How to repair wax film in lost-wax casting

Generally speaking, during the process of repairing the wax film by lost-wax casting, the wax model taken out after wax injection will have more or less problems such as flash edges, multiple faces, broken claws, visible blisters, partial or overall problems, structural deformation, and small holes. Blockage, unclear flower head lines, overlapping flower heads, etc.

The scalpel blade can be used to repair defects such as burrs, multi-edged edges, unclear flower heads, overlapping flower head edges, etc. Sand holes and claws can be repaired with wax welding; small holes can be penetrated with welding needles; mold deformation can be corrected with hot water at 4050 degrees Celsius. .

In addition, for rings with different hand shapes, it is undoubtedly laborious and expensive to wait until the mold is installed before replacing the ring. Therefore, the general production company directly replaces the finger ring when repairing the wax mold. It is very troublesome to use a wax welding machine to replace the finger ring. Convenient. After welding, use a blade to trim the weld.