Main motor: 1) Y2 type 4 AC motor; 2) Power: 110kw; 3) "TECO" frequency control; 4) motor speed: 1480rpm. 3, the screw 1) Diameter: φ150mm; aspect ratio: 20: 1; 2) is made of 38CrMoALA nitriding treatment, nitrogen HRC65-70, deep 0.6-0.75mm, brittleness is not greater than grade II. Screw surface hard chrome plating. 3) The screw core cooling with water; 4, barrel 1) made of 38CrMoALA nitriding treatment, nitrogen HRC65-70, deep 0.6-0.75mm, brittleness is not greater than grade II; 2) on the cylinder slotted plate copper pipe, cooling water; 3) barrel with protective cover, stainless steel; 5, soft water cooling system: cooling medium is water softener 1) pump motor power: 0.75kw; 2) external water tank for easy cleaning and maintenance; 3) needle valve, Taiwan strong stone-precision automatic control water solenoid valve control; 4) cooling water inlet manifold backwater made of stainless steel, φ60mm; 5) connected to the cylinder and the main water circulation between the use of brass; 6 ) circulating water tank made of stainless steel; 7) heat exchanger model: LS-415 type; 1.7m; 6, heating zones: high-quality cast aluminum heater. 7, hydraulic automatic plate changer: