CASE STUDY INVESTMENT CASTING Size: 32 lbs | Alloy: CF8M *Notes: This one-piece casting eliminated the need for costly and time-consuming fabrication. Hand Tamale Maker Frame One Piece Investment Casting Eliminates Welding. This investment casting was a dual effort between TPM, Inc. and their customer. "Our customer approached us looking for a method to produce a frame which required no welding. The TPM, Inc. engineering team establ

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