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0-1mm1-3mm3-5mm5-8mm pink corundum

0-1mm1-3mm3-5mm5-8mm pink corundum

/MT

0-1mm1-3mm3-5mm5-8mm pink corundum

低铬-Low:

Cr2O3:0.20-0.45%

Al2O3:98%min

Na2O:0.6%max

中铬-Middle:

Cr2O3 0.45-1%

Al2O3:97.8%min

Na2O:0.6%max

高铬-High:

Cr2O3 1-2%

Al2O3:96.5%min

Na2O:0.7%max

铬刚玉理化性质:

真密度3.90g/cm3

堆积密度1.40-1.91 g/cm3

显微硬度2200-2300 g/mm2

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