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MW Industries

Rosemont, Illinois


MW Industries, Inc. Your Spring and Fastener Specialists The MW Industries, Inc. (MWI) family of companies, is the second largest manufacturer of springs and specialty fasteners in North America. More than 23,000 customers in over 35 countries trust the MWI family with the design and manufacturing of springs, fasteners and flat-stamped spring-related products. MWI companies offer: Proficiency in coiling, wire forming and machining Protoype to full production quantities All configurations and volumes including CNC-controlled processes Wire coiling diameters: Cold wound: .13mm - 16mm (.004" - .630") Hot wound: 11mm - 50mm (.433" - 2.00") Extension: .25mm - 16mm (.010" - .630") Torsion: .25mm - 16mm (.010" - .630") Double torsion: .25mm - 16mm (.010" - .630") Materials: Copper and alloys Steel, carbon and all grades of stainless Nickel and alloys, including MP35N Titanium Music Wire Exotics including: Elgiloy™, Hastelloy™, Inconel™, A286 and Monel™ Other processes and finishes: Shot peening Stress relief Hardening Tempering Dyeing Grinding Powder coating Heat set compression Wire rolling Each of MWI's 13 divisions employ various production technologies pertaining to, and specializing in spring and fastener manufacturing and technology. To view a division's list of certifications, visit the location's web page at

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