is a duct making line with the highest automation and highest efficiency in rectangular air duct production line machines.

BLKMA Our company will provide customers the most suitable machines according to customers needs. Besides, we can also customize machines on the basis of your special requirement.BLKMA company specializing in the production of CNC auto duct line machine, Specifically for HVAC pipeline processing practitioners to provide professional processing equipment and perfect after-sales service. For many years, the CNC auto duct line machine is the most efficient products in the duct/pipe processing industry, we provide high-quality products to clients around the world with strong technical strength and years of production experience.

U shape auto duct production line 5: With fast processing speed, this machine needs smaller floor area than linear auto duct production line 5. Functions are same as linear auto duct line 5.

Auto duct production line 3: The line 3 machine can finish sheet leveling, grooving/beading, angle shearing, cutting and folding with CNC automatic system. Faster and more convenient.

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