1. What is the name of the gold colored coating that is applied to drills and mi

Question

1. What is the name of the gold colored coating that is applied to drills and milling cutters to make them last longer and do a better job of metal cutting? 2. What is the special ''smart'' property that a zinc coating on steel has? 3. Multiple covalent bonds that provide active sites for crosslinking are 4. Allowing large crystals to grow in polymers will usually do what to them? 5. Plastics compete best with steel on which factor? 6. Thermosetting plastics are not good for recycling because they cannot be softened for reprocessing. 7. What does ''organic'' refer to in the SPI definition of plastics? 8. Considerable emphasis has been placed on eliminating _____ in protective coatings to improve air quality and other aspects of our natural environment. 9. A broad classification of ceramic materials that use artificial raw materials, exhibit specialized properties, and require sophisticated processing is

Explanation / Answer

1. Titanium nitride is the material used to coat drills and milling cutters.

So, c. Titanium nitride.

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