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You use five main materials in green sand casting. These are silica sand, bentonite clay, water, powdered coal (sea coal), and additives. Each material has a special job. They help shape the mold and affect the casting. Look at the table below to see their usual amounts and what they do:

Foundry equipment includes tools and machines for casting metal. These machines shape melted metal into parts for cars and planes. In 2023, the foundry tools market was worth $1.2 billion. By 2032, it may grow to $2.1 billion. This growth shows higher demand for better metal parts. New technology also makes the process faster and easier. Quanzhou Juneng Machinery is a top company in this area. They make advanced tools like the Servo Top and Bottom Shooting Sand Molding Machine for modern needs.