Understanding Sand Casting

What is sand casting?

• A method of painting with sand

• Pouring hot metal into a hollow mould in a sand box

• Carving shapes directly into sand

• Casting shadows on sand for art

What is the first step in sand casting?

• Pouring the molten metal

• Removing the bottom of the box

• Placing a mould into the DRAG with sand packed around it

• Brushing the sand off the cooled metal

What is the DRAG in sand casting?

• A type of sand used in casting

• The bottom half of the casting box

• The top half of the casting box

• A tool for smoothing the sand

What materials can be used to make a mould for sand casting?

• Metal, glass, paper

• Rubber, gelatin, resin

• Foam, wood, plastic

• Water, ice, stone

What is the purpose of the runner and riser hole in sand casting?

• To shape the metal

• To cool the metal faster

• To hold the mould in place

• To allow the molten liquid to be poured in and vent excess

Why might products made by sand casting require additional finishing processes?

• Because they are usually rough from the sand texture

• Because they are not durable enough

• Because they are too smooth

• Because they are often too large

What is a visible feature of products made by sand casting?

• Brightness

• Transparency

• Split lines

• Elasticity

Why is sand casting considered low cost to set up?

• Because it uses high-tech machinery

• Because it requires little labour

• Because it requires little machinery

• Because it uses expensive materials

For what type of production runs is sand casting suitable?

• Short

• Long

• Mass

• Continuous

What types of metals can be used in sand casting?

• Both ferrous and non-ferrous metals

• Only precious metals

• Only non-ferrous metals

• Only ferrous metals