Nanjing GS-mach Extrusion Equipment Co.,Ltd
24H Hotline:+86-18851021602 +86-15195907172
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Heating Cooling Mixers Mixer Extruder Machine Parts For Plastic Industry2018-09-13 09:31:35 |
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Vented Plastic Extruder Single Screw And Barrel With Nitrided Treatment2018-09-13 09:31:35 |