Eagle Group Blog | Nic Tarzwell

    Nic Tarzwell

    Nic Tarzwell
    Nic Tarzwell is Chief Technical Officer at Eagle Alloy, Inc. He has been with the company since 2007.
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    Recent Posts

    State-of-the-Art 3D Scanning for Cast Products

    Posted by Nic Tarzwell on 2020 Nov 2

    The Eagle Group Blog previously wrote about our handheld laser scanner, capable of processing 1-2 million individual location points to accurately measure any surface. We recently built on that capability and purchased a Keyence VL-550 3D scanner CMM. The intuitive user interface, proprietary software and raw scanning power of the new equipment means we can process samples faster than ever before. By reducing measurement time and improving ease of use, we also open up a number of opportunities for advanced quality control.

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    Tags: Product Design, Development, Product Development, Measurement

    Tooling for Shell Mold Casting

    Posted by Nic Tarzwell on 2020 Aug 5

    Every metalcasting process has unique tooling requirements. In sand casting, actual molds and cores are expendable, but tooling elements are more permanent. Shell mold casting tooling includes pattern plates, coreboxes, cavities, ejection systems and gating. All of these separate parts come together to allow precise formation of shell molded parts, whether the foundry is doing a run of 100 or 100,000 parts. A variety of metalforming techniques can be used to create tooling for shell mold casting, and the ideal process should strike a balance between quality, longevity and price.

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