2-in-1 TDC Flange Forming Machine – Two Independent Specs, One Frame, Hydraulic Die Cutting
30
+
Years of Experiences
clients worldwide
certification
lidingVideo
lidingTechnical Specifications
| Parameter | Standard Specification | Custom Options |
| Machine Type | 2-in-1 TDC Flange Former (two independent specs) | Single spec or dual spec available |
| Forming Stations | 20 stations per spec | Adjustable based on profile complexity |
| Cutting Method | Hydraulic die cutting (fixed profile design) | Mechanical circular saw cutting available |
| Profile Design | Fixed, proven TDC geometry | Custom design available per customer drawing or sample |
| Sealing mastic Injector | Yes | as request |
| Material Thickness | 0.7/0.9 mm GI (as designed) | Adjustable per customer requirement |
| Drive System | Chain drive | Gearbox drive optional |
| Voltage | 380V 50Hz 3 Phases | As requested |
| Control System | Panasonic PLC | Siemens PLC optional |
| Net Weight | 3500 kgs | Customized as per design |
| Overall Dimension (L*W*H) | 6000-1200-1600mm | Customized as per production demand |
| Production speed | 6-8m/min | 8-14m/min(servo tracking) |
lidingWhy do professionals choose LIDING flange machines?
Dual-specification independent operation – double the production capacity in a single machine
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A single frame integrates two independent production lines, each equipped with 20 sets of rollers, independent drives and hydraulic die-cutting systems. The two specifications operate without interfering with one another; they can run simultaneously or be used independently. The machine occupies a footprint comparable to that of a single unit, whilst doubling production capacity. With over 20 years’ experience in cold forming, Liding’s equipment has served customers in more than 50 countries worldwide; it is CE-certified and offers reliable quality.
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Hydraulic Die Cutting – Quiet Operation, Smooth Cuts
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Hydraulic die cutting is employed in place of mechanical sawing. The dies are precision-machined, ensuring each cutting action is crisp and clean, with smooth, burr-free cuts that require no secondary finishing. Compared to sawing, hydraulic die cutting operates with extremely low noise levels, creating a quieter workshop environment and significantly enhancing operator comfort. Should you require different profile designs or mechanical sawing solutions, please contact us to discuss customisation options.
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20-station roller forming, with a mature and reliable profile design
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Each specification is equipped with 20 sets of precision rollers, arranged according to the proven TDC profile geometry. Roller materials can be selected from GCr15 or Cr12MOV; these are precision-machined and heat-treated to ensure dimensional and geometric accuracy in profile forming. The number of roller sets is optimally designed to distribute forming force evenly, ensuring smooth equipment operation and excellent product consistency.
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12-month warranty + pre-shipment testing
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Prior to dispatch, each machine undergoes full-load operational testing, profile inspection and cutting accuracy verification. Comprehensive technical documentation (installation drawings, circuit diagrams, operating manuals and video tutorials) is provided, enabling customers to install the equipment themselves. Should on-site support be required, engineer services can be arranged for a fee. A 12-month warranty is provided, with spare parts dispatched free of charge via express delivery during the warranty period, alongside lifetime online technical support.
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Standard Production Process
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Manual Coil decoiler → 20 stations continuous roll forming → Hydraulic precision cutting → Finished TDC20/30 flange discharging.
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lindingApplicable Industries & Application Scenarios
This machine is specially designed for GDF and PDF flange forming of HVAC ducts and widely used in:
Building HVAC Engineering
● Commercial offices, hotels, hospitals and residential central air conditioning duct flange production.
Industrial Ventilation & Dust Removal
● Factory workshops, warehouses and processing plants ventilation and dust extraction duct flanges.
Fire Protection & Smoke Exhaust
● Firefighting and smoke exhaust system duct flange manufacturing for commercial and industrial buildings.
Small Batch & On-site Fabrication
● Small duct shops custom production, construction site prefabrication and emergency repair projects.
