post precision castings_post precision castings

At its core, sand casting glass involves shaping a mold from sand, typically mixed with a bonding agent to help it hold its form. The process begins with the creation of a pattern, which is usually crafted from wood, metal, or other materials. This pattern is then pressed into a compacted sand mixture, forming a cavity in which the molten glass will be poured. Once the pattern is removed, the mold is ready for the pouring process.

5. Finishing The final stage typically involves cleaning, machining, or surface finishing to achieve the desired tolerances and surface qualities.