-
●Molecular weight ：59.91
●Theoretical carbon content：20.05%
●Colour：Gray
●Density ：4.93g/cm3
-
●Molecular weight：200
●Colour：gray
●Boron content：≥10.2%
●Density：10.5g/cm3
-
●Molecular weight：59.9-61.9
●Density：6.0-6.8g/cm3
●Melting point：2950°C
●Microhardness HV30：1400-1750
-
●Molecular weight：147.4
●Colour：gray
●Silicon content：≥14.0%
●Density：4.88g/cm3
-
●Molecular weight：103.22
●Colour：gray
●Theoretical carbon content：11.64%
●Density：6.73g/cm3
-
●Molecular weight：112.8
●Colour：gray
●Boron content：≥10.8%
●Density：6.08g/cm3
-
●Molecular weight：190.4
●Colour：gray
●Theoretical carbon content：6.30%
●Free carbon：＜0.05%
-
●color：gray
●Density：4.93g/cm3
●Melting point：3160ºC
●Boiling point：4300ºC
-
●color：black
●Density：6.73g/cm3
●Melting point：3540ºC
●Boiling point：5100ºC
-
●color：black
●Density：10.5
●Melting point：3250 °C
●form：powder
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