MCQOPTIONS
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| 1. |
Which of the following is not a characteristic of vibratory mill used for milling of cemented carbide? |
| A. | Shorter milling time (1-2 days) |
| B. | Wear of balls and mills is reduced |
| C. | Ratio of powders to balls in mills = 1:3.5 1:5.5 |
| D. | Ratio of powders to balls in mills = 1:1 1:3 |
| Answer» E. | |