... of graphite, it almost suits for most of chemical medial.Chinese Style GFO Packing Typical Application> For used in pumps, valves, reciprocating ... is against water, steam, petroleum derivatives, vegetable oil and solvents.Chinese Style GFO Packing Prime Features> Easy to install> Won't damage ... 0~14 Density 1.5~1.6g/cm3More information for Chinese Style GFO Packing,please contact with Sunwell ...