20100139586 | CORE FOR THIN-WALL HOLLOW CASTING AND THIN-WALL HOLLOW CASTING PRODUCED BY PRODUCTION METHOD EMPLOYING IT - It is a technical common knowledge that a chaplet used in casting of a hollow casting is fusion-bonded with the melt and is incorporated into the casting. However, the adhesion between the chaplet and the casting body is not necessarily satisfactory, thereby incurring the strength reduction of a thin-wall hollow casting. A core for a thin-wall hollow casting according to the present invention is provided with a chaplet mounted thereon. The chaplet has arcuate portion | 06-10-2010 |