The purposes of expanded metal are to conceal, filter, enclose, protect, and decorate. Strong, lightweight, and visually appealing, Wallner Expac- a 100% employee-owned company and North America’s largest manufacturer of expanded metals for HVAC filters- manufactures expanded metals for use in many applications.
For specialized applications such as microfiltration, battery technologies, and lightning strike protection, Wallner Expac precision engineers its MicroForm® line of expanded metal micromesh. This info sheet will introduce you to some of its many specialized uses. The back of the info sheet provides you with expanded metal terminology. To learn more,
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