Compounds for Composite seals

Compound No.	Application fields
HS 17019 Graphite	Good sliding property Low coefficient of friction Good electric conductivity Good thermal conductivity Very good chemical resistance BGVV-approved
HS 17020 Carbon	Low-cost PTFE standard compound High pressure resistance and hardness Good sliding and wear properties Good thermal conductivity Largely resistant to chemicals Electric conductivity Low volume resistance and surface resistance
HS 21037 Special compound	Very high abrasion resistance with non-lubricated and lubricated operation Universal use For high sliding speeds, pressures and temperatures Dimensionally stable compound BAM-approved
HS 22111 Special compound	High pressure stability Good wear resistance in oil-free conditions Suitable for high operating temperatures For dry gases in piston compressors
HS 21054 Bronze/ MOS2	Minimal cold flow High pressure resistance Good thermal conductivity Good sliding and wear properties
HS 4080 PE-UHMW unfilled	Dimensionally stable compound for high pressures Particularly high wear resistance with abrasive media, e.g. paints, lacquers Highly suitable for use in water Suitable for food and pharmaceutical industry applications Good sliding properties Good chemical resistance (with slight limitations compared to PTFE) Temperatures up to max 100 °C Lowest gas permeability BGVV-approved and FDA-conformant