Both round duct and rectangular duct need flanges to hold duct gores together. SBKJ supplies the machinery needed to manufacture quality flanges.
We can supply both conventional and automated round duct flange machines.
As for making rectangular ducts, the machine for making transverse duct flanges with or without duct attached are equally well received by our customers. Our duplex TDF rollformer and form TDF and both ends simultaneously.
Recently, our company found that some criminals used fake websites, email addresses, social accounts and other channels to impersonate our company and conduct fraudulent activities. In order to prevent our customers from fraud and deception, please check the specific statement of our company.