Blow moulding is a very slow process, however economical for producing – McqOptions

MCQOPTIONS

1.	Blow moulding is a very slow process, however economical for producing products with better quality.
A.	True
B.	False
Answer» C.

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Which of the following materials is mostly used for making of thermoforming moulds?
Thermoforming is basically a cheap process as compared to injection and blow moulding process.
In thermoforming, it is very easy to mould the plastic materials which are of crystalline nature.
In thermoforming process, it is very difficult to control thickness of moulded parts or sheets.
Thermoforming process involves injecting of molten plastic into a mould cavity by application of compressed air.
Single stage stretch blow moulding process is mostly used for small level production.
Single stage stretch blow moulding is always preferred than two stage stretch blow moulding for increase in production rate.
In extrusion blow moulding process, it is very difficult to trim away excess of plastics.
Blow moulding is a very slow process, however economical for producing products with better quality.
Which of the following moulding processes is widely used for the manufacturing of plastic bottles?