Technology

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Discuss three operational steps that can be taken to reduce the thickness of an extruded part. ... Started by shenderson6	3 Replies 160 Views	Aug 19, 2018 by Hdosisshsbshs
Discuss the temperature profile shapes normally used for nylon and polyethylene when using a ... Started by 2125004343	1 Replies 43 Views	Aug 19, 2018 by huda
Assume you are working for a custom extrusion company that uses many dies, many resins, and many ... Started by HCHenry	1 Replies 63 Views	Aug 19, 2018 by tuwy
Why do the cross-sectional shapes of the die orifice and the final (cooled) extruded part sometimes ... Started by Diane	1 Replies 235 Views	Aug 19, 2018 by deja
If non-melted resin particles are noted in the molded part what corrections might be made? What ... Started by kfurse	3 Replies 161 Views	Aug 19, 2018 by trampas
Why is low specific heat capacity desired in a mold cavity material for some applications and a high ... Started by jake	1 Replies 48 Views	Aug 19, 2018 by Chou
Explain the purpose of a preplasticizing unit. What will be an ideal ... Started by PhilipSeeMore	1 Replies 35 Views	Aug 19, 2018 by brittrenee
Why can blow molding molds be made out of aluminum, whereas injection molding molds are usually made ... Started by Coya19@aol.com	1 Replies 94 Views	Aug 19, 2018 by joechoochoy
What factors are likely to determine the maximum size part that can be blow molded? What will be ... Started by james9437	3 Replies 89 Views	Aug 19, 2018 by abro1885
What is the principle problem when forming a bottle using injection molding? What will be an ... Started by jasdeep_brar	1 Replies 55 Views	Aug 19, 2018 by Alyson.hiatt@yahoo.com
Identify two advantages of using inserts in injection molds. What will be an ideal ... Started by krzymel	1 Replies 58 Views	Aug 19, 2018 by gcook
What method is used in injection blow molding to achieve the type of part wall thickness control ... Started by schs14	1 Replies 75 Views	Aug 19, 2018 by xoxo123
When making bottles by blow molding, you find that about every tenth bottle has a small hole in the ... Started by ishan	3 Replies 79 Views	Aug 19, 2018 by apple
What is a resin? What will be an ideal response? ... Started by sdfghj	1 Replies 66 Views	Aug 19, 2018 by karmakat49
Give several reasons for the development and use of plastics. What will be an ideal ... Started by RRMR	1 Replies 58 Views	Aug 19, 2018 by dlook33
What are three major determining factors in the price of plastics? What will be an ideal ... Started by Beheh	1 Replies 71 Views	Aug 19, 2018 by JaynaD87
Why is an octet of electrons a stable configuration? What will be an ideal ... Started by anshika	3 Replies 115 Views	Aug 19, 2018 by leahm14
Identify the type of bond and the product formula expected between magnesium (Mg) and chlorine (Cl), ... Started by LCritchfi	1 Replies 46 Views	Aug 19, 2018 by nguyenhoanhat
What is an initiator and why is it important in a polymerization reaction? What will be an ideal ... Started by waynest	1 Replies 63 Views	Aug 19, 2018 by Jayson
Describe the bonding in a carbon-carbon double bond. Include in this description an explanation of ... Started by shofmannx20	1 Replies 128 Views	Aug 19, 2018 by Kedrick2014
Describe crosslinking and the resultant properties that it will create. What will be an ideal ... Started by Medesa	3 Replies 106 Views	Aug 19, 2018 by poopface
What are thermal stresses and how are they caused in plastic materials? How can they be relieved? ... Started by kfurse	1 Replies 58 Views	Aug 19, 2018 by frankwu0507
Define a free radical and explain why it is so reactive. What will be an ideal ... Started by skymedlock	1 Replies 43 Views	Aug 19, 2018 by reelove4eva
Name three methods of reducing the amount of thermal degradation that might occur in a ... Started by cherise1989	1 Replies 67 Views	Aug 19, 2018 by zacnyjessica
Can all materials exist as solids, liquids, and gases at various temperatures? Explain. What will ... Started by littleanan	3 Replies 117 Views	Aug 19, 2018 by b614102004