Halnn can provide a series of solutions for wind power bearings such as gear milling tools, crown drills, bearings raceway hard turning CBN tools, outer circle rough turning tools

Recommended inserts: solid CBN inserts, CBN full face inserts

Processing type: continuous, light-interrupt, semi-interrupt

Workpiece material: hardened steel, bearings steel, 42CrMo4

Workpiece hardness: above HRC45

Insert grade: BN-H200

1.2750 Inner ring processing case

Difficulties: the wear resistance of the blade is poor, the size of the pressure angle machined to the lower channel is out of tolerance, the roughness is out of tolerance, and the workpiece surface has scratches. 

The BN-H200 material has excellent wear resistance and can easily solve customers' problems

Parts：Rough finishing of inner ring ribs Diameter：2750mm Material：42CrMo4 Hardness：HRC58-63 Type：BN-H200 RNMN090300 Machining parameter：Vc=190m/min, Fr=0.32mm/r, ap=0.6-0.7mm

2. 2750 outer ring processing case

Difficulties: 1-1.5mm Cutting depth;

                     Heavy interrupted cutting;

                     Insufficient wear resistance.

BN-H200 High wear resistance and strong impact resistance

If you have any questions, please contact our Executive Manager and we will get back to you as soon as possible