Specification :

Flame Retardant ZB

1.Basic Index
Molecular formula 2ZnO· 3B2O3· 3.5H2O Molecular weight 435.4
Appearance white powder Melting point 980° C
2.Technical Index
Name Product Index
Boric oxide B2O3 45-48
Zinc oxideZnO 37-40
Ignition loss 13.5-15.5
Free water d1
Relative density 2.69
Whiteness 95-99
Refractive index 1.58-1.59
Medium grain size 2-5¼ m
General type: better flam retarding effect and can replace antimonous oxideEnvironmental-friendly type: low plumbum and cadmium, and passed SGS testing autentication and fits ROHS standard in EU.
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