The hydraulic vibratory compactor, used mainly on excavators, is installed in the original bucket position…
| 6T | ~6 |
| 13T | ~13 |
| 20T | ~20 |
| 30T | ~30 |
The Monde Tamping Rammer excavator hydraulic rammer is the impact compaction attachment mounted on the excavator arm, designed for narrow foundations, deep trenches, slopes, and hard-to-reach areas where no independent vibratory plate can reach or operate efficiently.
Unlike the vibratory plate that compacts through continuous vibration, the excavator hydraulic rammer compacts through repeated high-force blows: the impact mechanism penetrates and densifies soil layers more deeply and uniformly, especially on cohesive soils and on granular materials in narrow trenches.
Available in 4 models (6T, 13T, 20T, 30T) for excavators from 6 to 30 tonnes, with weights between 300 and 1,320 kg and impact surfaces between 700×480 mm and 1,350×1,080 mm, the Monde excavator hydraulic rammer covers the entire range of common construction machinery, from compact mini-excavators to heavy infrastructure excavators. Key advantages of the Monde excavator hydraulic rammer
“Available in 4 models (6T, 13T, 20T, 30T) for excavators from 6 to 30 tonnes.”
• Impact compaction: deep and uniform penetration. The excavator hydraulic rammer compacts through high-force blows applied repeatedly on the same surface, densifying the material to greater depths than the continuous vibration of the compactor plate. On clayey soils, fine sand, and mixed materials in trenches, repeated impact produces a higher degree of compaction than vibration at the same number of passes.
• Access in areas where the vibratory plate cannot work: the excavator hydraulic rammer is designed explicitly for narrow trenches, narrow foundations, areas adjacent to walls and retaining walls, and high-angle slopes where an independent vibratory plate cannot be introduced or controlled. The excavator arm positions the rammer precisely at any point accessible to the machine.
• 4 models for 6–30 tonnes: the Monde Tamping Rammer range covers excavators from 6 tonnes (the 6T model, 300 kg) used in confined spaces and urban work, up to 30-tonne excavators (the 30T model, 1,320 kg) for high-volume earthworks and industrial foundations. Each model is hydraulically sized specifically for the tonnage class of the excavator.
• Operator safely in the cab: the excavator hydraulic rammer operates entirely under the control of the operator from the excavator cab, with no personnel in the active compaction zone. On sites with deep trenches and collapse risk or on unstable slopes, this physical separation is a mandatory safety requirement.
• Direct mounting on the excavator arm: the excavator hydraulic rammer mounts in the standard bucket position, using the excavator's existing hydraulic system without installing a separate hydraulic circuit. The working pressure of 13–16 MPa and the flow rate of 20–120 L/min (depending on the model) are compatible with standard auxiliary circuits.
• Impact surfaces from 700×480 mm to 1,350×1,080 mm: the dimensions of the impact plate of the excavator hydraulic rammer are matched to the common widths of utility trenches and building foundations, allowing complete compaction of the cross-section in a single positioning of the arm.
• Simple structure, minimal maintenance: the design of the Monde excavator hydraulic rammer minimizes the number of moving components, reducing the frequency and cost of maintenance operations under intensive use on site.
• 60-month UZINEX warranty: extended coverage with spare parts in stock in Iași and national technical support with a guaranteed 24–48 hour response time.
Technical specifications: Monde Tamping Rammer excavator hydraulic rammer
Application dedicated to flows with constant quality requirements.
Equipment configured for medium and large volumes.
Quick adjustment between different orders.
| Model | Excavator (t) | Weight (kg) | Dimensions (mm) | Impact surface (mm) | Pressure (MPa) | Flow rate (L/min) |
|---|---|---|---|---|---|---|
| 6T | ~6 | 300 | 800×480×685 | 700×480 | 13–15 | 20–40 |
| 13T | ~13 | 570 | 1000×850×838 | 844×850 | 13–15 | 40–60 |
| 20T | ~20 | 960 | 1313×895×992 | 1120×895 | 13–15 | 60–80 |
| 30T | ~30 | 1.320 | 1578×1080×1128 | 1350×1080 | 13–16 | 80–120 |
The correct model is selected based on the excavator tonnage and the compaction requirements. UZINEX engineers confirm the appropriate variant; free technical consulting available. The excavator hydraulic rammer versus the excavator compaction plate
The excavator hydraulic rammer and the excavator compaction plate are two compaction attachments with different mechanisms and applications; the right choice depends on the soil type, the geometry of the area to be compacted, and the required degree of compaction.
The excavator hydraulic rammer compacts through repeated high-force impacts. Each blow penetrates and densifies the material to a greater depth, ideal for cohesive soils (clays, loess), for granular materials in narrow trenches, and for foundations requiring a high degree of compaction at depths of 40–80 cm. The impact frequency is hydraulically controlled and can be adjusted according to the material type.
The excavator compaction plate compacts through continuous vibration with uniform pressure over the surface, more efficient on thin layers (15–25 cm) of granular materials on horizontal or slightly inclined surfaces. On wide foundations and platforms, the compaction plate covers larger surfaces per pass and is faster at productivity equal to the rammer.
On sites with mixed work (narrow foundations requiring tamping and wide platforms requiring the vibratory plate) both attachments can be mounted alternately on the excavator with a quick coupler, covering all types of compaction with a single machine. Applications for the excavator hydraulic rammer
Compaction of narrow foundations for civil and industrial buildings is the primary application of the excavator hydraulic rammer. Continuous foundations 40–80 cm wide, isolated foundations under columns, and retaining-wall foundations require compaction of the blinding concrete layer or the gravel layer to the Proctor degree prescribed by the designer; the degree of compaction achieved with the excavator hydraulic rammer through impact is superior to vibration on these narrow geometries.
The installation of underground pipes and cables generates trenches 40–120 cm wide and 1–3 m deep. Compacting the trench backfill layer by layer with the excavator hydraulic rammer ensures the degree of compaction prescribed by the standards for gas, water, and electrical cable networks, preventing settlement that damages the road surface and requires costly re-intervention.
Work on slopes and embankments represents the third major category of applications for the excavator hydraulic rammer. Compacting fill material on slopes of 20°–45° is practically impossible with an independent vibratory plate; the excavator hydraulic rammer positioned by the machine arm compacts uniformly on any slope accessible to the excavator, regardless of angle.
Reinforcement of existing foundations on buildings with settlement or on road infrastructure with unstable bases uses the excavator hydraulic rammer to inject and compact the reinforcement material in the zones beneath the foundation, accessed through localized excavation. Frequently asked questions about the excavator hydraulic rammer
What differentiates the hydraulic rammer from a hydraulic hammer?
The excavator hydraulic rammer and the hydraulic hammer are attachments with completely different purposes. The hydraulic hammer breaks and fragments hard materials (concrete, rock, asphalt) through a piston with high impact energy and a small contact surface (chisel). The excavator hydraulic rammer compacts soft and granular materials (soil, sand, gravel) through repeated blows with a large impact surface (700–1,350 mm), densifying the material without fragmenting it. They do not replace each other. Does the excavator hydraulic rammer also work on freshly poured concrete?
No. The product title "concrete compactor" refers to compacting the soil and foundation before pouring the concrete, not to compacting fluid concrete after pouring. Fresh concrete is vibrated with immersion vibrators or vibrating screeds; the Monde Tamping Rammer excavator hydraulic rammer is intended exclusively for compacting granular materials and soil. What Proctor degree of compaction does the excavator hydraulic rammer reach?
The Proctor degree of compaction achieved with the excavator hydraulic rammer depends on the material type, its moisture content, the thickness of the compacted layer, and the number of blows per surface. On standard granular materials with optimal moisture and layers of 20–30 cm, the Monde Tamping Rammer models reach the degrees of compaction prescribed for utility backfills and civil construction foundations. UZINEX engineers provide the specific data for each model at quotation. Is the excavator hydraulic rammer eligible for SEAP/SICAP public procurement?
Yes. UZINEX is a member of the Enterprise Europe Network and delivers equipment for projects with EU funds and public procurement. Complete technical documentation is provided on request. Leasing options available on the UZINEX credit and leasing page. Why UZINEX for the excavator hydraulic rammer
The excavator hydraulic rammer is an attachment with a direct impact on the quality of foundations and compliance with the technical compaction specifications. Correct sizing for the specific excavator and application is essential.
• 60-month warranty: extended coverage for the Monde excavator hydraulic rammer under continuous industrial use.
• Free technical sizing: UZINEX engineers select the correct model (6T/13T/20T/30T) based on the excavator tonnage and the compaction requirements of the application.
• Transport and installation included: delivery to destination, mounting on the excavator, testing, and operator training included in the price of the excavator hydraulic rammer.
• Spare parts in stock in Iași: wear components available immediately, with no waiting times that block worksites.
• Monde quick-coupler compatible: on excavators equipped with the DEHN quick coupler, the excavator hydraulic rammer is swapped from the cab in less than a minute.
• National technical support 24–48 hours: a network of technicians with national coverage and a guaranteed response time.
The Monde Tamping Rammer excavator hydraulic rammer available through UZINEX in 4 models for 6–30 tonnes is the impact compaction solution for narrow foundations, deep trenches, and slopes, with impact surfaces from 700×480 mm to 1,350×1,080 mm and a 60-month warranty.
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