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Plastic Injection Machine Parts

Total questions: 17

Worksheet time: 3mins

Name
Class
Date
1.

What is the function of part A in the machine?

a)

Temperature Dial

b)

On/Off Switch

c)

Vise Clamp

d)

Hopper

2.

What is the purpose of part D in the machine?

a)

To hold materials

b)

To adjust temperature

c)

To store plastic

d)

To switch the machine on/off

3.

Which part is labeled as E on the machine?

a)

Hopper

b)

Plunger

c)

Temperature Dial

d)

Vise Clamp

4.

Which part is labeled as D on the machine?

a)

Plastic Reservoir

b)

On/Off Switch

c)

Temperature Dial

d)

Vise Clamp

5.

Which part is used to store plastic in the machine?

a)

A

b)

B

c)

C

d)

D

6.

What is the complexity and durability level of an Injection/3D Printed Mold?

a)

Low

b)

Medium

c)

High

d)

Very High

7.

What is the cost and quality level of a CNC Mold?

a)

Low

b)

Medium

c)

High

d)

Very High

8.

In the context of injection molding, what does the term 'part' refer to?

a)

The entire mold setup

b)

The final product formed

c)

The channel for molten material

d)

The excess material removed

9.

Which component is responsible for connecting the sprue tail to the runner?

a)

Runner gate

b)

Mold cavity

c)

Part

d)

Ejector pin

10.

What is the purpose of the runner gate in an injected product?

a)

To cool the product

b)

To connect the runner to the mold cavity

c)

To eject the product

d)

To form the final shape

11.

What is the purpose of the runner in the injection molding process?

a)

To shape the product

b)

To transport molten material

c)

To cool the product

d)

To eject the product

12.

Which molding technique is best for larger objects like auto parts?

a)

Extrusion Molding

b)

Blow Molding

c)

Compression Molding

d)

Plastic Injection Molding

13.

Which molding technique is suitable for hollow formed applications like tubing or straws?

a)

Rotational Molding

b)

Extrusion Molding

c)

Vacuum Molding

d)

Blow Molding

14.

What is the first step in the plastic blow molding process?

a)

Mould closes and parison is gripped in place

b)

Heated plastic is extruded into a hollow tube (parison)

c)

Compressed air is blown into the parison

d)

Product is trimmed and removed from the mould

15.

What happens immediately after the parison fills the mould?

a)

Compressed air is blown into the parison

b)

Product is trimmed and removed from the mould

c)

Mould closes and parison is gripped in place

d)

Heated plastic is extruded into a hollow tube

16.

Which molding technique is most suitable for creating complex shapes with high precision?

a)

Rotational Molding

b)

Plastic Injection Molding

c)

Blow Molding

d)

Compression Molding

17.

What is the primary function of the hopper in a molding machine?

a)

To store plastic pellets

b)

To adjust the temperature

c)

To eject the final product

d)

To clamp the mold