110-450mm HDPE 3 Layers Water Pipe Production Line Extrusion Machine Extruder Zhuzhou Up Cemented Carbide Co., Ltd. Base Info Description Pre：Soft and Hard Plastic Coextrusion Profile Production Extrusion Line/Co-Extrusion Profile ... Next：PVC Free/Skining (Wood-Plastic) Foaming Board and Construction Template Extrusion ...
