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Small pharmaceutical bottles with accurate neck finish is formed by _______ process.

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+1 vote
in Food Packaging Technology by (63.0k points)
Small pharmaceutical bottles with accurate neck finish is formed by _______ process.

(a) Calendering

(b) Injection Blow Moulding

(c) Extrusion Blow Moulding

(d) Rotational Moulding

The question was asked in a job interview.

My enquiry is from Blow Molding in Thermoplastics topic in portion Thermoplastic Polymers Properties & Processing of Food Packaging Technology

1 Answer

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Best answer
Correct choice is (b) Injection Blow Moulding

Best explanation: Small pharmaceutical bottles with accurate neck finish are formed by Injection blow moulding process. In injection moulding process, the parison is formed in one mold and then, while still molten, is transferred to a second mold where blowing with compressed air forms the final shape. After cooling, the mold is opened and the bottle is ejected.

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