Molding Processes in common use may be classified according to different forms. They may broadly be classified as :
(1) Hand Molding, and
(2) Machine Molding.
In piece and, a small - lot production foundry practice, sand molds are made by hand ; molding machines are employed in large-lot and mass production.
Molding processes are often classified according to
(1) The type of material of which the mold is made or '
(2) machine molding.
In piece, and, small-lot production foundry practice, sand moulds are made by hand ; molding machines are employed in large -lot and mass production.
Moulding processes are often classified according to
(1) The type of material of which the mold is made or
(2) Dry sand molds.
(3) Skin-dried molds.
(4) Loam Molds.
Molds classified as to the methods commonly used as :
(1) bench Molding,
(2) floor Molding,
(3) Pit Molding,
(4) Sweep Molding,
(5) Plate Molding.
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