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RPM-PSI Production Part. TrueMill® Case Study |
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Established in 1975 as a privately held small business, Rotating Precision Mechanisms Inc. has since become regarded by the Commercial, Government, Military, and Scientific communities as one of the world’s preeminent suppliers of Antenna, Optical, and Sensor Positioning Systems and Sub-Systems, with over 250 years of combined direct mechanical and electrical control engineering experience.
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Summary on RPM-PSI production part
• TrueMill provided an 83% reduction in roughing time, resulting in a 38% reduction in overall cycle time.
• 20 Hours machining time was saved for this 75 part run. That's 2.5 shifts!
• Over $107,000 increased profit for the first year from machine time savings. |
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TrueMill Made The Difference |
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| | SPINDLE SPEED | 12,000 RPM | 12,000 RPM |
| | FEED RATE | 175 IPM (4,445 mm/min) | 650 IPM (16,500 mm/min) |
| | DEPTH-OF-CUT | .200" (5.08 mm) | .600" (15.24 mm) |
| | STEPOVER | .220" (5.59 mm) | .375" (9.53 mm) |
| | DEGREES OF ENGAGEMENT | 83.1 – 180° | 120° |
| | MATERIAL REMOVED | 47.32 in3 (775.44 cm3) | 47.32 in3 (775.44 cm3) |
| | CYCLE TIME | 44 minutes 43 seconds | 27 minutes 55 seconds |
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The Result: TrueMill provided Rotating Precision Mechanisms with a 38% reduction in cycle time!
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