1. Special single screw extruder for polyolefin,having high extruding velocity and effective plasticization.
2. Separation mixing screw specialized for polyolefin.
3. Specially designed three co-extruding die,reasonable channel,smooth outside and inside wall,and little internal stress.
4. Producing pipe limit ф20-ф160mm,manufacture velocity up to 16m/min.
5. May be used to produce HDPE silicon core tube,ordinary PP-R,PEand PEX pipes.
6. Low cost:The cost of nanometer & anti-virus pipe is merely increase 5-10% on the ordinary pipe basis.