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Erik Waelchli

Erik Waelchli is an independent industry advisor with focus on metal-forming and metal processing. Electronics Inc. (EI) has engaged Erik’s services, to refine EI’s Almen strip production. With EI’s management and staff, assisted by PURDUE University, Erik with EI’s suppliers reviews, modifies, and develops the related manufacturing processes, for EI to offer a highly accurate, consistent and cost-effective Almen strip to the industry.

The Almen Strip: An 80+ Year Journey of Setting a Standard

INTRODUCTION After intense work, shot-peening engine valve springs for durability, John O. Almen filed for the “Shot Blasting Test”-Patent in 1942. On June 6th 1944

Erik Waelchli August 10, 2026