MYTB Hydraulic Roof Bolter for Coal Mine

Heavy-Duty Hydraulic Anchor Drilling Machine for Underground Support

Product Overview

The MYTB Hydraulic Roof Bolter is a high-performance anchoring machine designed for underground coal mine support operations. Powered by a hydraulic system, it delivers stable torque output, strong thrust force, and reliable drilling performance.

Compared with pneumatic roof bolters, the MYTB series offers higher efficiency, better stability, and is suitable for medium to large-scale mining operations.





Key Features

1. Full Hydraulic Drive System

  • Stable power output
  • Continuous operation capability
  • Lower energy loss compared with pneumatic systems

2. High Torque & Strong Thrust

  • Designed for coal seam and hard rock drilling
  • High drilling efficiency
  • Suitable for complex geological conditions

3. Integrated Bolting Function

  • Drilling, resin mixing, and bolt installation
  • Improves working efficiency
  • Reduces labor intensity

4. Stable Feeding Mechanism

  • Hydraulic propulsion system
  • Smooth feeding and retracting
  • High positioning accuracy

5. Safety & Reliability

  • Explosion-proof design
  • Durable structure for underground conditions
  • Easy maintenance

Applications

 

  • Underground coal mine roadway support
  • Roof bolting operations
  • Tunnel reinforcement engineering
  • Rock anchoring in mining projects

 

Typical Technical Parameters

Items Unit MYTB-150/350 MYTB-13-/400 MYTB-120/450
Machine Rated pressure Mpa 13 12 11
Rated pressure M·m 150 130 120
Rated speed r/min 350 400 450
propulsion Ⅰgrade kN 20 16 16
Ⅱgrade kN 10 10 8
Propulsion stroke mm 2140±20
Maximum working height mm 3910±20
Minimum working height mm 1700±20
External dimensions (length * width * height) mm 1770*250*425(±50)

Performance Highlights

  • Multiple models available to meet different drilling requirements
  • High rotation speed improves drilling efficiency
  • Dual-stage thrust system ensures stable and powerful feeding
  • Wide working height range suitable for various roadway conditions

MYTB vs MRT vs MQT

Feature MQT MRT MYTB
Power Source Air Emulsion Hydraulic
Torque Medium High Medium–High
Drilling Speed Medium High High
Stability Medium High Very High
Maintenance Easy Medium Easy
Price Level Low High Medium

How to Choose the Right Model

Choose MQT if:

  • You need a low-cost solution
  • Your mine has limited infrastructure
  • You prefer simple maintenance

Choose MRT if:

  • You need high power and high efficiency
  • You work in hard rock conditions
  • Your project requires continuous operation

Choose MYTB if:

  • You need a stable and reliable solution
  • Your mining conditions are mixed
  • You want balanced performance and cost

Why Choose Us

  • Full product range covering all mining needs
  • Strong customization capability
  • Reliable quality for underground environments
  • Competitive factory pricing

Call to Action

Contact us today to get:

  • Product catalog
  • Technical specifications
  • Best quotation for your project

 

 

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