... Seal material: PTFE 4.Flow tate: 0.001-100U Technical data of cartridge filter housings as the bellowing:Housing body material:ss304 ... ,ss316,ss316LSuitable filter cartridges: 1piece ,2piece,3piece,5piece,7piece,9piece,11piece,13piece,15piece ... Seal material: PTFE Operating press(Bar) :10 Flow rate:0.001-100U Connection type: DN. BSP cartridge filter housing