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Al2O3

Fe2O3

SiO2

Cao

MgO

K2O

Na2O

W2.5

99%

0.1%

0.1%

0.1%

0.1%

0.1%

0.4%

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°ï¿n±K«×¡]Bulk density¡^

Åé¿n±K«×¡]Specific Gravity¡^

²ö¤óµw«×(Mohs Hardness)

1.75-1.95g/cm3

3.90g/cm3 min

9