Products Description
The Concrete Curb Machine RCKB-20C is designed for on-site slipform paving, forming concrete curbs, gutters, and drainage structures in a single continuous process. It eliminates precast installation and reduces material handling.
With a maximum forming size of 2000mm width and 1000mm height, the machine supports a wide range of applications, including road shoulders, drainage channels, and barriers. It is suitable for projects with varying design standards.
The machine operates with a 0.7–7 m/min adjustable speed (CVT), allowing flexible control based on concrete consistency and working conditions. Its 4WD system ensures stable movement on slopes and uneven terrain.
A 0.4m³ hopper combined with a high-torque hydraulic auger enables continuous material feeding and consistent concrete distribution. The integrated automatic leveling and steering system helps maintain alignment and structural accuracy during paving.

Technical data
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Model |
RCKB-20C Concrete Curb Machine |
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L*W*H |
5200mm*2400mm*2800mm |
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Weight |
6500kg |
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Curb and gutter size |
Width ≤2000mm,height ≤1000mm |
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Generator parameters |
rated power |
65KW |
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Operating Voltage |
380v |
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Starting form |
Electric start |
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Rated rotary speed |
1500rpm |
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Cooling way |
Water cooling |
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High frequency vibrator forming |
Suitable for plastic concrete: Formed shoulder, higher side ditch strength |
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Flat plate vibrator molding |
Suitable for dry hard concrete: More beautiful appearance,The curb stone can be spread, and the height of the curb stone is higher |
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Self-leveling |
Leveling range:±4cm |
Imported ,Temperature compensation, overvoltage and overcurrent protection |
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Auto steering |
Dual automatic steering system(imported DLS,standard ) |
Imported ,Temperature compensation, overvoltage and overcurrent protection |
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Manual steering wheel (Hydraulic steering machine) |
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minimum turning radius |
6800mm |
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Pave ,Working speed |
0.7-7m/min |
CVT transmission, easy to adjust the most suitable paving speed |
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Hopper volume |
0.4m³ |
Larger volume, reduce waiting time |
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Walking way |
Four driving |
When the road slope is <5%, the construction of 15m3 tank car can be promoted to realize the continuous construction of slip-forming machine |
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Screw feeder drive mode |
High torque hydraulic cycloidal motor |
Ensure an uninterrupted supply of concrete,Make sure the screw feeder does not get stuck with large stones, Mix the concrete twice,Improve the ease of concrete |
How This Concrete Curb Machine Fits Your Project
This Concrete Curb Machine is suitable for contractors who need to handle multiple curb and drainage designs within one project or across different projects.
It performs reliably in:
- Urban roads with curves and limited space, where precise steering is required
- Highway and municipal projects with strict dimensional and surface requirements
- Sloped or uneven job sites, where traction and stability affect workflow
- Projects using different concrete mixes, including dry or coarse materials
If your project requires continuous paving, consistent shaping, and minimal interruption, this machine provides a practical solution.

Customer Benefits
- Reduce equipment switching when dealing with different curb sizes and structures
- Maintain steady workflow without frequent stops for material or adjustments
- Achieve uniform appearance across long paving sections
- Lower dependence on manual correction during construction
- Adapt to different site conditions without additional support equipment
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