Casting Blow Moulding Thermoforming Online Exam Quiz
Casting Blow Moulding Thermoforming GK Quiz. Question and Answers related to Casting Blow Moulding Thermoforming. MCQ (Multiple Choice Questions with answers about Casting Blow Moulding Thermoforming
What is the minimum thickness required by the plastic for vacuum forming?
Options
A : 0.125 mm
B : 0.25 mm
C : 0.375 mm
D : 0.5 mm
What is the maximum thickness that can be allowed for a plastics sheet in a vacuum forming process?
Options
A : 3 mm
B : 3.1 mm
C : 3.2 mm
D : 3.3 mm
What is the minimum air pressure required in the blow molding process?
Options
A : 350 kPa
B : 400 kPa
C : 450 kPa
D : 500 kPa
What can be the maximum pressure to be given to plastic for blow molding process?
Options
A : 700 kPa
B : 750 kPa
C : 800 kPa
D : 850 kPa
In blow molding, to inflate soft plastic, which medium is used?
Options
A : Air
B : Water
C : Oil
D : Alcohol
Which of the following is not a type of blow molding process?
Options
A : Injection blow molding
B : Extrusion blow molding
C : Multi-smaller blow molding
D : Multi-larger blow molding
Which of the following plastics is not used in blow molding?
Options
A : Terephthalate
B : Polypropylene
C : Polythene
D : PVC
Which of the following is not an application of blow molding process?
Options
A : Toy bodies
B : Door liners
C : Bottles
D : Pipes
The heater in the vacuum forming process is heated up to 90°C.
Options
A : True
B : False
C :
D :
The initial cost in blow molding is low.
Options
A : True
B : False
C :
D :