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engine concrete tamping rammer

  • Gasoline engine for easy starting

  • Engine protection cover

  • Dual air filtration system

  • Heavy-duty handle bracket

  • Central lifting hook for convenient and secure operation

  • Excellent self-balancing reduce operator fatigue

Product overview

Designed for superior performance, the compact and rugged Bison BS-RM90H engine concrete tamping rammer compacts soil, sand and asphalt with ease.

The BS-RM90H offers powerful and reliable engines from trusted brands such as Honda, Robin, Bison and Loncin. Choose from petrol or diesel options with power outputs ranging from 2.7 kW to 4.8 kW, ensuring optimal performance for any compaction task.

The BS-RM90H delivers an impressive 12 kN impact force and a 40-75 mm jump stroke, enabling optimal compaction depth and density even in challenging soil conditions.

Propelling at speed rate of 640 to 680 strokes per minute, this engine tampering rammer ensures swift and effective coverage, diminishing duration of labor and enhancing productivity at the work site.

The generous fuel tank capacity of 2.0 litres ensures continuous operation, reducing the need for frequent refuelling breaks and thereby boosting work efficiency effectively.

The BS-RM90H jumping jack tamping rammer is manufactured with premium materials and components to ensure outstanding durability and long-lasting performance even in demanding environments.

The robust shock-absorbing system effectively minimizes arm vibration transmission, reducing operator fatigue and improving comfort during extended use.

The design of the tamping rammer prioritizes user comfort and control, with a carefully designed handle position and balanced weight distribution for easy operation and maneuverability.

The BS-RM90H engine concrete tamping rammer is the perfect tool for dealers seeking durable, versatile and high-performance compaction equipment. Its superior design, combined with an industry-leading engine and efficient specifications, makes the BS-RM90H stand out in the market. It embodies BISON's unremitting commitment to manufacturing excellence, innovation and customer satisfaction. As a piece of equipment that increases productivity and reduces operating costs, it takes a leading position in the competitive construction equipment market.

Product details

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Product parameter

modelBS-RM90H
weight / kg79
impact force / kn12
jumping stroke / mm40 - 75
impact number / per min.640 - 680
fuel tank capacity / l2.0 
shoe size / mm330 * 290

Optional engine

engine brandRobin
engine typepetrol
engine modelEH12-2D
engine power4.0HP / 2.9KW


engine brandHonda
engine typepetrol
engine modelGXR120
engine power3.6HP / 2.7KW


engine brandBison
engine typediesel
engine modelBS170F
engine power3.8HP / 2.8KW


engine brandLoncin
engine typepetrol
engine modelLC165F-3H
engine power4.0HP / 3.1KW


engine brandLoncin
engine typepetrol
engine model168F-2H
engine power6.5HP / 4.8KW

Product FAQ

What is the engine concrete tamping rammer used for?

Cohesive and semi-cohesive soil surfaces can be compacted using this equipment. The engine concrete tamping rammer is suitable for flooring, road and pavement repair projects, building trenches and foundations, and any other job that requires leveling of land or soil.

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