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Article: Automatic Matchplate Molding.
- Article from:
- Modern Casting
- Article date:
- June 1, 2000
- Author:
CopyrightCOPYRIGHT 2000 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. (Hide copyright information)
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In the metalcasting industry, it isn't often that an innovation comes along and completely changes the face of an industry. Years ago, making even one green sand mold required muscle, sweat and ingenuity. Jolt-squeeze machines, which were introduced at the turn of the 20th century, were enhanced with the development of matchplates in 1910. These eliminated the hard sand match and the problems of sand-to-sand parting. However, as a worsening shortage of skilled molding labor and a growing demand for more castings arose in the early 1960s, a clear need for a "better way" of molding was identified.
With jolt-squeezers producing only 50 molds/day and utilizing much ...