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When compared to sand, how much effective is garnet as abrasive material in AWJM?(a) 20%(b) 30%(c) 40%(d) 50%I have been asked this question at a job interview.This intriguing question comes from AWJM in chapter Mechanical Processes of Advanced Machining

Answer» CORRECT option is (b) 30%

For explanation I would say: Garnet, which is commonly USED abrasive MATERIAL is NEARLY 30% more effective than sand in Abrasive water JET machining.


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