Okamoto Linear 618 Manual Surface Grinder, 6" x 18" Chuck, 2 HP, Linear Ball Bearing Ways

The Okamoto Linear 618 is a precision manual surface grinder featuring a 6 inch by 18 inch grinding capacity and table size. The machine is constructed with hardened and ground table, saddle, and column ways, utilizing a linear ball bearing guideway system for smooth movement. It is equipped with a 2 HP direct drive cartridge-type spindle motor. Technical specifications include a longitudinal table travel of 14 to 20.87 inches and a cross feed travel of 8 to 8.27 inches. The maximum distance from the table to the spindle center ranges from 11 to 18 inches. The unit uses grinding wheels with diameters of 8 inches and widths ranging from 0.5 to 1 inch with a 1.25 inch bore. Vertical feed per revolution is 0.050 inches, with handwheel graduations providing accuracy between 0.0001 and 0.0002 inches. Additional features include a manual one-shot lubrication system and a 6 inch by 18 inch Walker Ceramax chuck. The equipment's weight is approximately 1,500 to 2,200 lbs.