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first grinding machine

first grinding machine

Thefirst modern grinding machine (a universal cylindrical grinder) was built in 1874 in the USA. Initially,grinding machines operated with disks, orgrinding wheels,made from solid pieces of natural abrasive rocks; stronger wheels ofpulverized natural abrasives later came into use. The invention in 1893 of a method of making artificial abrasives (carborundum) substantially broadened the application of …

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