Thermosetting polymers are_________________?
Correct answer: B. Cast molded
- A. Injection moulded
- B. Cast molded
- C. Extruded
- D. None of these
Explanation
Thermosetting resins form a permanent cross-linked network during curing, so they are commonly shaped by casting, compression, or transfer moulding. They cannot be repeatedly melted for ordinary extrusion or injection moulding.
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