec:




Zinc borate 2335 ( 2ZnO .3B2O3 . 3.5H2O )



Surface water %


P article size , um


Pb, PPM <


Cd, PPM <


ZnO , %


B2O3, %

4 6 .0-48.0

H2O(hydrate), %

13. 0 -15.5

Fineness (Residue on 45um sieve ) ,


Specific gravity, g/cm3


Melting point


Temp. of dehydration

2 9 0

Refractive index


Remark: we can adjust particle size from 1-15um .


Zinc Borate is widely used in PVC applications such as carpet, conveyor belt, wire and cable, and in Nylon, PE, PP etc engineering plastics of Halogen Free Flame Retardant systems based on Al(OH) 3 and Mg(OH) 3 , anti-corrossive pigment in intumescent coating and painting,ceramic glaze, milk glass, decorative paper etc fields.Zinc Borate is also used in wood composite as fungicide to prevent from decay fungi and subterranean termites . ZB2335 grade is the standard grade, its particle size is 3-5um which can meet most of applications of Zinc Borate.

Package and Storage:

Zinc borate packed in 25kg/bag,18MT/20''container

It is not dangerous cargo.You should handle the material according to the instruction described on MSDS.The MSDS is available from sales department once required.Our regular mark is printed on the surface of package in advance .You should inform our sales person in advance If you don`t need this or have any special demand for mark.

Looking for ideal Flame Retardant Zinc Borate Manufacturer & supplier ? We have a wide selection at great prices to help you get creative. All the Inorganic Flame Retardant are quality guaranteed. We are China Origin Factory of Flame Retardant For Cable Wire. If you have any question, please feel free to contact us.

Product Categories : Flame Retardant > Inorganic Flame Retardant

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