250~315mm SGK Series PVC pipe belling machine 1.Semi-Automatic 2.different kinds of pipe port,like "R""U" 3.CE certification 250~315mm ... action is steady and correct.It does not damage pipe materials. 3.The machine adopts double-infrared heatingcore. The shaping method adopts ... :250-315mm4, belling thickness: 5-10mm5, air compressor pressure:1.0 MPa6, heating power:15kw