... resilient,homogeneous and compact packing .Used in pumps and valves for various kindsof chemicals (acid, alkali, oil, steam, ... etc),such as sealing stuffingboxes on rotary, alternativemotion shefts, valves for coolants, medium index acidsand alkalis, petrochemical and foodstuff ... centrifugal pumps, 10Mpa in piston pumps, 20Mpa in valves.Temperature :<280 centigradeLinear speed: 4M/S in centrifugal ...