Q.

What is the life of Tungsten carbide material nozzle?

A. 1 – 8 hrs
B. 2 – 5 hrs
C. 10 – 15 hrs
D. 25 – 40 hrs
Answer» C. 10 – 15 hrs
Explanation: nozzle made up of wc material has a life period which range between 10 – 15 hrs.
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