Spiral Tube Fitting Machine
Duct Fitting Machine Specifications

The round duct fitting machine mainly consists of plasma cutter, round bending machine, spot welder or seam welder, elbow locking machine, etc.
It is produced according to clients' requirement to make the suitable duct fitting machines choice.
Spiral Tube Elbow Maker (Gorelocker)
The spiral tube elbow making machine is easy to operate. Our gorelocker can process tubes with different diameter. It totally replaced the traditional handwork method. It suits such industries as ventilation, refrigeration, and environment protection projects. We supply two styles of elbow notching machines, electric and hydraulic, both with two working locations, one is used to process single and double profile, and the other is used to connect and press.
Spiral Tube Elbow Maker

Spiral Tube Elbow Maker Technical Specifications
| Model | Max Thickness (mm) | Effective Width (mm) | Motor (kw) | Weight (kg) | Size (L.W.H)(mm) |
| DCP-600 | 1.2 | Ø100~600 | 1.5 | 620 | 1650x800x1100 |
| DCP-1000A | 1.2 | Ø100~1000 | 1.5 | 762 | 1940x880x1030 |
| DCP-1250A | 1.2 | Ø100~1250 | 1.5 | 930 | 2230x1050x1030 |
Grooving Machine
Grooving Machine Brief Introduction
The power grooving machine (Universal Swaging & Beading Machine) can perform a multitude of rotary operations in sheet metal. When fitted with the appropriate rollers, operations including swaging, jennying, crimping and wiring can be achieved. The universal swaging machine is widely used in HVAC duct system industry, mainly for flanging and beading with special rollers.

Grooving Machine Main Parameters
| Model | Capacity(mm) | Motor(kw) | Weight (kg) | Dimension Size(L.W.H) |
| LX-18 | 1.8 | 2.2 | 220 | 800*400*1000 |
Application of Grooving Machine
| Rollers | ![]() |
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| Usage | Flanging and Seaming | Straightening | Rolling | Shearing | Corrugating | Beading | |
Note:
Each Rotary machine equip with one pair of beading rollers, clients can make the choice about other forming rollers.
Power Bending Rollers Machine
Power Bending Rollers Machine Introduction
The power bending rollers machine is popular in metal processing industry. The up and down parts of the three roller bending machine utilizes a machine construction. The upper roller can be moved up and down by the motor to discharge the working piece. In accordance with customer's requirement, the machine can be supplied with specific rollers to work angle and steel pipe.

Power Bending Rollers Machine Technical Data
| Item | W11G 2x1000 | W11G 1.5x1300 | W11G 1.5x1530 |
| Max. Thickness (mm) | 2 | 1.5 | 1.5 |
| Max Width (mm) | 1000 | 1300 | 1530 |
| Sheet Yield Strength (MPA) | 245 | 245 | 245 |
| Min. Bending Diameter (mm) | 160 | 160 | 160 |
| Top Roller Diameter (mm) | 85 | 85 | 85 |
| Bottom Roller Diameter (mm) | 115 | 115 | 115 |
| Driving Motor Power (kw) | 1.5 | 1.5 | 1.5 |
| Weight (kg) | 420 | 460 | 500 |
| Dimension (mm) | 2000x600x800 | 2300x600x800 | 2700x600x900 |
Seam Welder
The Seam Welder has pneumatic clamping, three-phase motor-adjustable. Action procedures were completed, switches Ecumenical cylinder, with two motor rotation, the output current, complete with three movements. It has advanced functions, performance is stable and reliable, steady speed, simple and easy to operate and has current large and small block adjustable (coarse), pulse availability, and other functions to meet the different needs of clients. It is widely used in the fuel tank, exhaust pipes, equipment, and shell structure such as sheet welding.

Seam Welder Technical Performance
Cross sea, longitudinal seam and horizontal and vertical seam.
The speed of welding is quick and the efficiency of welding is high.
The welding speed can be continuously regulated.
According to the clients' demand, set the function of continuous weld and pulse weld.
It is suitable for the site for welding airproof vessel.
Seam Welder Technical Specifications
| Type | FN-55 | FN-75 | FN-100 |
| Rated Input Capacity | 55KVA | 75KVA | 100KVA |
| Rated Input Voltage | 1-380V/50HZ | 1-380V/50HZ | 3-380V/50HZ |
| Rated Load Cycle | 50% | 50% | 50% |
| Max. Input Capacity | 88KVA | 110KVA | 170KVA |
| Max. Short Circuit Current | 11000A | 16000A | 26000A |
| Max. Pressure of Electrode | 600KGF | 1000KGF | 1000KGF |
| Flow Rate of Cooling Water | 6L/min | 8L/min | 8L/min |
| Arm Length | 600mm | 600mm | 600mm |
| Working Travel of Electrode | 80mm | 80mm | 80mm |
| Speed of Welding | 0.5-3m | 0.5-3m | 0.5-3m |
| Machine Weight | 280kg | 350kg | 400kg |
| Max Welding Material Thickness | 1.5+1.5mm | 2+2mm | 3+3mm |
DN Series Pneumatic Spot Welding Machine
Transformer using quality silicon sheet steel, mandatory water circulation system makes its output high, loss low, high-grade heat insulation. High quality pneumatic cylinders and pneumatic components ensure quick response system is stable and its operation reliable. SCM can be equipped with new controller creation, storage 10 sets of welding parameters to facilitate the transfer; double heat can be installed to suit different occasions, high-quality welding, since there is diagnosed, it can be achieved over-temperature, water scarcity, and show internal faults.

DN Series Pneumatic Spot Welding Machine Parameters Specifications
| Model/Parameters | Rated Capacity (KVA) | Power Voltage | Power Current (A) | NO-load Voltage (V) | Temporary Loading | Electrode Projected Distance | Welding Thickness (mm) |
| DN-75 | 75 | Single Phase 380V 50HZ | 197 | 6.3 | 20% | 560 | 1+1-5+5 |
| DN-100 | 100 | 263 | 7.6 | 560 | 1.5+1.5-6+6 | ||
| DN-150 | 150 | 395 | 8.4 | 560 | 1.5+1.5-7+7 |
Round Duct Flange Machine
Round Duct Flange Machine Introduction
The round duct flange machine is for bending angle steel and flat steel. It is similar to the profile bar bender machine selling in the European market, herein especially for HVAC round ducts connectors.

| Round Duct Flange Machine Technical Specifications | ||||
| TYPE | JY-50 | JY-80 | ||
Angle steel bending outside |
Max angle steel section 50x50x5 mm | Min bending diameter ¢600 | Max angle steel section 80x80X8mm | Min bending diameter 1200 |
| Min angle steel section 20x20x3 mm | Min bending diameter ¢250 | Min angle steel section 50x50X5mm | Min bending diameter ¢700 | |
Flat steel upright bend |
Max flat steel section 50x5mm | Min bending diameter ¢600 | Max flat steel section 80x8mm | Min bending diameter ¢1200 |
| Min angle steel section 20x4 mm | Min bending diameter ¢200 | Min angle steel section 60x6 mm | Min bending diameter ¢600 | |
Flat steel level bend |
Max flat steel section 100x8mm | Min bending diameter ¢300 | Max flat steel section 150x12mm | Min bending diameter ¢400 |
| Rolling speed | 2m/min | 1m/min | ||
| Power | 4kw | 5.5kw | ||
| Size | 870x615x890(mm) | 1300X1050X1000(mm) | ||

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Angle steel bending outside
Flat steel upright bend
Flat steel level bend