| 摘要 |
The process for polishing the surface of kietchen vessels for their Teflon coating consist of (a) placing ressels with small abrasive quantity of parts balls fillect over them in the framed container,; (b) rapidly agitating the uessels and balls with abrasive grits added by shaking and rotating the container for grind-polishing (c) controlling the amount of the abrasive and the intensitity of agitation. The apparatus includes winding rollers (9,9') mounted in counter to move up and down the container with a pair of reversible motors (8,8') and supporting rollers (10,10') mounted in the center of supporting frame bars (11).
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