1.belling machine 2.belling range:50-250mm 3.belling type:R-type Z-type 4.PVC pipes 5.cooling mode:Water-cooled SGK250B Semi-automatic Belling Machine is earmarked for PVC pipes with bellingsmooth type (Z-type) and rubber ring type (R-type). Pipes are supposed by the simple strut supporting and moved by workers. Molding mode is the same as fully automatic belling machine. The cost is lower than Automatic Belling Machine. It is easy to transportation.The belling part of pipes which accord to the standards of upvc10002.1--1996 is smooth and does not have obvious step, achieves the national standard. Main technical parameters: Model SGK250B Belling Scope Φ50mm-Φ250mm Belling type R-type Z-type Total Power 18KW Use Voltage AC 380V; 50Hz ( Or according to customer request ) Central Height According to customer request Cooling mode Water-cooled Molding mode R-type Add atmospheric pressure on the outside of pipe, while mould in the side of pipe is opend. Z-type Pushing the mould directly into pipe