Magnetic separation equipment. The magnet is made of strontium ferrite and permanent magnet to remove iron inclusion in old sand from self-hardening sand.

The equipment adopts permanent magnet-permanent magnet block as the magnetic source, the magnetic poles are arranged in a circle, made of special powder metallurgy product strontium ferrite. It is used to remove iron impurities such as iron beans, iron nails and casting splinters flying edges mixed in the old sand.