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1. Sand precision casting bronze parts

The accuracy of the casting is limited by the type of sand and the molding process. Sand castings made from coarse green sand impart a rough texture to the surface, ...

2. Precision brass sand casting part

After casting, the cores are broken up by rods or shot and removed from the casting. The metal from the sprue and risers is cut from the rough casting. Various heat treatments may be applied to relieve stresses from the initial cooling ...

3. Casting Small Iron Parts

The sand is then removed, revealing a rough casting that, in the case of iron or steel, may still be glowing red. In the case of metals that are significantly heavier than the casting sand, such as iron or lead, the casting flask ...

4. OEM casting sand carbon component

Cores 
To produce cavities within the casting-such as for liquid cooling in engine blocks and cylinder heads-negative forms are used to produce cores. Usually sand-molded, cores are inserted into the casting box after ...

5. Precision sand casting carbon

Molding box and materials 
A multi-part molding box (known as a casting flask, the top and bottom halves of which are known respectively as the cope and drag) is prepared to receive the pattern. ...