Aboutthisproduct:PTFEbraidedpackingwitharamidcornersisabraidedpackingmadeofPTFEyarnsfiberandthereinforcedcorneryarnsofAramidfiber.ThisstructureenhancesthelubricationofAramidfiberandreinforcesthestrengthofthepurePTFEpacking.Thisspecialcombinationpackingplayaveryimportantroleinthesealingofhighpressurepistonpump.1)Workingtemperature:-200~+280℃2)Max.workingpressure:2Mpa(rotarypump)Max.workingpressure:4Mpa(reciprocatingpump)Max.workingpressure:25Mpa(valve)3)PHvalue:2-124)Linearspeed:20M/S(rotarypump)Linearspeed:2M/S(reciprocatingpump)Linearspeed:2M/S(valve))