Blast Hole
Drills

Heavy-duty clutches are used to control drill bit speed and protect motors on all types of large diameter blast hole drills.



Spring-Set Motor Brakes ideal for failsafe protection on draglines, shovels, and blast hole drills.

High energy lining provides long life
   
High torque, low inertia design
   
Quick, simple installation
   
Low stress spined hub
   
Available with taper bore
   
Multiport air inlets available



Ideal for ball and SAG mill applications

Extra thick friction discs provide long life
   
High torque, low inertia design
   
Quick, simple installation
   
Low stress spined hub
   
Available with taper bore
   
Multiport air inlets available



Fully-crowned gear teeth
provide maximum contact at the strongest part of the tooth.

Models available for use on
vertical and/or horizontal
shafts
   
Bore capacity up to 510 mm
   
High torque to weight ratio
   
Half per half
interchangeability



Low inertia air set clutch designed for Propel motions

High Torque, low inertia
   
Low spline stresses
   
Fast response
   
Balanced for high speed operation
   
Integral Rotary Air Inlet




For high cyclic and general clutching duties where space or weight are at a premium.
The LI/HT is designed for end-shaft mounting onto a bearing supported flywheel or gear wheel.

LI High Torque Clutches provide:

High torque to size ratio
   
Low rotating inertia
   
Extremely fast response
   
Air applied clutch with full circle friction discs
   
Available in 1,2,3 or 4 plate designs to suit torque, heat, response and space requirements




©2009 Altra Industrial Motion, Inc. All rights reserved.