Acast

What is a sand casting? How dose it comes out? The following passages would give you some answers. Have you seen a large metal made of iron, bronze, brass of aluminum with some featured patterns in the middle? Have you noticed a cavity of wood or metal? If you say yes, I think you have already got the idea of casting. The sand is a cast part produced by forming a mold from a sand mixture and pouring molten liquid metal into the cavity in the mold. After the process of cooling, the melted metal has been solidified. At the last, a sand casting would be gotten just separated from the mold. Generally speaking, it is produced as follows. The basic step is to place a pattern in sand to create a mold. It should be mentioned that the mould has two parts divided by the parting line. The cope is the upper half and the drag is the lower half. And as you know, there are 2 main types of sand. One is called the " green sand ", and the other is the "air set". The previo