1.raw material:LDPE,LLDPE,EVA 2.air ring:double-outlet 3.thickness:0.08-0.12mm 4.coiling form:two position ... neckling die1,4001,6001,8002,0002,2002,400Outer dia. of air ring3,6003,600Double tuyeresDouble tuyeresDouble tuyeresDouble tuyeresHaul-off height19,00021 ...