hat
Sa a tiyo poliyiretàn fè pou fè machin adopte vis espesyal ki fèt ak barik, ak segondè efikas, asire vitès ki estab ak segondè liy; Se kouch Polyurethane a se dirèkteman sou fòm piki nan chanm ki genyen ant tiyo Inner ak pwoteksyon ekstèn HDPE, pa kimen machin lè l sèvi avèk likid nan plastik kim an poliyiretàn, li rele " tiyo nan tiyo kimen teknoloji " .
eng
This Polyurethane Foaming Pipe Making Machine adopts special designed screw and barrel, with high efficient, ensuring the stable and high line speed; The rigid Polyurethane layer is directly injected into the chamber between Inner pipe and outer protection HDPE layer, by foaming machine using the liquid of polyurethane foam plastic, it called “pipe in pipe foaming technology”.