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duct seam locker machine

GZHCH Duct Seam Locker Machine is just simply used for rectangular HVAC air duct Pittsburgh Lock Seaming but it not only makes nice and smooth of pittsburgh commissure, but also greatly reduce the noise of the traditional hammer seaming, and greatly reduce the burden of manpower.

  • Product Description
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Advantages of GZHCH Product :

★ Profound experience in HVAC Ducting Machinery (Since 1986).

★ Profound experience in Automatic Spiral Duct Forming (Since 2004).

★ Profound experience in Automatic Duct Production Line (Since 2006).

★ Have the largest inventory for HVAC Duct Making machines in the industry.

★ The real manufacturer with the most complete varieties of HVAC Ducting Machinery in China.


For Pittsburgh Seam closing (duct), no noise sound compare to traditional hammer closing.

★ PLC + HMI control

★ Hydraulic type

★ Duct range within 1500 mm length. 

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Duct Seam Locker Machine Running On Jobsite

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★Data Sheet Of Duct Seam Locker Machine

ModelDuct SizeThicknessLengthWeightDimension(mm)

★★★GZHCH company can give you both CNC duct production line machine which can manufacture air duct automatically. We will suggest a whole machines series in accordance with different customers needs★★★

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