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Round duct processing machine includes electric rolling machine, round duct lock forming machine, round duct lock seaming machine and round duct grooving machine.

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    Flexible Joint Machine

    Duct Flexible Canvas Connector Machine

    Duct Flexible Canvas Connector Machine is a pre-assembled air-tight and mechanically resistant flexible Joint; it consists of a strip of fiber cloth attached on both sides of strips (Galvanized Steel), using a strong mechanical joint and providing air-tightness. The Fabric is an airtight and flexible cloth, with good quality and one which will withstand the temperatures inside and outside the duct.

     

     

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    Folding & Bending Machines

    Electric Angle Steel Rolling Bending Machine

    Electric Angle Steel Rolling Bending Machine can be changed according to different needs. You can roll angle iron, flat iron, square steel pipe, steel, etc. Three roll gaps can be adjusted at work, saving material. Angle iron round rolling machine is the carbon steel, stainless steel, nonferrous metal profile (steel, strip steel, channel steel, pipe, etc.) rolled into a diameter 320- 6000mm circular ring, and the flange of a high quality, high benefit rolls round device. The structure has the advantages of small size, low energy consumption, high efficiency, and no noise.

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    Folding & Bending Machines

    Electric Rolling Bending Machine

    The Electric Rolling bending machine is designed and produced to work efficiently and smoothly. It’s an asymmetric 3-roll type. It is easy to operate and maintain. The upper roll is driven hand. And the lower roll is moved vertically while the side roll is moved upper and down at an angle. It is capable of round rolling and pre-bending. Conical bending device as an accessory.

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    Round Duct Making Machine

    Hydraulic Seam Closing Machine

    Hydraulic seam closing machine can be used with duct forming line, TDF roll forming machine, and Pittsburgh lock machine. The ideal duct connection includes a united joint, and the right-angle side works out seams of high quality without the help of another auxiliary connecting tool. The process does nothing to hurt the surface of the workpiece with low noise. The finished seam is close, even, and effective. Plates in different thicknesses are workable and can be finished quickly and safely.

     

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    Oval Duct Machine

    Oval Duct Machine

    Oval duct machine OH-1500 is use used for ovalized duct manufacturing. After the spiral duct, the ovalized duct machine expands it into a standard size, with good shape, high efficiency, and easy operation. It is indispensable for duct manufacturing. And supplement for ovalized duct making. It’s used before the working product of the round duct turns into the oval duct. The principle is to press a part of the spiral round pipe into an oval shape before using the spiral pipe ovalized.

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    Folding & Bending Machines

    Plate Roll Bending Machine

    The machine adopts a 3 roller symmetrical structure with the upper roller moving vertically in the center between the two lower rollers, which is achieved through the drive of the screw, the roll, and the lead screw. The two lower rollers rotate and provide the plate materials with the gear of the lower rollers.

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    Grooving & Beading Machines

    Rotary Beading Machine

    Rotary Beading Machine makes swaged plates, connections, and so on of circular pipes, which refer to crushing the thin plates into the ribs in certain shapes. The rigidity of the plates, pipes, or metal components is strengthened.

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    Round Duct Making Machine

    Round Duct Electric Elbow Machine

    Electric Elbow Making Machine is easy to operate, and it can process tubes with different diameters. It suits such industries as ventilation, refrigeration, and environmental protection project. Two styles of elbow notching machines: electric and hydraulic, with two working locations both; one is used to process single and double profiles, and the other is used to connect and press.

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    Round Duct Making Machine

    Round Duct Hydraulic Elbow Machine

    Hydraulic Elbow Making Machine is for producing round elbows in duct systems. With hydraulic power to ensure higher capacity and better speed for spiral round duct, it is almost 8 times faster than the electrical type.
    Worktables: table height could be adjustable for changing the male and female openings.
    Roller with hydraulic motor drive, adjustable speed, roller forward and backward by cylinder drive control.

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    Lock Forming Machine

    Round Duct Lock forming machine

    Round duct lock forming is kind of option to closing the round duct sheet , after roll bending machine process to bending the sheet , this machine could make two different shapes in both edge side of sheet , then could close the sheet by manual or seam closing machine.

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    Round Duct Making Machine

    Round Duct Lock Seam Machine

    Round Duct Seam Closer is especially used to strengthen the button lock and particularly suitable for producing great amount of round ducts, it can combine with 3-roller forming machine or 4-roller forming machine to produce the duct which is of standard appearance and reliable quality. It is easy to install with high efficiency.

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    Round Duct Making Machine

    Round Duct Seam Closer

    Round Duct Seam Closer is especially used to strengthen the button lock and is particularly suitable for producing a great number of round ducts; it can combine with a 3-roller forming machine or 4-roller forming machine to produce the duct which is of standard appearance and reliable quality. It is easy to install with high efficiency.

     

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