graphite
Shandong Qingdao content of origin: 90 (%)
Density 1.75 (g/cm3) moh's hardness 1-2
Color black flake size 0.013 0.56 (mm)
Crystal size 0.045 0.5 (mm) fixed carbon content: 90 (%)
Moisture content less than 0.5 (%)