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Compaction &
Concrete Construction
Equipment

R422 Trench Rammer

The R422 Rammer ideally suited for the compaction of granular, mixed and cohesive soils in confined areas. Popular with both contractors and hire companies, the R422 offers a highly productive percussion rammer at 66KG (145 lbs). The contoured fuel tank provides the largest fuel capacity in its class and effectively baffles engine noise. Power is supplied by a Honda GX100 engine.

Features

- Elevated bellows placement for trench applications
- Patented polyethylene slide bearings provide minimal internal wear
- 11” ductile cast iron tamping shoe
- 4” and 6” trench shoe options available

- 5 YEAR WARRANTY ON BELLOWS AND PERCUSSION SYSTEM BEARINGS

Description

The R422 Rammer ideally suited for the compaction of granular, mixed and cohesive soils in confined areas. Popular with both contractors and hire companies, the R422 offers a highly productive percussion rammer at 66KG (145 lbs). The contoured fuel tank provides the largest fuel capacity in its class and effectively baffles engine noise. Power is supplied by a Honda GX100 engine.

Endurance testing of the new design exceeded even MBW’s expectations. As a result, MBW rammers now provide a 5 YEAR WARRANTY on percussion system slide bearings and bellows.

Specification

MODEL R422
Shoe Size 11 x 13 in (28 x 33 cm)
Engine Honda GX100 (145 lb/66 kg)
Travel Speed Up to 55 ft/min (16 m/min)
Compaction Depth* Up to 18 in (45 cm)
Compaction Area 3025 sq ft/hr (281 sq m/hr)
Percussion Rate Up to 720 blows/min
Exciter Speed 5240 vpm

Media

R422 Trench Rammer

Literature

Rammers Literature (2020)

Video

No Video available.