TY-131 is specializing in making various kinds of simgle color soles for sports and leisure shoes, as well as DIP man and lady ldippers, etc. This unit is suitable for all kinds of thermoplastic raw materials, such as TPR and air blowing PVC. The main cylinder for operating molds is designed to match with the pressure switch and it can help open and lock molds faster. It can avoid causing rough selvedge in every forming and guarantee quality. This machine employs proportional pressure control. The injection pressure on each station is individually controlled and it is suitable for making products of different capacity. Automatically controlled by computer with stability, easy operation and good affinity. The close mold with two steps control makes no damage to the mold, materials are injected by two steps and it can guarantee the same quality for products. Oil hydraulic motor is used for screw rolling, non-stage control and noiseless is used for infeed speed, and computer calculating stuff is used for infeed stuff.