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| Q. |
is/are used as di-electric fluid in die sink EDM process. |
| A. | pure water |
| B. | silicone gel |
| C. | petroleum products |
| D. | epoxy resins |
| Answer» C. petroleum products | |
| Explanation: the dielectric fluid in the die-sink edm process is usually some petroleum product. in the wire cut edm process, it is most common to use de-ionised water. | |
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