1,material: pure copper
2,proceses: sand casting,machining
3,be used in:  welding  machine part

4,equipment: cnc,shot-blasting machine gravity casting machines,  low pressure casting     machines,  die casting machines , wire-electrode cutting machines.

Pure copper is extremely difficult to cast as well as being prone to surface cracking, porosity problems, and to the formation of internal cavities. The casting characteristics of copper can be improved by the addition of small amounts of elements including beryllium, silicon, nickel, tin, zinc, chromium and silver.

The copper casting workshop has ten years history, we focus on the  high quality