Hand-folding fire damper frame production line - China professional duct machine manufacturer of Suntay

suntayhvac
Published on Nov 8, 2022
Hand-folding fire damper frame production line is an improved model based on the riveting valve production line. There are two modes to choose from, plug-in type and welding type. plug-in type can omit the riveting process, greatly reduce the labor input, efficiency is significantly improved. It is the latest type of equipment for the mass production of valves.

https://www.suntayhvac.com/product/rectangular-duct-machine/flange-forming-machine/duplex-tdf-flange-forming-machine/