Colombo RA Series

Giordano Colombo RA series automatic tool change (A.T.C.) electric spindle motors are liquid cooled and designed for heavy workload applications used on machines working with wood, plastic, aluminum, light alloy, glass and marble. The spindle motor frame is made from extruded aluminum bar or heat treated special alloy aluminum ingot. The bearing types are a precision angular contact, with steel or ceramic balls and life special grease lubrication for high speeds.