1.Name:hdpe pipe for water 2.SDR: SDR11,SDR13.6,SDR17, ... , 0.8Mpa, 1.0Mpa, 1.25Mpa 1.Name:hdpe pipe for water2.SDR: SDR11,SDR13.6,SDR17,SDR21,SDR26,SDR333. ... heating extrusion→ vacuum sizing cooling →secondary water cooling,print →traction→cutting →products inspection →packing→storage. Product DescriptionMaterial: PE80/ PE100 ( ... conditions.7.Recyclable, benefit to the environment hdpe pipe for water