Water or air? Examining permanent mold cooling methods. From: Modern Casting | Date: February 1, 2002| Author: Lerner, Yury S. | COPYRIGHT 2002 American Foundry Society, Inc. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan.  All inquiries regarding rights should be directed to the Gale Group.Copyright information

With permanent mold casting, tooling cost is a significant percentage of the initial investment in a start-up job. As a result, mold life plays an important role in the foundry's determination of casting cost for the customer.

In an era when casting jobs can be won and lost with quotes that differ by pennies, permanent mold foundries must look for every opportunity to extend the life of their permanent mold tools to increase job profitability. One measure used to increas...