TO MEET RECENT CUSTOMER REQUIREMENTS OF HIGH QUALITY, SHORT LEAD TIME, COST REDUCTION IN GRINDING CONTOUR, GROOVE, HOLE, ETC., A HIGH-PERFORMANCE GRINDING CENTER WITH CBN WHEEL HAS BEEN DEVELOPED. THE MACHINE WAS DESIGNED IN COMBINATION OF MECHANICAL ELEMENT TECHNOLOGY WITH FULL ADVANTAGES OF SUPERABRASIVES. THE NEW GRINDING CENTER HAS THE FOLLOWING FEATURES: DOUBLE COLUMN STRUCTURE FOR STABILITY OF THERMAL BALANCE AND CONSISTENT MACHINE ACCURACY; EXTERNALLY PRESSURED GAS BEARING WITH HIGH SPINDLE SPEED AND HIGH ROTATIONAL ACCURACY; SURFACE-RESTRICTION TYPE HYDROSTATIC SLIDEWAYS FOR QUICK RESPONSE AND LOW FRICTION, AND FULL AUTOMATIC PRECISION TRUING AND WHEEL DIAMETER MEASURING SYSTEM.