TRH - Tochu Rotary Hanger



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.


Steel Shot


Steel Grit

(Note: Other metallic abrasives can also be used)


Workpiece Samples

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


Max. diameter of workpiece hanger
500 mm
650 mm
Height of workpiece hanger
600 mm
1100 mm
Max. loading weight per hanger
50 kg
80 kg
Max. single workpiece weight
10 kg
15 kg
Average cycle time (e.g. die-casting workpiece)
60 sec  60 sec 
Number of blast wheels & capacity
2 x 7.5 Hp (5.5 Kw)
2 x 20 Hp (15 Kw)
Air consumption
18 cfm at 6 bar  25 cfm at 6 bar 
Total power requirements
23 Hp (17.05 Kw)
56.5 Hp (42.4 Kw)
Machine dimensions
A                         1500 mm
B                         2400 mm
C                         3800 mm
A                         1900 mm
B                         2700 mm
C                         4600 mm