结磨具用铬刚玉 粉红色砂 研磨砂
理化指标
|
化学成分 粒度范围 |
低铬 |
中铬 |
高铬 |
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|
AI2O3 (%) |
Cr2O3 (%) |
Na2O (%) |
AI2O3 (%) |
Cr2O3 (%) |
Na2O (%) |
AI2O3 (%) |
Cr2O3 (%) |
Na2O(%) |
|
|
F12-F80 |
≥98.50 |
0.20~ 0.45 |
≤0.50 |
≥98.20 |
＞ 0.45~ 1.00 |
≤0.55 |
≥97.40 |
＞ 1.00~ 2.00 |
≤0.55 |
|
F90-F150 |
≥98.50 |
≤0.55 |
≥98.20 |
≤0.60 |
≥97.00 |
≤0.60 |
|||
|
F180-F220 |
≥98.00 |
≤0.60 |
≥97.80 |
≤0.70 |
≥96.50 |
≤0.70 |