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Lithopone
(B301/302/311)
Appearance:
white powder
Standard:
GB1707-95
Specification:
Packing:
polypropylene sack with plastic liner; 25kg or 50kg/bag.
Product name |
Characteristics |
Range of application |
Voluntary standards |
Packing |
B301
lithopone |
White pigment, zinc sulfate content is 28%. Hiding power is stronger
than zinc oxide, lower than titanium dioxide, good heat endurance. |
Coating, paint producing, printing ink, plastic, rubber, paper
making, enamel etc.. |
GB/T1707-1995 |
Plastic weaving bag with polyethylene liner or paper bag,50kg or
25kg per bag. |
B302
lithopone |
White pigment, zinc sulfate content is 28%. Dispersancy is better
than B301 after surface preparation. |
Coating, paint producing, printing ink, plastic, rubber, paper
making etc.. |
GB/T1707-1995 |
Plastic weaving bag with polyethylene liner or paper bag,50kg or
25kg per bag. |
B311
lithopone |
White pigment, zinc sulfate content is 30%. Stronger hiding power
and reducing power than B301. Better dispersancy. |
Coating, paint producing, printing ink, plastic,rubber, paper
making, enamel etc.. |
GB/T1707-1995 |
Plastic weaving bag with polyethylene liner or paper bag,50kg or
25kg per bag. |
Specification:
Item |
index |
First Grade |
Total zinc and barium sulfate (zinc sulfide) % not
less than |
99 |
Total zinc (zinc sulfide) % not less than |
28 |
Zinc oxide % not more than |
0.6 |
105 volatile
matter % not more than |
0.3 |
Water solubility % not more than |
0.4 |
Residue (63m) % not
more than |
0.1 |
Color |
White |
Alkalinity of aqueous extract % |
neutral |
Oil absorption g/100g pigment not more than |
14 |
Achromatic power (compared with sample) % not less
than % |
100 |
Covering ability ( balance rate) |
Not less than 5% of sample |
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