Detailed Product Description The TF-105/75/50/35/1000 Four Layers Sheet Co-Extrusion Machine is a new style product ... extrude unit is flat and even. (4)Sheet structure is four layers, it is A/B/C/B. A is 7 ... exchange: Hydraulic fast speed net exchange 3 sets 9, Distributors: Four layers precise distributor. 10,Die: 850 mm Fine adjustable die ...