Boson Abrasive internal grinding tools are used in the mass production of high precision parts with high requirements on dimension tolerance, geometry and surface finish. Vitrified bond CBN grinding wheels are used for internal grinding of various automotive parts, including transmission gears, fuel injector nozzles and fuel pump components, cross joint caps, connecting rods, CV Joint outer and raceways, spherical surfaces,hydraulic lifters. They are also used for internal grinding of bearing races, gearwheels, and compressor and pump parts.



Vitrified Bonded CBN Internal Grinding Wheels

Typical Applications - Vitrified Bond CBN Grinding Wheels.

CBN Internal Grinding for Automotive Parts.

Fuel injection bore grinding wheel

Fuel injection seat grinding wheel

Connectong rod bore grinding

Gearwheels, transimission gear grinding




CBN Internal Grinding for Compressor

Grinding of Air-conditioner Compressor Piston Hole

Upper & Lower bearing internal grinding

Compressor cylinder bore grinding



CBN Internal Grinding for Bearing

Grinding track and the internal diameter of ball bearings.

CV joint window cage grinding, inner and outer raceways grinding.

Ball bearings inner rings grinding