SSI Manufacturing Technologies

Precision CNC Machining and Finishing

SSI offers high-precision CNC machining services for industries that demand exacting specifications and first-to-last component consistency. These industries include Aerospace, Communications, Defense & Firearms, Oil & Gas, and Medical & Optical Instruments. Service strengths include conventional and CNC multi-axis turning and milling, conventional and wire EDM, grinding, polishing and finishing, and value-add expert assembly.

Diverse Materials Proficiency

SSI is a master-fabricator, proficient in a wide variety of common and exotic materials. Using high-temperature metals, corrosion resistant alloys and other plastic and engineered substrates, SSI is a turnkey, go-to source for prototyping, pilot and production part building, and technical component assembly.

Product Capabilities
  • Turning Diameter: .300" - 10.0"
  • Turning Length: .010" - 14.0"
  • Min. Milling: .250" x .250" x .125"
  • Max. Milling: 35.0" x 15.0" x 15.0"
  • Total Tolerance: .0002"
Materials Used
  • lnconel, Monel, Hastelloy
  • Waspaloy, MP35N
  • Titanium, CRES
  • Super Duplex Steel
  • Stainless Steel
  • Stellite, Nitronic
  • Castings, Copper
  • Delrin, Forgings
  • PEEK, Polycarbonate
Process Capabilities
  • Primary Operations
  • Milling &Turning (CNC/Conventional)
  • Conventional & Wire EDM
  • Prototype, Pilot, and Production
  • Coordinate Measurement Machine
Secondary Operations
  • Sawing/Cutoff
Product capabilities
In-House Finishing Operations
  • Grinding
  • Polishing & Finishing
Outside Operations
  • Anodizing, Bright Dipping
  • Black Oxide
  • Centerless Grinding
  • Cleaning, Deburring
  • Electro & Electroless Plating
  • Laser Marking
  • Oxides & Phosphates
  • Passivate, Hard Coat
In-House Maintenance & Tool Making
  • Maintaining & Rebuilding Equip.
  • Tooling & Fixturing to Customer Specification



MARN, Inc.
590 Middlebury Road
P.O. Box 1205
Middlebury, CT 06762


MARN (Manufacturers Resource Alliance Network) is a woman-owned company focused on helping manufacturing companies in the U.S. succeed through improved sales strategies, supplemental sales support, and the facilitation of value-added resource networking.

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