| abstract |
(57) Abstract: A phenolic resin composition for a shell mold and a resin coated resin for a shell mold having a curability capable of forming a mold even when the amount of a curing agent, hexamine, is reduced and having excellent moldability. Serve the sand. A phenolic resin composition for a shell mold containing a novolak type phenolic resin and an alkali metal weak acid salt or an alkali metal hydroxide, and a resin coated sand for a shell mold mold using the phenolic resin composition for a shell mold . |