Longwall/utility bolters Fletcher Model CDR

The Fletcher Model CDR is a crawler-mounted compact roof drill designed for longwall mining and general purpose bolting in medium to high roof conditions. The boom swings and extends to allow multiple bolt installations from one chassis position. The drill mast tilts to allow angle bolting.

Standard equipment includes:

• Automated Temporary Roof Support (ATRS) with canopy with hydraulic pivot
• Deep chuck drillhead
• Automatic disc brakes
• 12 in. Fletcher crawler drive system
• Cable reel
• IS start/stop switches
• Fire suppression system
• MSHA approved dust collection
• Dust collection bags
• MSHA approved lighting

Note

Joy is the exclusive distributor and authorized service provider for J.H. Fletcher & Co. products worldwide, with the following country exceptions:

Not a distributor or authorized service provider

• United States
• Canada
• Mexico
• Australia
• Norway

Non-exclusive distributor and authorized service provider

• Poland 
• Latin America

Electrical system

• 50 HP AC motor
• Cable reel
• IS start and stop at drill and tram controls
• MSHA approved illumination

Dust collection

• Internal through drill steel
• Blower: 62 cfm rotary lobe type
• Vacuum at drillhead: 12″ Hg minimum
• Fletcher dust tanks
• Auto dump pre-cleaners
• Dust collection bags

Hydraulic system

• 3500 psi
• Tank capacity: 80 US gallons
• Filtration magnetic in-tank
• 25 micron in-line
• Hand-operated fill pump: screened intake
• Hose fittings
• JIC

Drive system

• Crawler: 12″ wide forged track pads
• Planetary final drive
• Internal brake and two-speed piston drive motor
• Tram motors: Staffa B80 series or Eaton VIS
• Articulating chassis