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By certification 
（Formula）: ZrO2
1. Property: Nonpoisonous tasteless solid. There’re kinds of crystal phase, the monocline, the square and the cubic. Stabilize in alkali and acid solutions (except hot concentrated H2SO4, HF and H3PO4).
2. Uses: Applied in the products and industries as following: sophisticated ceramics, electronic components, additives glass, ceramic glaze color, imitation jewel, fireproofing, polishing materials
3. Packing: 1)Plastic woven bag with plastic liner bag. Net weight
2)Paper barrel/drum with plastic liner bag. Net weight 25/drum
3)According to the customers' requirements to pack if they need special packing.
4 Specification:
| 产品型号 项目 | OZ-P | OZ-R-O | OZ-R-1 | OZ-R-2 | OZ-R-3 | OZ-R-4 | OZ-R-5 | ||
| OZ-R-1 | OZ-R-1 | ||||||||
| 化 学 成 分 |
Zr(Hf)O2%≥ | 99.9 | 99.9 | 99.9 | 99.9 | 99.5 | 99.5 | 99.5 | 99.5 |
| SiO2＜ | 0.02 | 0.005 | 0.01 | 0.015 | 0.02 | 0.02 | 0.02 | 0.02 | |
| Fe2O3＜ | 0.003 | 0.001 | 0.0015 | 0.003 | 0.005 | 0.005 | 0.005 | 0.005 | |
| TiO2＜ | 0.003 | 0.001 | 0.0015 | 0.003 | 0.005 | 0.005 | 0.005 | 0.005 | |
| Na2O＜ | 0.005 | 0.001 | 0.0015 | 0.003 | 0.005 | 0.005 | 0.005 | 0.005 | |
| 物 理 指 标 |
中位粒径D50(µm) Particle size |
＜1.0 | — | — | 3-6 | 3-6 | 6-8 | — | — |
|
比表面积(m2/g) Surface area |
＜10 | 1-4 | 1-4 | 3-7 | 3-7 | 3-7 | 2-6 | 2-6 | |
|
粒度(目) Size |
— | 60-150 | 60-150 | — | — | — | 颗粒grain | 60-150 | |
| 灼减量（%）＜ | 1 | 0.2 | 0.2 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | |
