Glass Manufacturing Process

What is glass made of?

• Clay, gravel, and vinegar

• Soda ash, and limestone, silica sand

• Rocks, trees, and meta

• Sand, water, and salt

What Is glass describe as?

• A Supercooled Liquid

• An amorphous solid

• A crystalline substance

• A metalloid element

What processes are used in the manufacturing proof glass?

• Milling, drilling, and polishing

• Welding, forging, and casting

• Melting, molding, and annealing

• Molding, extrusion and injection

At what temperature are used for manufacturing glass?

• Around 2000°C

• Around 1500°C

• Around 1000°C

• Around 500°C

What is annealing?

• A process of heating glass to its melting point

• A technique for adding color to glass

• A method of shaping glass using molds

• A process of cooling glass slowly to relieve internal stresses

How is glass NOT commonly shaped during manufacturing?

• By casting molten glass in shape

• By submerging molten glass into cold water to solidify it

• By blowing air into molten glass with a blowpipe

• By molding molten glass using compression techniques

Which of the following additives is commonly used to lower the melting point of glass production?

• Calcium carbonate

• Aluminum oxide

• Cullet (Glass Fracture)

• Boron trioxide

Which process involves pulling molten glass through a die to create thin fibers or sheets?

• Pressing

• Drawing

• Blowing

• Casting

Which process involves forcing molten glass through a shaped opening or die to create continuous profiles such as rods or tubes?

• Extrusion

• Pressing

• Casting

• Blowing

What process involves pouring molten glass into a mold and allowing it to cool and solidify into a desired shape?

• Extrusion

• Pressing

• Casting

• Blowing