Cost-effective metal Rounder

Electric rolling machine metal drum machine is a sheet metal forming machinery products, small manual electric dual-roll machine. Using motor as a power, easy to operate, the provincial labor-saving, before two people to do things a person can be done now, significant savings in labor. Bearer energy intensity, long life, rolling speed. Reliable product quality, etc. Mainly used for metal roll forming operations, aluminum skin, copper, stainless steel and other metal sheet. Casting: Casting is relatively early humans mastered a metal craft, about 6000 years old. BC has entered between about 1700 to 1000 before the heyday of bronze, the technology has reached a very high level. Casting refers to wait until the room temperature is liquid but will soon solidified mass was poured into a specific shape forming solidification processing methods. It was cast mostly original material is solid but is heated to a liquid metal (for example: copper, iron, aluminum, tin, lead), and the mold material may be sand, metal and even. In response to the different requirements, the methods used will be different.