摘要 |
<p>A binder resin composition, a curing agent composition, a caking additive composition, a kit, a casting mold composition and a process for manufacturing a casting mold, wherein a metallic compound containing a metallic element belonging to Group IB to VIII of the Periodic Table is utilized. The compositions are useful for the production of a sand mold for casting having an excellent strength from reclaimed sand in a self-hardening or gas-hardening mold process. The casting mold, which is manufactured in the presence of a metallic compound containing a metallic element belonging to Group IB to VIII of the Periodic Table, so that it has excellent strength.</p> |