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Tech 46: Unit Three
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Tech 46: Unit Three. TURNING MACHINES AND PROCESSES. Engine Lathe. Engine Lathe. Maudslay’s First Lathe. Maudslay’s Second Lathe. Jeweler’s Lathe. Massive or Heavy Duty Lathe. Massive or Heavy Duty Lathe. Toolmaker’s Lathe. Turret Lathe. Turret Head. Tracer Lathe. Turning Center.
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Tech 46: Unit Three
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Tech 46: Unit Three TURNING MACHINES AND PROCESSES
Calculating Cutting Speeds • Cutting speeds (CS) are given is feet per minute. • Work speed is given in revolutions per minute (RPM). • Speed of work must be converted to RPM. • RPM = CS X 4/D • D = diameter of workpiece • CS = Cutting speed of particular metal
Lathe Attachments • Threading attachment • Taper attachment • Steady rest and follower rest attachments
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