Press heating coil is provided at the upper end of the rack housing, the housing features a screw shaft, helical axis of the inner bore equipped with a heating rod screw press parts, with heated inner wall of the outer case of the screw shaft the left circle, the heating coil has a bar row 100 press fittings, press row on the right side has pressed parts distribution, has left the screw shaft gearbox, upper right side of the gearbox has a hopper, left side of a main shaft, the main drive. for extruding a hose-like or tubular preform extrusion head, with the extruder plasticized plastic is extruded monolayer or multilayer walls of the tubular preform The extrusion head (10), is based on the so-called dual extrusion head extrusion system work. Press parts distribution _ _ Wushan press accessories can be reached by Henan Henan Machinery Manufacturing Co., Ltd. can be reached. Henan capable of Machinery Manufacturing Co. (www.zhayoujia.com) strong, credible, in Zhengzhou, Henan edible oil processing machinery industry has accumulated a large number of loyal customers. The company better work attitude and constantly improve the innovation capacity of Henan concept will lead into the brilliant and you work for a better future!