What is Sand Casting ?

What is Sand Casting

Sand casting, also known as sand molded casting, is a sand as a molding material of the metal casting process.

1.Process

There are six steps in this process:

 1） Place a pattern in sand to create a mold.

 2） Incorporate the pattern and sand in a gating system.

 3） Remove the pattern.

 4） Fill the mold cavity with molten metal.

 5） Allow the metal to cool.

 6） Break away the sand mold and remove the casting.

2.The advantages of sand casting

 1） Lower cost

 2） Simple production process

 3） Short production cycle

3.Applications

Over 70% of all metal castings are produced via sand casting process. For example: gate valve, pump cover, cylinder head, … etc.

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