Fine irregularities in the surface texture of a material, usually including those resulting from the inherent action of the production process. Surface roughness is usually reported as the arithmetic roughness Ra and is given in micrometers or microinches.
TRUMPF FABTECH 2014 Preview
See the products TRUMPF will have on display at FABTECH on Nov 11-13 in Atlanta. TRUMPF will introduce a wide array of new products and technologies, including the world premiere of the TruLaser 2030 fiber laser cutting machine, in addition to new laser cutting, punching and press brake technologies, laser marking, laser welding, and power tools. Visit our FABTECH web site: www.us.trumpf.com
From the Web: Harley jewelry; U.S. manufacturing renaissance or fantasy? - by Vicki Bell Highlights for fabricators from the past week’s Web articles—Utica, N.Y., company decorates Harleys; manufacturing renaissance—maybe, maybe not; women provide manufacturing muscle; and predicting metal costs.
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