Welcome your enquiry about our Lithopone department.
Cavern Industry Co., Ltd supply Lithopone (B301, B302, B311 grades), annual yield of 25000 tons. (Usage: Paint, printing ink, rubber and plastic industry. )

Lithopone (B301)
Formula: ZnS BaSO4
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

Lithopone(B302)
Spec.: 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

Lithopone (B311)
Formula: ZnS BaSO4
Specifications:
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
Properties: White powder

We welcome any of your proposals leading to expanding both business cooperation on the basis of mutual benefit. We are ready to offer our most excellent service and competitive rate, welcoming your enquiry and cooperation.
Contact: Mr. Kawen Chu