REFRACTARY PAINT FOR MAKING SHELL MOULDS USED FOR PRECISION MOULDING

摘要

the invention relates to a refractory for making paint peel forms used in precision casting, and in particular, to achieve the first coating layer easy fuzibile models.this paint is made up of a refractory, ethyl silicate and other ingredients besides contains: 0.1%...0,5 weight percent cellulose microcristalina, or 1% 5% amorphous silicic acid or 0.1%.5% carbon black.