Purchase Qty. Reference FOB Price
1,000-9,999 Meters US$0.20
10,000+ Meters US$0.15
Product Description
Product Description The double-layer axially hollow-walled pipe is made by extrusion with unplasticized polyvinyl chloride (PVC-U) resin as the main raw material and with the addition of necessary processing aids. It is mainly used as buried drainage pipes. During the production of the double-layer ...