... with PTFE dispersion . It is a flexible, resilient,homogeneous and compact packing .Used in pumps and valves for various kindsof chemicals (acid, alkali ... , alternativemotion shefts, valves for coolants, medium index acidsand alkalis, petrochemical and foodstuff industries.Pressure: 2Mpa in centrifugal pumps, 10Mpa in piston ...