Sub-One Technology, Inc.

Sub-One Technology, Inc. is a coatings company focused on high-performance DLC (diamond-like carbon) coating technology and a patented Hollow Cathode process. Its ArmorLube approach delivers a permanent, dry lubrication solution designed to improve hardness, durability, and reliability while avoiding the complications of traditional liquid lubricants. Coatings can be applied to substrates including carbon steel, stainless steel, aluminum, Inconel, titanium alloys, nickel alloys, and SIC. Typical coating thickness ranges from 5–50 µm, with reported friction of 0.06–0.15 and hardness of 7–12 GPa. The company serves industries such as medical, automotive, firearms, oil & gas, and aerospace, with engineers able to formulate custom coating recipes for specific product goals and manufacturing processes. Headquarters are in Tucson, Arizona, United States.

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