High-Performance Hydraulic Breaker for Demolition and Heavy Construction Applications
The Rammer R12P hydraulic hammer is designed for demanding demolition, trenching, and heavy construction applications. Built for excavators in the 9–14 ton range, the R12P delivers powerful impact performance, reliable hydraulic efficiency, and excellent productivity on challenging job sites.
As part of the Rammer Medium Range Performance series, the R12P combines durable construction, consistent breaking power, and low operating costs, making it ideal for professional contractors and rental fleets.
Applications
Primary Demolition
Efficient for structural demolition, concrete breaking, and renovation projects.
Trenching
Ideal for utility trenches, pipeline installation, and infrastructure construction.
Secondary Demolition
Suitable for reinforced concrete, asphalt, and masonry breaking applications.
Secondary Breaking
Excellent for reducing oversized rock and concrete materials.
Landscaping
Perfect for landscaping, surface preparation, and ground improvement work.
Rental Fleets
Reliable and operator-friendly hydraulic breaker for rental equipment operations.
Technical Specifications
| Specification | Value |
|---|---|
| Model | Rammer R12P |
| Operating Weight | 682 kg |
| Minimum Working Weight, Flange Mounted | 830 kg |
| Tool Diameter | 90 mm |
| Impact Rate | 380 – 750 bpm |
| Operating Pressure | 100 – 160 bar |
| Oil Flow Range | 60 – 100 l/min |
| Pressure Relief Setting | 200 bar |
| Maximum Pressure Relief | 220 bar |
| Maximum Back Pressure | 15 bar |
| Input Power | 27 kW |
| Pressure Line Connection | BSPP Internal 1″ |
| Return Line Connection | BSPP Internal 1″ |
| Minimum Hose Inner Diameter | 25 mm |
| Return Hose Minimum Inner Diameter | 25 mm |
| Optimum Oil Temperature | 40 – 60°C |
| Allowed Oil Temperature Range | -20°C to 80°C |
| Optimum Oil Viscosity | 30 – 60 |
| Allowed Viscosity Range | 20 – 1,000 |
| Suitable Carrier Weight | 9 – 14 t |
| Measured Noise Level | 121 dB |
| Guaranteed Noise Level | 125 dB |
Compatible Machines
Caterpillar Excavators
Komatsu Excavators
Hitachi Excavators
Volvo Construction Equipment Excavators
Doosan Excavators
Hyundai Construction Equipment Excavators
Why Choose Rammer
Rammer hydraulic hammers are trusted worldwide for their durability, high impact efficiency, and long service life. The Medium Range Performance series is engineered for professional demolition and construction applications where reliability and productivity are critical.
Contact MAQ ATTACH
For pricing, availability, and professional consultation regarding the Rammer R12P hydraulic hammer, please contact our team.
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