Its double-mould alternative forming way gives it high work efficiency. This machine, safe and reliable, has the advantages of pre-molding on screw, material-input in a fixed quantity at a specific position, all-hydraulic mould-closure with high and low speed, large mould-lock power, smooth mould moving, electric and pneumatic interlocking, small taken installation space, convenient assembling and disassembling of the moulds.

Shoulder-injection mould: diameter of tube is 12.7mm—60 mm,  with ellipse and round shape, manufacture it according to the customers’ need and also can make screw shape.