A method for mold making refractories for casting or casting.

摘要

Method for preparing refrectarios molds function or casting, comprising the steps of making refractory cast on a flexible or elastic model, which can recover its normal shape after removal from the mold, a model is maintained for the preparation of the mold in this way to form a matrix or cavity corresponding to casting article to be obtained by casting; and deform or collapse the model for removal from the mold.