1- used at dynamic sealing and static sealing location for particle crystal medium 2- can be used for sealing food. Temperature:-450°F / -268°Cto 500°F / 260°CpH Range:0 to 14Speed:2000 fpm /10 m/sPressure:Pump: 300 psi / 20 barValve: 4000 psi / 275 barMaterial: FDA compliant PTFE filament, lubricating oilConstruction: lattice braidApplication Media: food,chemicals, solvents, corrosives, gases, ...