A SQUIRREL-CAGE OUTER ROTOR AND A METHOD OF MAKING THE SAME WHEREIN ANNULAR MAGNETIC LAMINAE PRODUCED WITH SLOTS INTO WHICH ROTOR CONDUCTORS ARE TO BE RESPECTIVELY INSERTED ALONG THE INNER PERIPHERIES ARE LAMINATED TO A PROPER THICKNESS TO FORM AN IRON CORE OF A SQUIRRELCAGE OUTER ROTOR AND ARE DIE-CAST WHILE FIXED AND HELD WITH A JIG OR DIE-CASTING METALLIC DIES ON THE OUTER OR INNER PERIPHERIES OR IN THE SLOTS SO THAT THE ABOVE MENTIONED IRON CORE MAY BE MOLDED INTEGRALLY WITH ROTOR CONDUCTORS, AN END RING AND A HOUSING.