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Key Features
- Dual Drill Arms for Higher Productivity
Two independent drilling arms enable simultaneous or alternating operations, significantly improving working efficiency.
- Fully Hydraulic Control System
Ensures stable torque output, precise positioning, and smooth operation under demanding underground conditions.
- Crawler-Type Chassis
Provides strong traction, excellent climbing ability, and reliable mobility in rugged mining environments.
Compact & Low-Profile Design
Optimized for narrow and low-height roadways, improving accessibility and flexibility.
Durable & Reliable Structure
Built with high-strength materials to withstand harsh underground working conditions.
Applications
- Underground coal mine roadway support
- Roof bolting and rib support
- Tunnel excavation projects
- Mining ground control operations
Main Technical Specifications
| Drill Arms | 2 |
| Drill Hole Diameter | ≤ Φ42 mm |
| Drill Hole Depth | 3.1 m |
| Rated Torque | 300 N·m |
| Rotation Speed | 550 r/min |
| Travel Speed | 14 m/min |
| Climbing Ability | ±16° |
| Motor Power | 45 kW |
| Machine Weight | 18,000 kg |
| Dimensions (L × W × H) | 6300 × 1300 × 2620 mm |
Model Range & Tunnel Adaptability
| Model | Tunnel Cross-section | Working Range (W × H) |
| CMM2-15 | 15 m² | 3000 × 5000 mm |
| CMM2-20 | 20 m² | 4000 × 5000 mm |
| CMM2-23 | 23 m² | 4600 × 5000 mm |
| CMM2-25 | 25 m² | 5000 × 5000 mm |
| CMM2-27 | 27 m² | 5000 × 5500 mm |
| CMM2-30 | 30 m² | 5000 × 6000 mm |
| CMM2-34 | 34 m² | 5700 × 6000 mm |
| CMM2-36 | 36 m² | 5700 × 6500 mm |
| CMM2-42 | 42 m² | 6000 × 7000 mm |
Why Choose CMM2?
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Wide model coverage for different tunnel sizes
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Dual-arm design improves efficiency by up to 30–50%
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Stable hydraulic system ensures reliable operation
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Easy maintenance and long service life
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Custom solutions available for different mining conditions
Why Choose CMM2?
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Wide model coverage for different tunnel sizes
-
Dual-arm design improves efficiency by up to 30–50%
-
Stable hydraulic system ensures reliable operation
-
Easy maintenance and long service life
-
Custom solutions available for different mining conditions
Packaging & Delivery
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Packaging: Steel frame or wooden case
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Delivery Time: 10–20 days
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Shipping: By sea, railway, or air
After-Sales Service
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Installation guidance and operator training
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Spare parts supply and fast response
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Remote technical support
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Long-term service guarantee
Contact Us
Contact us today to get detailed specifications, drawings, and the best quotation.
We are ready to provide professional solutions for your underground mining projects.
