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Unformatted text preview: 23.12- The seven elements of single-point tool geometry are: 1. End Cutting Edge Angle (ECEA) 2. Nose Radius (NR) 3. Side Cutting Edge Angle (SCEA) 4. Side Rake Angle 5. Back Rake Angle 6. Side Relief Angle (SRA) 7. End Relief Angle (ERA) 23.15- The two general categories of cutting fluids according to function are: 1. Coolants 2. Lubricants 23.19- Cutting fluid filter systems are becoming more common and some of the advantages are: it helps with contamination issues, prolonged cutting fluid life between changes, reduced fluid disposal cost, cleaner cutting fluid, lower machine tool maintenance, and longer tool life. 23.20 Some of the problems associated with the use of cutting fluids are: Overheating the tool, operating at lower cutting speeds and production rates to prolong tool life, and absence of chip removal benefits in grinding and milling. Multiple Choice 23.1 A 23.3 B, C, G 23.5- C, E 23.7- D 23.9- B...
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- Spring '12