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RockZone

RockZone Rockwheel Twin Drum Cutters | Model D20 & D30 | Width 42" - 46" | Machine Size 17 - 42 Tons | For Excavators

RockZone Rockwheel Twin Drum Cutters | Model D20 & D30 | Width 42" - 46" | Machine Size 17 - 42 Tons | For Excavators

Regular price $52,737.00
Regular price Sale price $52,737.00
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  • Hydraulic Power: 95hp (70 kW). For 17-28 Ton Excavators.
  • Cutting Width: 42". Drum Diameter: 26".
  • Hydraulic Flow: 40–55 GPM. Requires minimum 5800 psi pressure.
  • Weight: 2535 lbs (1170 kg). Built for heavy-duty grinding.
  • Max Cutting Force: 12,462 lbs (55.4 kN). Ideal for rock and concrete grinding.
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Product Description

RockZone Rockwheel Twin Drum Cutters | Model D20 & D30 | Width 42" - 46" | Machine Size 17 - 42 Tons | For Excavators

DESCRIPTION

The RockZone Rockwheel D20 and D30 rock and concrete grinder attachments are engineered for heavy-duty applications, providing efficient and reliable performance for excavators in the 17-42 ton range. The D20, powered by a 95 horsepower hydraulic motor, is perfect for mid-sized jobs, offering a cutting width of 42 inches and a maximum cutting force of 12,462 lbs. The D30, with a powerful 150 horsepower motor, is ideal for larger excavation projects, delivering a cutting width of 46 inches and an impressive maximum cutting force of 17,752 lbs.

Both models excel in tough environments such as rock excavation, concrete milling, trenching, and demolition. Featuring a direct-drive system, these attachments require minimal maintenance and are built to withstand the most demanding jobs. With hydraulic flow requirements ranging from 40 to 110 GPM, both the D20 and D30 deliver excellent cutting performance without the need for complex hydraulic systems. Whether you're working with rock, asphalt, or concrete, the Rockwheel D20 and D30 offer a reliable and efficient solution for all your grinding needs.

Key Features

  • Powerful Hydraulic Motors: The D20 features a 95hp motor, while the D30 upgrades to a 150hp motor, delivering consistent, high-performance cutting power for medium and large excavation projects.
  • Wide Cutting Widths: The D20 boasts a 42-inch cutting width, and the D30 offers an even larger 46-inch cutting width, ensuring faster material removal and greater efficiency.
  • Maximum Cutting Force: The D20 generates a maximum cutting force of 12,462 lbs, while the D30 delivers 17,752 lbs of cutting force, allowing for seamless grinding through tough materials like rock, asphalt, and concrete.
  • Heavy-Duty Direct-Drive System: Both models feature a direct-drive system with minimal components, providing a durable, low-maintenance solution that reduces downtime and enhances reliability.
  • Efficient Hydraulic Flow Requirements: The D20 requires a hydraulic flow of 40-55 GPM, while the D30 demands 55-110 GPM, ensuring optimal performance with a variety of excavator setups.
  • High RPM for Precision Cutting: Operating at 50-75 RPM (D20) and 50-80 RPM (D30), these grinders provide smooth and precise cuts, making them perfect for rock excavation and concrete milling.
  • Robust Drum Construction: With drum diameters of 26 inches (D20) and 27 inches (D30), both models are built for long-lasting durability, allowing them to withstand tough conditions without compromising on cutting power.
  • Heavy Duty, Low Maintenance: With only three main components housing, motor, and cutting drums the Rockwheel D20 and D30 are designed for easy servicing, reducing maintenance costs and increasing uptime.
  • Versatile Applications: These attachments are perfect for rock excavation, trenching, concrete milling, and demolition. They can also handle underwater applications, making them ideal for a variety of industries.
  • Easy Integration with Excavators: Both models are designed for excavators in the 17-42 ton range, making them a versatile solution for contractors and industries that need powerful attachments with minimal installation time.
  • Minimal Hydraulic Requirements: With just two hydraulic lines required, these attachments simplify the setup process, eliminating the need for complicated systems while maintaining powerful cutting performance.
  • Enhanced Operator Comfort: The low-vibration design of both the D20 and D30 improves operator comfort, reducing fatigue during long hours of operation.
  • High Efficiency in Demanding Conditions: Both models offer exceptional performance in tough environments, such as rock excavation, concrete demolition, and trenching, ensuring optimal results under pressure.
  • Cost-Effective Solution: By maximizing cutting efficiency, the D20 and D30 reduce job completion times, translating into increased productivity and cost savings for contractors.
  • Maximized Durability: Built to withstand high pressures and tough materials, these grinders feature specialized valve technology to protect the hydraulic motor and ensure long-term reliability.

Detailed Specifications

Specification Rockwheel D20 Rockwheel D30
Excavator Class 17-28 Tons 25-42 Tons
Hydraulic Input Power 95 hp (70 kW) 150 hp (110 kW)
Required Hydraulic Flow 40-55 GPM (150-208 l/min) 55-110 GPM (208-412 l/min)
Operating Pressure (Max) 5800 psi (400 bar) 5800 psi (400 bar)
Drum Speed 50-75 RPM 50-80 RPM
Max Torque 13,206 ft-lbs (17.9 kNm) 19,715 ft-lbs (26.7 kNm)
Max Cutting Force 12,462 lbs (55.4 kN) 17,752 lbs (79.0 kN)
Drum Width (Optional) 42 in (1058 mm) / 36 in (910 mm) 46 in (1156 mm) / 37 in (935 mm)
Drum Diameter 26 in (646 mm) 27 in (677 mm)
Picks/Bits 64 60
Weight (w/o Bracket) 2535 lbs (1170 kg) 3183 lbs (1444 kg)
Cutter Length 45 in (1155 mm) 46 in (1170 mm)
Hydraulic Pressure Max 5800 psi (400 bar) 5800 psi (400 bar)
Compatibility Excavators 17-28 tons Excavators 25-42 tons

 

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