The heart of a hydraulic piston pump, called a cylinder block or rotor, starts as a turned blank up to eight inches diameter. Then, nine circumferential piston bores from 0.1875 to 1.5 in. (4.8 - 38.1 ...
With higher performance required from turbochargers, steering knuckles, gears, fuel systems and valves, honing is being used more widely. It can make an already “good” bore into one that is round and ...
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