Sand casting involves four basic steps: assembling the sand mold, pouring liquid metal into the mold, allowing the metal to cool, then removing the sand and removing the casting. Of course, the process is more complicated than it sounds.

Size range:
While most investment castings are small, the investment process can produce castings weighing over 1,000 pounds. This capability is limited to relatively few investment casters and requires special handling expertise. Most castings are measured in ounces and weigh up to 20

In fact, nothing can be made without heat treatment, the process of heating and cooling metal under strict control to improve its properties, performance and durability.

Electroplating is basically the process of electroplating a metal onto another metal by hydrolysis, mainly to prevent the metal from corroding or for decorative purposes. The process uses an electric current to reduce dissolved metal cations, resulting in a thin, coherent metal coating on