Sell Zinc borate-fire brake, fire retardant

Zinc borate-fire brake, fire retardant You May Also Be Interested In: fire retardant styrene butadiene styrene butadiene rubber zinc borate zno
1, Molecular formular: 2ZnO 3B2O3 3.5H2O
2, Application:
It is l non-toxic matter, slight soluble in water, good Stability in heat, small szine, low Sg and good dispersion. It is one kind of high efficient fire retardant for plastic, rubber and coating.
Rubber: natural rubber, styrene butadiene rubber, CR
Plastic: Alkyd, PVC, polyester, polyamide, polychlor, polystyrene, PP, PE, epoxy resin, etc.
Fire-proof coating and fire-retarding coating , paper, fiber fabrics, decorative floor, floor leather, wall paper, carpet, enamel and bactericide
25kgs(N. W. ) in plastic woven bag lined with plastic film bag inside or at buyers request
3. Characteristics
Molecular Weight : 434.5
Appearance white crystalline powder
ZnO % 37.0-40.0
B2O3 % 45.0-48.0
Surface water % <= 1.0
Temp. of dehydration 0 >320
Sg g/cm3 2.67
Average Grainsize um 1.5-5
Toxicity (LD50) >10g/kg
Refractive index 1.58
Melting point 0 980
Loss on ignition % 13.5-15.5
Fineness(325 Residue on screen ) % <= 1.0
Supply Capacity
200MT per month
Lead Time from Order to Shipment
10 days
Minimum Order Quantity
1 MT
Terms of Payment
L/C at sight Or T/T
Terms of Sale