SJ20X3-MF260D is a small three layers plastic blowing line for laboratorial or medium production.

1. Extruder

     Screw diameter:                                          20mm (applicable to PE/EVA/TPU/TPE granule)

    Screw ratio (L/D):                                                  28:1

    Rotation rate of screw:                                  50~90 r/min

    Output:                                                                6~9kg/h

    Max folding width of film:                                 240mm

    Main motor power:                          2.2KW´3 with frequency conversion

    Electric heating system:                                   1.0kw´3

    Die (three layers):                       diameter 50mm, electric heating 6~8 kw

    Air cooling power:                                             0.25kw

 2. Film blowing machine

     Height of the center of upper traction:                1700mm

    Motor for upper traction:                      120W stepless speed motor

    Upper traction roller:                         diameter ~ 80mm; width ~ 260 mm

    Low traction roller:                            diameter~100mm; width~260mm

    Motor for low traction:                       120W stepless speed motorfilmm

    Maxim liner speed of low traction motor:         15m/min.

 3. Overall dimensions                                  2300´2000´1800mm