... machine, water cooling machine, haul-off machine, oil printing machine,saw blade cutting machine, stacker2. automatic vacuum loader, SJ-65/33 high ... , stackerthe design 1 has lower cost than design 2, compared with design 2, the out appearance is not good as design ... .Two designes all can produce the pipes from 20-110mm with all sizes wall thickness of international stanard. 20-110mm PPR ...