PTFE is available in many different Grades as Virgin PTFE, Chemically Modified PTFE, Carbon Filled PTFE, Glass Filed PTFE, Carbon / Coke Filled PTFE, Graphite Filled PTFE, Bronze Filled PTFE, Bronze + Molybdenum Disulphide Filled PTFE, Aluminum Oxide Filled PTFE, Calcium Fluoride...

Practically any material that can withstand the sintering temperature of PTFE can be used as filler in PTFE. Characteristics such as particle shape and size, and the chemical composition of the filler greatly affect the properties of the compound. All fillers used in PTFE compounds have been carefully selected and were in several cases...