This standard specifies the main dimensions for the layout of trough belt conveyor roller groups with three load-bearing rollers and a single return roller or V-shaped return roller used in coal mines, open-pit mines, coal preparation and other workplaces. This standard is applicable to the intermediate section roller set of trough belt conveyor, but not to the transition section roller set.
MT/T 653-2011 history
2011MT/T 653-2011 Principle dimensions of idler sets for belt conveyors for coal mining
1997MT/T 653-1997 Principal dimensions of idler sets for belt conveyors for coal mining