Graphite ball 1.Made by high carbon powder 2.F.C2 ... .Competitive price 4.Customerized size&service Graphite ballGraphite is a kind of crystalline or amorphous carbon,it has the color of ... material,thermal conductive lubricating material such as bricks,crucibles,flexible graphite product,battery,pencil,paint tubes,metal casting and forging ... 080.080.090.10.15Moisture %(max)0.50.51.5222222 graphite ball