Aintro-08_1

Aintro-08_1 - To shape the bottle they use a process called Blow Molding Amorphous Normal cool Fast Cool Large crystals Low strength ~ 55 MPa Also

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ES 2001 Introduction to Materials Science and Engineering B 2008
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Hardness Scale 1 10 Heat Transfer, Thermo Macroeconomics, Humanities ES2001 This class is not hard, but there is some chemistry!
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Background High school level Physics Chemistry Math and a whole lot of common sense …….
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Class (M,T, W ,R,F) Book Can I use older editions of the book? Grading - 2 exams - 6 on-line quizzes - 6 assignments - Class participation READ THE GRADING POLICY
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READING THE BOOK IS REQUIRED Class time will be used for bringing the concepts together with examples and problems.
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What is Materials Science? Structure Performance Properties Processing
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What is Materials Science? What is Materials Engineering? A basic set of rules describing the relationships between structure and properties in a material. Use of the above relationships to produce products with a desired set of properties/performance.
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Plastic Soda Bottles PET Keeps the CO 2 inside well Transparency important to customer PET Crystalline
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Unformatted text preview: To shape the bottle, they use a process called Blow Molding Amorphous Normal cool Fast Cool Large crystals Low strength ~ 55 MPa Also, gases escape fast Stretch Oriented Molecules~ 170 MPa Gases don’t escape fast Rough shape Stretch Bottle Stretching accomplished during blow molding Melt Annealing ~ 30% very small crystals Strength ~ 350 MPa High strength, high shelf life Use of coatings to improve shelf life Degradation and Recycling of soda bottles What is Materials Science? Structure Performance Properties Processing Course Objectives • To provide an introduction to the basic processing- structure-property relationships • To provide an introduction to the selection, testing and use of engineering materials http://www.boston.com/business/technology/articles/2 008/05/26/thinking_small_could_pay_off_big/ Read the following article for next class Boston Globe, May 26, 2008...
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This note was uploaded on 03/17/2010 for the course ES 2001 taught by Professor Shivkumar during the Fall '08 term at WPI.

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Aintro-08_1 - To shape the bottle they use a process called Blow Molding Amorphous Normal cool Fast Cool Large crystals Low strength ~ 55 MPa Also

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