Repair procedure of precision casting wax mold

A、 Process operation:

1. When repairing any kind of precision casting wax mold, wax repairers should first find out which part to repair.

2. Check whether there are bubbles, concavity, deformation and other defects in the wax mold. If any problems are found, inform the wax shooter in time to avoid batch wax mold waste.

3. Mold repair: remove the residual flash or parting line on the wax mold, carefully and gently cut off the flash or parting line along the wax mold with the edge of the blade. The burr formed on both sides should be cut horizontally and then vertically. It is not allowed to cut obliquely and damage the wax mold. The small flash can also be directly erased with a soft cloth. Wax mold concave repair: there are large and narrow concave places on the wax mold, which shall be repaired with repair wax, and the shape shall be correct after repair. Bubble repair: all bubbles on the wax mold must be broken and repaired with repair wax. The shape after repair shall be correct. Repair of flow marks: for polished parts and machined parts, use Vaseline wax to level them, and pay attention not to damage the wax mold itself. The repaired wax molds shall be blown off with an air gun, placed in a flat plate according to the process requirements, and sent to the inspection waiting area for inspection.

 

B、 Precautions:

1. Whether various defects on the surface of precision casting wax mold are repaired, and whether the flash and parting line are clean.

2. Check the size and shape according to the process requirements, and use the inspection tool of the inspection tool.

3. The mold repair shall be carried out as required, and the wax mold shall not be damaged.

4. The repaired wax scraps shall be placed in the tray to keep the workbench and site clean.

5. Make marks on the “identification card” in time.

 

Mold room

Hebei Junya Precision Machinery Co., Ltd., founded in 2017, is a high-tech enterprise integrating product design, mold development, casting, processing, surface treatment, testing and inspection and sales services. The factory covers an area of 5000 square meters and is located in Huanghua economic and Technological Development Zone, Hebei Province. The company has superior geographical location and convenient transportation. After years of development, the company has introduced advanced production equipment and management experience in various industries, and trained dozens of excellent professional R & D and technical talents.

At present, the company has more than 100 employees and more than 20 technical and R & D personnel. The company’s main products are stainless steel cast pipe fittings, quick connectors, ball valves, check valves, precision accessories, marine hardware, cast auto parts, etc. The product material is mainly 304 304L 316 316L CF8M WCB 1.4408, etc. The company officially passed ISO9000 certification in 2020 and is actively preparing for TS16949 quality system certification. With its good product quality and reputation, the company has become more and more prominent in the international market, with partners all over the world.

In 2020, the export volume accounted for more than 70% of the total sales, and has established long-term and stable cooperative relations with many enterprises in Europe, the United States and Japan. The company always adheres to the business philosophy of heart, innovation and ingenuity. Based on the principle of seeking development from R & D, meeting opportunities in development, building trust in opportunities and consolidating contacts in trust, we look forward to cooperating with you. For details, please contact 18902146189.


Post time: May-07-2022