Removal of the running system

Grinding with grinding wheels These can be handheld, semi-automatic or automatic Cutting-. For the removal of massive pieces in carbon steel or low alloy steel, an oxygen-acetylene cutter is used. For cast iron or high alloy steel, oxygen-acetylene-powder or oxygen-LPG-powder cutters are used 

Sawing Materials which are sensitive to heat, such as aluminium alloys, are usually sawed. 

Through good design of the connection points, the feeding system may even get broken-off during shake-out. This is mainly possible for grey iron. 

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