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TruTool F 140 fan housing
TruTool F 140 fan housing
Seam locker

TruTool F 140 for a fan housing

For closing fan housings

You can easily process small radii wit the TruTool F 140 for fan housings. With this machine, you can achieve consistently high quality, even in stainless steel, from radii of just 4 inches. The sheet thickness range is between 0.25 inches and 0.05 inches for mild steel. You can choose from two different models for closing short or long flanges.

Perfect for ventilation ducts

For processing fan housings with inner radii from 100 mm and outer radii from 300 mm.

For processing short flanges

For flange heights of 8 mm – 10 mm, choose the model with short driver roller.

For processing long flanges

For flange heights of 10 mm – 14 mm, choose the model with long driver roller.

Seam lockers: Video on the area of application
Maßzeichnung, TruTool F 140 für Ventilatorengehäuse
TruTool F 140 for a fan housing, dimensional drawing

For closing Pittsburgh seams

For closing Pittsburgh seams

On straight or curved ducts with flange heights of 8 mm – 14 mm and sheet thicknesses of 0.75 mm for mild steel and 0.6 mm for stainless steel.

The following consumables and the corresponding accessories are included in the scope of delivery.


1 unit 1763682

Find the right consumables and accessories for your machine here.

TruTool F 140, complete roller
Complete roller

1 unit 1237019
TruTool F 140, shaped element
Shaped element

1 unit 1237102
TruTool F 140, driving roller
Driving roller

1 unit 3523

1 unit 1763682
TruTool F 140 for a fan housing, short flange
TruTool F 140 for a fan housing, long flange
Maximum sheet thicknesses    
Maximum sheet thickness, steel up to 400 N/mm² (max.) 0.75 mm 1.4 mm
Maximum sheet thickness, steel up to 600 N/mm² (max.) 0.6 mm 0.6 mm
Flange height (B)    
Flange height (B) with sheet thickness 0.6 - 1.0 8 - 10 mm 10 - 14 mm
Flange height (B) with sheet thickness > 1.0 - 1.4 - 10 - 14 mm
Smallest inside radius (preformed) 300 mm 300 mm
Smallest outside radius 100 mm 100 mm
Lock seam elevation (H) 11 - 16 mm 11 - 16 mm
Working Speed 6 m/min - 10 m/min 6 m/min - 10 m/min
Nominal power consumption 550 W 550 W
Air gap (c) 5.5 mm 5.5 mm
Weight without cable 4.2 kg 4.2 kg
Technical data sheet

The technical data of all product versions as a download.

This product range and information may vary depending on the country. Subject to changes to technology, equipment, price, and range of accessories. Please get in touch with your local contact person to find out whether the product is available in your country.

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