February 2017

terracotta tile inspection Key points

Key points of terracotta tile inspection: * Samples to be inspected must be randomly selected from the bulk production product; * check if any defectives and cracks on the surface; * check if color different from the sealed sample * check whether the side bending and front side flatness (straight and flatness) is within the allowable range or not; * check if four sides length, diagonal length, and thickness is…

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