UR40 Principles of Operation:Elimination of defects in the bearing surface made by traditional machining.Bearing surfaces ground without any need for dismantling and resetting the machine.Applications:• Grinding – Ø max (of the bearing surface to be ground): 200 mm (7.87”) (+ TU400)• Grinding – max depth (of the bearing surface to be ground): 180 mm (7.09”) (+ TU400)• Rotation speed (under no-load condition): 30000 RPM• Power: 220 W• Weight: 0.9 kg (1.984 LB)• Air consumption: 340 l per min.UR40 supplied with:• 1 turbine• 1 turbine extension• 2 sets of 3 boron nitride carbide wheels• 1 set of wrenches• 1 operating manualGrinding attachment – Use with a TU400/600 or TA 240/120 and TA 240/170 machining unitGrinding attachment – Use with a TU1100 or TA 240/220 machining unit