Engel Transverse Duct Flange (TDF) T25B Rollformers

With Engel Transverse Duct Flange (TDF) Rollformers, you can roll form your own seal-able flanges on transverse duct joints during the fabrication process for both fittings and straight duct applications.

Engel TDF T25b Rollformers feature patented TDF Rolls that produce flange on the machine’s left-hand auxiliary and have unique snap-in corners. Optional rolls are also available for the clip. These are the only transverse duct flange machines on the market certified to comply with SMACNA Duct Construction Standard (DCS) T-25b based on actual laboratory tests across the full range of water gauges.

Available Models:

  • Engel TDF T25b 18ga Rollformer: 18-26 gauge mild steel | 16 station | 75 ft/min — R In Stock
  • Engel TDF T25b 16ga Rollformer: 16-24 gauge mild steel | 16 station | 50-60 ft/min
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Engel TDF T25b 18ga

Engel TDF T25b 16ga

Capacity

18-26 gauge mild steel

22 gauge for optional clip rolls

16-24 gauge mild steel

22 gauge for optional clip rolls

No. of Forming Stations

16

16

Shaft Diameter

1-11/16"

1-11/16"

Vertical Center Distance

3.5"

4"

Horizontal Center Distance

6"

6"

Speed

75 ft/min

50-60 ft/min

Motor

7.5 H.P

230 V / 3ph /60 Hz (22 Amps) 3 Phase Standard

460 V / 3ph /60 Hz (11 Amps) 3 Phase Standard

— Single Phase not available

7.5 H.P or 10 H.P - VFD optional

230 V / 3ph /60 Hz (22 Amps) 3 Phase Standard

208 V / 3ph /60 Hz (24 Amps) 3 Phase Optional

460 V / 3ph /60 Hz (11 Amps) 3 Phase Optional

— Single Phase not available

Dimensions

141” L x 32” W x 45” H

141” L x 32” W x 45” H

Optional Outboard Tooling

1-1/2” Standing Seam Rolls

1-1/4” Standing Seam Rolls

1-1/8” Standing Seam Rolls

18ga Large Pittsburgh Rolls 1/2” pocket

1-1/2” Standing Seam Rolls

20ga TDF Clip Rolls

1-1/2” Standing Seam Rolls

1-1/4” Standing Seam Rolls

1-1/8” Standing Seam Rolls

18ga 3-in-1 Rolls

16ga Pittsburgh Rolls

20ga TDF Clip Rolls

Combination 3-in-1 Rolls

Optional Inboard Tooling

20ga Standing S Cleat 1/18”

20ga Standing S Bar Slip

20ga TDF Clip Rolls

Optional Equipment

One set of Inboard Tooling available

Engel Transverse Duct Flange (TDF) Roll Formers



 
Engel | Transverse Duct Flange (TDF) vs. Slip-On Flange
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