It has strong activity, uniform particle size and strong dispersion. It plays a good rule in the promotion of vulcanization. It can increase the crosslink density of vulcanized rubber and vulcanizes more completely
Application: Natural rubber, synthetic rubber and latex vulcanization activator. As white pigment used in printing & dyeing, paper-making, and pharmaceutical industries; As cure activating ingredient, strengthening agent and colorant of natural rubber and synthetic rubber, also used in the production of zinc acetate, Zinc carbonate and Zinc chloride. Also used as Anti-dye printing and the production of glass and glaze.
| item | index | |
| Model | Hsp021 | Hsp022 |
| zinc oxide (calculated on the dried) (ZnO)% ≥ | 99.9 | 99.8 |
| metal (in total Zn)% ≤ | No | No |
| lead oxide (Pb)% ≤ | 0.001 | 0.003 |
| Cd% ≤ | 0.0005 | 0.0005 |
| Arsenic% ≤ | 0.0005 | 0.0005 |
| hydrochloric acid insoluble matter% ≤ | 0.002 | 0.004 |
| 105 ° C volatile substances% ≤ | 0.03 | 0.2 |