... blowing machine can blow the material of HDPE ,LDPE ,LLDPE and some other plastic film . It is used for blowing various plastic film of HDPE ,LDPE ,LLDPE ... winding clean and convenient .main parameters and technical :Model:SJ-65/FM1200 Screw diameter:65mm Screw speed:10-100r/ ... 220mm Gross power:42kW Weight of machine:3,800kg Overall dimension(LxWxH):6,800x2,700x5,500mm Rotary Die Film Blowing Machine