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How is the die used in injection molding cooled?(a) Oil(b) Air(c) Water(d) Contact with cold surfaceThis question was posed to me in final exam.The origin of the question is Injection Moulding Process in chapter Moulding with Polymers of Casting-Forming-Welding II

Answer»

Correct choice is (c) WATER

To EXPLAIN: When it comes to MOLDING of POLYMERS in thermoplastics, injection molding process is the most common of the methods. In this method, whenever the die has to be COOLED, there is water used to cool it.



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