棕刚玉是以优质磨料级矾土为原料,配以辅料,于电弧炉中经2250℃以上高温精炼制成。其自锐性好、磨削力强 。
棕刚玉主要用在:
5:精密铸造模壳制作
锐石牌棕刚玉理化指标:
用途 |
规格 |
主要化学成分% |
磁性物% |
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Al2O3 |
Fe2O3 |
SiO2 |
TiO2 |
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磨料 |
F |
4#—80# |
≥95 |
≤0.3 |
≤1.5 |
≤3.0 |
≤0.05 |
90#—150# |
≥94 |
≤0.03 |
|||||
180#—240# |
≥93 |
≤0.3 |
≤1.5 |
≤3.5 |
≤0.02 |
||
P |
8#—80# |
≥95.0 |
≤0.2 |
≤1.2 |
≤3.0 |
≤0.05 |
|
100#—150# |
≥94.0 |
≤0.03 |
|||||
180#—220# |
≥93.0 |
≤0.3 |
≤1.5 |
≤3.5 |
≤0.02 |
||
W |
1#-63# |
≥92.5 |
≤0.5 |
≤1.8 |
≤4.0 |
— |
|
耐火 |
段砂 |
0-1mm |
≥95 |
≤0.3 |
≤1.5 |
≤3.0 |
— |
25-0mm |
≥95 |
≤0.3 |
≤1.5 |
≤3.0 |
— |
||
细粉 |
180#-0 |
≥94.5≥93.5 |
≤0.5 |
≤1.5 |
≤3.5 |
— |
注:F为固结磨具及喷砂用规格
P为涂附磨具用规格
W为微粉,320#即W40
棕刚玉物理性能: | |||||||||||||||||
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