As they are fed out of the drum, the castings shaken out of the flasks are separated from the cluster and risers by a powerful Clansman Dynamics model C2010H manipulator robot. The castings are transported along a vibrating feeder to the automatic DISA sand blasting machine for sand blasting with steel granular shots. The castings produced are picked up by the operators at the sand blaster delivery point, where they undergo a preliminary quality check. The castings are then sent to the inspection area and dispatched to external workshops for subsequent operations to be carried out