SJ20 mini extruder is used to to work with Zip film blowing machine, connected with die head to make a color line on the lip of zipper bag, which makes the bag more beautiful, and clearly to confirm the zipper’s top and bottom side.
Model | SJ-20 |
Material | LDPE+color master batch |
Screw diameter | 20mm |
Screw ratio (L/D) | 20:1 |
Heater Power | 1kw |
Power | 1.5kw |