To complete the processing of the flange duct straight pipe processing capacity can reach more than 1,000 square meters, the flange duct only need to enter the size, production lines can be done automatically open book, school level, beading, joint seams, a total of flange forming, folding side molding. 
 Can choose another 7mm flange side of the double linkage equipment used in the production angle flange production duct.