Application industry
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Add: Longda Industrial Park,Gudi Street,Weifang City,China
Tel: +86-536-7569886
Fax: +86-536-7567369
E-mail: longda@wflongda.com
 
Products  

Rubber grade zinc oxide

Uses: Rubber grade zinc oxide is mainly used in the production of radial tires, bias tires, conveyor belts, hose, rubber belt, rubber shoes and latex gloves, . The performance of their products fully comply with the standards of CHina, State Ministry of Chemical Industry and ASTM.

Standard:GB/T3185-92

Item
Index
Model
Top grade
First grade
Qualified product
Zinc oxide (as ZnO)%,≥
99.7
99.5
99.4
Metals (as dry)%,≤
No
No
0.008
Lead oxide (as Pb)%,≤
0.037
0.05
0.14
Manganese oxide (as Mn)%,≤
0.0001
0.0001
0.0003
Copper oxide (as Cu)%,≤
0.0002
0.0004
0.0007
Insoluble matter in HCl%,≤
0.006
0.008
0.05
Loss on ignition%,≤
0.20
0.20
0.20
Residue on sieve (45um) %,≤
0.10
0.15
0.20
Water soluble matter %,≤
0.10
0.10
0.15
Volatile matter on 105oC%,≤
0.3
0.4
0.5


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