Engineering Materials
Thermoplastic materials are those materials which

Are used as a friction lining for clutches and brakes
Are formed into shape under heat and pressure and results in a permanently hard product
Do not become hard with the application of heat and pressure and no chemical change occurs
Are flexible and can withstand considerable wear under suitable conditions

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Engineering Materials
Inconel contains

80% nickel, 14% chromium and 6% iron
65% nickel, 15% chromium and 20% iron
68% nickel, 29% copper and 3% other constituents
80% nickel and 20% chromium

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