NC Machining of Bucket Runner

NC Machining of Bucket Runner

	Obtain minute inner profiles of bucket
	Making uniform profiles of bucket inner surface
	Improve working conditions by reducing grinding work dramatically

Runner

Manufacturing Process

Manufacturing Method Conventional Method (with grinder) NC Machining Raw materials All-in-one casting All-in-one casting or one forging Surface finish Hand finishing with grinder NC machining(partially hand finishing) Size of runner Medium-small Bucket pitch: over 150mm Profile accuracy Good Excellent(unifying dimensions & wave) Quality Good Excellent Working conditions Not good(dust, vibration, noise) Good Prospect Not good Excellent