December 10, 2018BLKMA Company Spiral duct ovalizer machine transforms smooth and corrugated round spiral duct into Flat-oval duct. Machine control is by PLC, and the lcd UNIT on the operator's panel stores all set p...view
December 12, 2017Performance Features:It's used for rounding angle steel flange and 40Cr steel with overall heat treatment makes the machine more durable. Main Technical Parameters:ModelYield limitMin diameter(mm)Max...view
December 12, 2017Performacne Features:Portable angle steel flange production line is mainly for punching and cutting duct angle steel flange(30-50 angle steel).Cutter and punching die which are both made of Japan SKH5...view
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