Vitrified bond CBN internal grinding wheels are widely used in air conditioning compressors, auto parts and other industries, such as compressor pistons, cylinders, cylinder heads, bearings, gears and other internal hole grinding. 

CBN internal grinding wheel is suitable for all kinds of ultra-high-precision internal hole grinding. 

The grinding wheel has an open structure and good self-sharpening. 

The vitrified bond CBN internal grinding head is mainly used in the auto parts industry, such as universal joints, star sleeves, bell shells, etc. 

The CBN internal grinding head has good sharpness and shape retention, and has a large material removal rate and a long dressing interval, which improves the processing efficiency and workpiece quality.