ZB2335
12767-90-7
2ZnO. 3b2o3. 3.5H2O
215-566-6
Powder
Industrial Grade
2-3 Micron
CHENXU
25kg/Bag
EU Reach
China
284020
Product Description
Molecular Formula: 2ZnO.3B2O3.3.5H2O
Molecular Weight: 434.5
1.Technical Index
Product Name | Zinc Borate | Formula | 2ZnO.3B2O3.3.5H2O |
Product Model | ZB2335 | Primary Product Use | Flame Retardant and Smoke Suppressant |
Technical Index | Standard Value | ||
Appearance | White Powder | ||
Whiteness % | ≥95.0 | ||
Zinc Oxide (ZnO) % | 36.0~39.0 | ||
Boron Oxide B2O3 % | 45.0~48.0 | ||
Loss On Ignition % | 13.0~14.5 | ||
Surface Water % | ≤0.6 | ||
Particle Size D50 μm | 3~5 | ||
Fineness (Residue on 200mesh Sieve) | ≤0.2 |
2.Application
Zinc borate is of inorganic additive flame retardant, with the features of good hot stability, being resistant to firing and eliminating smoke. In some products, it can replace antimony trioxide, and can be mixed with other inorganic flame retardants with better effect. It is widely applied at the sectors of rubber, plastic, cable, timber, coating, tarpaulin, etc.
3. Shipping Information
UN Number: 3077
UN Proper Shipping Name: Environmentally Hazardous Substance, Solid, N.O.S.
Transport Hazard Class(es): 9
Packing Group: III
Environmental Hazards: Marine Pollutant






