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Cold-fed rubber extruders equipped with different heads can be used for the production of automotive rubber hoses, as well as special-shaped seals for cars and trains, rubber seals for home appliances, rubber seals for extruding, rubber fire hose belts, tires, latex rubber bands, etc. Extruder selected high precision helical gear reducer, gear grinding hard tooth surface to make the running noise is lower, longer service life. According to the actual need to choose the cooling cycle, to ensure the safety of low speed operation. The heating and cooling sections of each zone are independently controlled, and the temperature control is more accurate. According to the process requirements, the control parameters of the products that are not required are independently set and stored in the control program, which can be directly retrieved from the screen when used, which is convenient to save time and reduce mistakes.