TRH - Tochu Rotary Hanger

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Suitable for the efficient blasting of large workpiece areas and when a high production output is required.
The exclusively metallic abrasive media is thrown by the centrifugal force of the rotating blast wheel in a controlled manner onto the workpieces to achieve the desired cleaning results.

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Typical Workpieces

TRH Parts
Copyright © John Smith, All Rights Reserved.
  • Tochu Rotary Hanger 1
  • Tochu Rotary Hanger 2
  • Tochu Rotary Hanger 3
  • Tochu Rotary Hanger 4
  • Tochu Rotary Hanger 5
  • Tochu Rotary Hanger 6


Steel Shot

Steel Shot

Steel Grit

Steel Grit

Cut Wire

Cut Wire

Stainless Steel Shot

Stainless Steel Shot

(Note: Other metallic abrasives can also be used)

Copyright © John Smith, All Rights Reserved.

This 2-Hanger Rotary Type Shot Blasting Machine Type TRH (formerly known as IRH) is the preferred choice for customers that need to blast cast iron and aluminum castings. The workpieces can be conveniently loaded and unloaded by placing them on the hanger in the front section of the machine, while at the same time the other batch of workpieces are cleaned in the blasting area. Due to the fact that they are placed on hangers, damage to delicate workpieces will be prevented making this kind of machine the most suitable solution for the treatment of automobile and die-casting components.

  • Fully automated cleaning of workpieces
  • 100% blasting coverage of workpieces due to the spinning action of hanger
  • Machine tight sealed to ensure no abrasive leakage
  • Convenient loading and unloading of workpieces
  • High operator safety
  • Low noise level
  • Optional explosion proof dust collector

TRH Treatment Graphic
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TRH Photo


TRH Rotary Hanger Video Link

Model Type



Max. diameter of workpiece hanger

650 mm

500 mm

Height of workpiece hanger

1100 mm

600 mm

Max. loading weight per hanger

80 kg

50 kg

Max. single workpiece weight

15 kg

10 kg

Average cycle time (e.g. die-casting workpiece)

60 sec

60 sec

Number of blast wheels & capacity

2 x 20 Hp (15 Kw)

2 x 7.5 Hp (5.5 Kw)

Air consumption

25 cfm at 6 bar

18 cfm at 6 bar

Total power requirements

56.5 Hp (42.4 Kw)

23 Hp (17.05 Kw)

Machine dimensions




1900 mm

2700 mm

4600 mm

1500 mm

2400 mm

3800 mm

TRH Drawing
Copyright © John Smith, All Rights Reserved.