Detailed Selling Lead Description

Voluntary standards: GB/T1707-1995
Characteristics: White pigment, zinc sulfate content is 28%, 30%. Hiding power is stronger than zinc oxide,lower than titanium dioxide,good heat endurance.
Range of application: Coating, paint producing, printing ink, plastic,rubber, paper making, enamel etc..
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Re: Lithopone B301
Appearance: White powder
Specifications: 
Total of Zinc and BaSO4 (as ZnS): 99%min 
Total Zinc (as ZnS): 28-30%min 
Volatile matters at 105 C: 0.3%max 
Zinc oxide: 0.6%max 
Soluble matters in water: 0.4%max 
Screen residues (63um mesh): 0.1%max 
Oil absorption (g/100g): 14%max 
Color killing (Compare with standard): 105%min

Re: Lithopone B302
Appearance: White powder
Specification: 
Sum of toal Zinc Calculated as Zinc Sulphide and Barium Sulphate: 99%min 
ZnS: 28%min 
ZnO: 0.3%max 
Volatile Matter (at 105C): 0.3%max 
Matter soluble in water: 0.4%max 
Residue on sieve 63um: 0.1%max 
Oil absorpation value(100g): 11
Packing: 25/50 P.P bag, 25MT/20'FCL

Re: Lithopone B311
Appearance: White powder
Specification: 
Total of Zinc and BaSO4 (as ZnS): 99%min 
Total Zinc (as ZnS): 30%min 
Volatile matters at 105C: 0.3%max 
Zinc oxide: 0.3%max 
Soluble matters in water: 0.3%max 
Screen residues (63um mesh): 0.1%max 
Oil absorption (g/100g): 10%max 
Color killing (Compare with standard): 105%min
Packing: 25/50 P.P bag, 25MT/20'FCL