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Direct method zinc oxide 99.5%
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Yuejiang Brand-Direct method zinc oxide 99.5% is produced using advanced prodution techniques, it is white powder, stable in room temperature, has good hiding power and tinting power. Mainly used in rubber, coatings, cables, enamel, petroleum, ceramics, glass and other chemicals' manufacture etc..
1. Main properties and features
| Chemical substances | zinc oxide(ZnO) |
| Appearance | white powder |
| Packing | 25kg woven bag, 1000kg sack |
| Main features | adopt advanced production techniques, white powder, stable in room temperature, has good hiding power and tinting power. |
| Range of application | rubber, coatings, cables, enamel, petroleum, ceramics, glass and other chemicals' manufacture etc.. |
2. Quality Index
| NO. | Item | Unit | Index | |
| Rubbers | Coatings | |||
| 1 | Zinc oxide ZnO(dry) | %≥ | 99.5 | 99.5 |
| 2 | Metal zinc Zn (Metal) | % | 0 | 0 |
| 3 | Lead oxide Pbo | %≤ | 0.12 | - |
| 4 | Oxide of manganese (Mn) | %≤ | 0.0002 | - |
| 5 | Cupric oxide (Cu) | %≤ | 0.006 | - |
| 6 | Hcl insolubles | %≤ | 0.03 | - |
| 7 | Loss on ignition | %≤ | 0.4 | 0.4 |
| 8 | Residue on sieve(45um mesh) | %≤ | 0.28 | 0.28 |
| 9 | Water solubles | %≤ | 0.4 | 0.4 |
| 10 | 105 °C volatile matter | %≤ | 0.4 | 0.4 |
| 11 | Hiding power | g/m2 | - | 150 |
| 12 | Oil absorption | g/100g | - | 18 |
