... .Dongfeng Pure Graphite PTFE PackingProducts featureTough and durableSelf-lubricant, heat and chemical resistant Technical data sheet Materialgraphite ... fieldsFor used in pumps, valves, reciprocating and rotating shafts, mixers and agitatorsCan be safely used in all chemical ... against water, steam, petroleum derivatives, vegetable oil and solventsISO certificateTo get further information, pls visit our ...