Glass canopies for the office center of the DZ Bank in Berlin
Rudolf Hess,
Glasconsult, structural engineering of glass
Glass Performance Days 2007
Conference Proceedings Book
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W. Gries
In the past, peripheral rotation speed of
grinders was around 30 m/sec. Today, most CNC
machinery have spindles allowing speeds from
40 to 50 m/sec.
Recently, tests have been performed at
speeds as high as 100 m/sec. Productivity and
edge quality have been considered at high speed
against standard speeds.
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