PPR pipe is also called three-type polypropylene pipe and random copolymer polypropylene pipe or PPR pipe. It has the advantages of energy saving and material saving, environmental protection, light weight, high strength, corrosion resistance, smooth inner wall, simple construction and maintenance, and long service life. It is widely used in construction, municipal, industrial and agricultural fields such as building water supply and drainage, urban and rural water supply and drainage, urban gas, electric power and optical cable sheath, industrial fluid transportation, agricultural irrigation, etc. PP-R pipe is made of random copolymer polypropylene through extrusion to become pipes, and injection moulding to become pipe fittings.
