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Question
Thermoplastic materials are those materials which
Thermoplastic materials are those materials which
A. Are formed into shape under heat and pressure and results in a permanently hard product
B. Do not become hard with the application of heat and pressure and no chemical change occurs
C. Are flexible and can withstand considerable wear under suitable conditionsD. Are used as a friction lining for clutches and brakes
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Thermoplastic materials are those materials which Do not become hard with the application of heat and pressure and no chemical change occurs. A thermoplastic, or thermo softening plastic, is a plastic polymer material that becomes pliable or moldable at a certain elevated temperature and solidifies upon cooling. Most thermoplastics have a high molecular weight
