PTFE FILM FOR below, 1)SEAL ; 2)FIBER; 3)CLOTH AND FITER Adopt the tailor-made design of piston extruder with blenders,pre-pressing machine,extruder,calender,winder,feeder,oven,slitter etc.this line is used to make PTFE sealing tape and film for air filter,special clothes,cables etc. SFFD 400 ptfe SEAL TAPE LINE