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Selection of mold parting surface
Dec 05, 2018

(1) It is easy to mold and simplify the modeling process.

(2) The selection of the parting surface should avoid the living block and the core as much as possible to simplify the molding, styling and forming process.

(3) In order to facilitate the demoulding, the parting surface should be selected at the largest section of the casting.

(4) The parting surface should be as straight as possible and the number is small.

(5) Try to make the casting only have one parting surface, so as to adopt the two-box shape with simple modeling process.

(6) Put the important processing surface or most of the processing surface and processing reference surface of the casting in the same sand box as much as possible.

(7) Try to make the cavity and main core in the lower box

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