It is a cold working process, when the piece is finished and the furnace piece is completely cooled even inside.
The grinding wheel is part of the abrasive tools which are mechanical means such as the saw, the spiana and other means used to remove, by abrasion or cutting, all those parts that are superfluous.
Many of the part finishing operations are performed with the grinding wheel as well as with other tools.
It is very useful for polishing details, and for engraving decorations.
Credits: Parole di vetro
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