SYNONYM: ZINC WHITE
FORMULA: ZNO
M. W.: 81.37
CAS NO.: 1314-13-2
GRADE: TECH. GRADE
DESCRIPTION: WHITE POWDER, SPECIAL GRAVITY 5.6; INSOLUBLE IN
WATER AND ALCOHOL, SOLUBLE IN ACIDS, ALKALI, AMMONIUM CHLORIDE, IT CAN SLOWLY
BECOME ZINC CARBONATE BASIC ABSORPTING CO2 AND H2O IN
AIR.
SPECIFICATIONS:
|
ITEM |
RUBBER |
PAINT |
|||
|
INDEX |
ZnO-X1 |
ZnO-X2 |
ZnO-T1 |
ZnO-T2 |
ZnO-T3 |
|
ZINC OXIDE %min. |
99.5 |
99 |
99.5 |
99.0 |
98.0 |
|
COPPER OXIDE
%max. |
0.006 |
--- |
--- |
--- |
--- |
|
CADMIUM OXIDE
%max. |
0.02 |
0.05 |
--- |
--- |
--- |
|
LEAD OXIDE
%max. |
0.12 |
0.2 |
--- |
--- |
--- |
|
MANGENESE %max. |
0.0002 |
--- |
--- |
--- |
--- |
|
INSOLUBLES IN
HCl %max. |
0.03 |
0.04 |
--- |
--- |
--- |
|
LOSS OF
IGNITION %max. |
0.4 |
0.6 |
0.4 |
0.6 |
--- |
|
METALLIC ZINC
%max. |
NONE |
NONE |
NONE |
--- |
--- |
|
HIDING POWER
(g/m2) max. |
--- |
--- |
150 |
150 |
150 |
|
RESIDUES ON 45μm
%max. |
0.28 |
0.32 |
0.28 |
0.32 |
0.35 |
|
WATER SOLUBLES
%max |
0.4 |
0.7 |
0.4 |
0.7 |
1.0 |
|
MOISTURE %max. |
0.4 |
0.4 |
0.4 |
0.4 |
0.4 |
|
OIL ABSORPTION
%max. |
--- |
--- |
18 |
20 |
20 |
|
COLOURING POWER
%max. |
--- |
--- |
100 |
95 |
95 |
|
COLOURING
COMPARED WITH STANDARD
SPECIMEN |
--- |
UP TO STANDARD |
|||
USES: IT IS USED IN RUBBER AND PAINT INDUSTRY.
PACKING: PACKED IN 25KGS/50KGS P.W.BAG AND 20MT/20’FCL.