Hujiang brand zinc oxide(activated) adopt advanced process with special surface treated.The product has the characteristics of grain fine,specific surface area,dispersibility easily.It is used in producing rubber,coatingcable,enamel,oil and other chemical industry.
1、Main standard
|
Chemical composition |
Zinc oxide（ZnO）/activated |
|
Appearance |
White powder |
|
Appearance |
25kg woven bag， 1000kg big bag |
|
Package |
It adopts advanced process,white powder,good weather stability and tint reducing power. |
|
Characteristics |
Rubber,coatingcable,enamel,oil and other chemical industry |
2、Specification
|
No |
Item |
Unit |
Index |
|
L-01 |
L-02 |
L-03 |
|
1 |
ZnO |
％≥ |
98 |
90 |
88 |
|
2 |
moisture |
％≤ |
0.8 |
0.8 |
0.8 |
|
3 |
Loss in burning |
%≤ |
1-4 |
1-4 |
1-5 |
|
4 |
Whater soluble matter |
％≤ |
1.0 |
1.5 |
1.5 |
|
5 |
Hcl insolublematter |
％≤ |
0.02 |
0.05 |
0.05 |
|
6 |
Pb |
%≤ |
0.03 |
0.05 |
0.05 |
|
7 |
Rusidue in sieve 45um |
％≤ |
0.4 |
0.5 |
0.5 |
|
8 |
Mn |
％≤ |
0.0005 |
0.0005 |
— |
|
9 |
cadmium |
％≤ |
0.0005 |
0.0005 |
— |
|
10 |
Cu |
%≤ |
0.0005 |
0.0005 |
— |
|
11 |
105C Volatile content |
%≤ |
0.5 |
0.7 |
0.7 |
|
12 |
PH value |
|
7-10 |
7-10 |
7-10 |
|
13 |
比表面积m2/ |
g%≥ |
28 |
25 |
23 |
|
Barium sulfate