The dry tumbling process: Grinding
Today we will talk about the first stage of the dry tumbling process: the grinding.
Today we will talk about the first stage of the dry tumbling process: the grinding.
In the context of the tumbling process of cellulose acetate and injected plastic eyewear, the first step, defined grinding, has a basic importance in order to guarantee a perfect finishing of frames, temples and earpieces. It is indeed necessary to remove scratches derived from the previous treatments, like milling or mould deburring, avoiding to damage the surface and ensuring meanwhile a more or less marked rounding of the profile based on the several models.
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