Product Description Three-layer co-extruded PP/PE pipe production machine line The 3SPP ultra-quiet pipe production line recently launched by our company; it can be co-extruded by single/twin screw extruder, and the inner layer of polypropylene is suitable for High resistance to hot water, corrosive liquids and mechanical abrasions. Due to the smooth inner surface, it has good anti-fouling ability and can reduce drainage noise sound. The middle layer is made of modified viscoelastic material PP-m, which strengthens the strength of the pipe, plays a key role in the excellent sound absorption performance of the pipe, and also gives the pipe excellent quality. good rigidity. The outer layer is made of high-impact polypropylene material with good weather resistance, this outer protective layer is extremely strong, smooth surface, representative blue grey. Kangrun has independently developed the "short glass fiber reinforced PP-R steady-state pipe and three-layer c…