Best-In-Class Shank Pivot Mount The Dotson Co., Mankato, Minnesota
Weldment
Material: Austempered ductile iron (ADI). Process: Green sand. Weight: 41.79 lbs. Dimensions: 19 x 13 x 6.5 in. Application: Strip-till for the agriculture industry. Converted From: Weldment.
• Converted from a 15-piece weldment, the casting resulted in a 9-lb. weight reduction and 26% cost savings. The ADI part is twice as strong as the original steel design.
• The casting alleviated the burden on the customer’s weld shop and reduced the backlog at the laser cutting machines.
Air Bag Mount Pier Foundry & Pattern Shop Inc., St. Paul, Minnesota
Material: 65-45-12 ductile iron. Process: Green sand. Weight: 23.5 lbs. Dimensions: 17 x 13.5 x 4.5 in. Application: Fertilizer applicator. Converted From: Weldment.
• The ductile iron casting design offered a 68.8% cost savings over the eight-piece steel weldment. In this case, a 25% increase in weight improved the fertilizer applicator equipment’s ability to penetrate hard soils.
• The customer saved two hours of manufactur- ing and assembly time per unit. Lead time was reduced by two weeks.
Weldment
May 2012 MODERN CASTING | 27
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