Patent ID: 9067813
Filing Date: 2015-06-30
Classification: C03B

Abstract:
1. A forming mold for forming a glass piece, the forming mold comprising: an outer surface; and a forming structure provided at the outer surface; wherein the forming mold is made from a polyporous refractory material, the forming structure comprises at least one forming surface matching with a shape of the glass piece, the forming mold defines a plurality of micro-cavities communicating with each other in interior of the forming mold and the outer surface of the forming mold, the micro-cavities are evenly and compactly distributed in the forming mold, and the forming mold is structured and arranged to be pumped down from the outer surface to generate an absorption force on molten glass material provided at the at least one forming surface for sucking the molten glass material on the forming structure to form the glass piece.