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1.   Usage:SPV series use jpolycinyl chloride as main raw materials,it is helpful for extruder insulation and jacket of cable.

2.   Features:It adops seperated design of BM,manufacturers screws,and sleeves with 38C4MnALA. After nitriding process,it has high efficiency,best quaity and easy to maintence.

3.   Main Frame: send-line frame,extruder,cooling flume and power fixing.