... The TF-105/75/50/35/1000 Four Layers Sheet Co-Extrusion Machine is a new style product which is elaborately ... : 35:1, 35:1,35:1 4,Power of each motor: 75kw, 35kw, 18kw5,Transmission control: Variable Frequency Control. 6,Three ... rollers transmission control: (Servo motor control+retarding device) 4.4kw×3 sets and Retarding device ...