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Unit 3 Glass Manufacturing

Total questions: 15

Worksheet time: 6mins

Name
Class
Date
1.

What is the process introduced in the UK by Sir Alastair Pilkington in 1959?

a)

Float Glass Process

b)

Blow and Blow Process

c)

Press and Blow Process

d)

Down-drawn Method

2.

What are the main components of soda lime glass?

a)

Soda, lime, and silica sand, cullet

b)

Soda, calcium oxide, and boron

c)

Silica sand, cullet, soda and boric acid

d)

All of the above

3.

What temperature does the molten glass reach in the furnace?

a)

1000°C

b)

1500°C

c)

600°C

d)

1100-1300°C

4.

What is the purpose of the annealing chamber?

a)

To cool the glass

b)

To reduce internal stress

c)

To cut the glass

d)

To wash the glass

5.

What is the down-draw process used for?

a)

To produce thin glasses

b)

To produce thick glasses

c)

To produce colored glasses

d)

To produce glass fibers

6.

What is the Blow and Blow method used for?

a)

To produce bottle glass

b)

To produce jar glass

c)

To produce flat glass

d)

To produce glass fibers

7.

What is the first step in the Press and Blow method?

a)

Gob dropped into blank

b)

Plunger presses blank shape

c)

Blank pressed

d)

Final shape blown

8.

What is the main advantage of the down-draw process?

a)

Pristine surfaces

b)

Low thickness of the sheet

c)

High flexibility in output

d)

All of the above

9.

What is the best method can be used to produce screen display of IPAD?

a)

Blow and Blow process

b)

Press and Blow process

c)

Float glass process

d)

Down drawn process

10.

Name the molten metal used in float glass process.

a)

Silver

b)

Tin

c)

Glass

d)

Brass

11.

1.            “Molten glass flows into a rotating bowl with many small orifices around periphery”

This statement to describe the process to produce glass fiber using ________

a)

Danner process

b)

Centrifugal process

c)

Drawing process

d)

Vello process

12.

What the function of GLORY HOLE at the melting furnace in glass blowing process.

a)

melting glass

b)

remove stress

c)

reheat glass

d)

apply color

13.

predict the best process method can be used to produce this container

a)

down drawn

b)

drawing

c)

blow and blow

d)

press and blow

14.

Name the process to produce tube glass

a)

Down drawn

b)

Danner process

c)

Vello process

d)

Blowing

15.

Based on picture, what is the best method or process can used.

a)

Centrifugal

b)

Dawn drawn

c)

Drawing

d)

Floating