公开(公告)号：US20220241847A1

公开(公告)日：2022-08-04

申请号：US17163718

申请日：2021-02-01

Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLC

Inventor： Tiruttani Munikamal ,  Bala Krishna Sela ,  Qigui Wang ,  Scott A. Kavanagh ,  Guy Celli ,  Lokesh Choudhary

IPC: B22C9/06 ,  B22C9/22

Abstract: A mold package for forming a cast device such as an engine block is described. The mold package includes a profiled chill and a mold core assembly that is disposed on the profiled chill. The mold core assembly defines a plurality of bulkheads of the engine block. The profiled chill includes a first chill portion having a second chill portion and a plurality of third chill portions arranged thereon, wherein the second chill portion is a semicylindrical element. The third chill portions are arranged to be adjacent to the plurality of bulkheads of the engine block.