Illinois Reuse Machineries and Industrial Equipment Newsboad > Tools
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> Heald #271 sizematic internal grinder #1143
Heald #271 sizematic internal grinder #1143
Swing over table (straight work): 18 Swing inside standard guard: 12 Maximum length of hole: 5 Maximum diameter of hole: 5 1/2 Minimum diameter of hole: 1/8 Maximum included angle: 60 Table travel: 16 SPEEDS & FEEDS: Table speed, rapid traverse: 35 fpm; grinding: 0 - 20 fpm Workhead speeds: 400, 266, 200 & 133 rpm Maximum power cross feed: 0.042 on diameter DRIVE: Workhead motor: 1 1/2 - 1 - 3/4 - 1/2 HP, 1800, 1200, 900, 600 rpm Oil pump motor: 2 HP Wheelhead motor: 5 HP EQUIPPED WITH: Dresser Red Head spindle Rough & Finish timers 10 3-jaw chuck
