ZINC BORATE
Commerical name: ZB fire-retardant
Chemical name: Low Water Zinc Borate
General Formula: 2ZnO•3B2O3•3.5H3O
Property:
It is a kind of new-type inorganic and additive-type fire-retardant,
white or yellow powder. insoluble in water, alcohol, benzene
and cetone, easy soluble in hydrochloric acid, sufuric acid
and dimethyl sulfoxide. It's performance is non of poison,
low tinting power, fine graininess, fine dispersed and well
heat-stability. Both resistant-flame and smoke-abatement.
Moreover, it has action of arc blow-out, while it is used
with Sb2O3, chloroparaflin 70, the effect of resistant-flame
is better than ever.
Using:
The products may replace partial poison Sb2O3, being fire-retardant,
it is used in various projecting plastics, the products of
rubber, coating and textile fabric etc. Such as PVC, polypropylene,
polyester, ABS resistant-flame wire and cable etc in products
of rubber. Besides it can be used in coating of resistant-flame
antirust, resistant-flame glass fiber reinforced plastics
tile, textile fabric of water proof, medicinal, ceramic-glaze's
medical, coating's proof agent gerrnicide, etc.
Quality Index:
| ITEM |
INDEX |
| Property |
White powder |
| ZnO,% |
37.5±1.5 |
| B2O3,% |
48.0±1.5 |
| Free moisture(105 °C loss weight),% ≤ |
1.0 |
| Size(through 325 mesh rate),% ≤ |
1.0 |
| Loss on ignition(450 °C) |
14.5±1.0 |
Packing:
Packing with braided (with liner)bag, net weight 25.0kg/bag
or 40.0kg/bag.
Storing and Transporting:
Storing long time in clean and dry locality. Do avold raining,
don't store or transport with matter of acid together. |
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