Workshop Technology
In a hot chamber die casting machine

Ferrous alloys with high melting temperature are casted
Nonferrous alloys with high melting temperature are casted
Ferrous alloys with low melting temperature are casted
Nonferrous alloys with low melting temperature are casted

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Workshop Technology
Riddle is used for

Cleaning the moulding sand
Reinforcement of sand in the top part of moulding box
Smoothing and cleaning out depressions in the mould
Moistening the sand around the edge before removing pattern

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