MILLENNIUM RING MFG CO

Millennium Ring Mfg. Co. manufactures all types of seamless rolled rings through the ring rolling process, along with forged and machined components and investment castings. The company operates ring rolling machine lines with furnaces, supported by CNC and lathe machines for parting and turning, plus fully equipped metallurgical and testing laboratory capabilities. Its manufacturing process begins with a circular metal perform that is upset and pierced into a hollow “donut,” then heated and rolled under pressure to continuously form seamless rolled rings with controlled ID and OD. Quality and testing are managed through a 3-layer inspection system using CP, APQP, MSA, FMEA, PPAP, and process charts, with chemical analysis, dimensional inspection, tensile testing, hardness testing, microstructure analysis, and NDT (MPI/UT). The company is an ISO 9001:2008 certified organization and serves industrial sectors including aerospace, automobile/automotive, bearing, construction, defense, gear & transmission, marine, nuclear power, oil field, pharmaceutical, power & energy, pump & valve, and more.

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