| 摘要 |
The present invention related to the metal breaker conical core that is used in the casting sector for the placement of the point risers into the mould and that provides the breaking of the metal solidified within the riser smoothly from the casting material while the point riser is separated from the mould in general can be used as conically or reversed conically as based on the direction of placement of the neck piece (1) into the conical piece (2); and is composed of the neck piece (1) enabling the access of the metal breaker conical core into the mould (4) and the riser (3), the notch (1.1) enabling the neck piece (1) to carry out the metal breaking procedure, the conical piece (2), the hole (2.1) of the conical piece (2) enabling the neck piece (1) to be placed in the conical piece (2), the flange foot (2.2) enabling the placement of the metal breaker conical core into the riser (3). |
