in action CASTINGS
Aluminum Coolant Collector Reduces Weight
Cast Component: Coolant collector. Material: Aluminum. Process: Semi-permanent mold. Weight: 26 lbs.
Application: 15L diesel engine coolant collector.
Casting Supplier: Stahl Specialty Co., Warrensburg, Mo. Customer: Detroit Diesel Corp., Detroit.
• T e customer realized signifi cant weight savings by switching from sand casting to the tilt pour semi-permanent mold process.
• T e 41-in. x 14-in. x 6-in. casting maintained core position and wall thickness despite signifi cant distances between core prints.
• Despite initial outgassing problems, the casting supplier produced a high quality component that passed leak testing at 36 psi with a maximum al- lowable fl ow rate of 4cc/min.
14 | METAL CASTING DESIGN & PURCHASING | Sept/Oct 2013
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