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2009-01-05 Plastics - Duromer: Dear Lenin, Anything can break if there are flaws, etc. I am sure there are also certain other conditions to consider, temperature and possibly chemistry of certain areas that can affect the material...
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2008-12-19 Plastics - REG reprocessing of material: Any thermal analysis will work: 1. DSC is probably best (Differential Scanning Calorimetry) 2. Rheometry, parallel plate, will show viscosity increase. 3. Mechanical, shoot a part from 100% regrind...
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2008-12-18 Plastics - "Shrink" plastic?: Kayla, I think what you have heard about is called Shrink wrap it is polyethylene based film which shrinks to fit a shape when heat is applied to it it is used for wrapping pallets. You can also find...
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2008-12-17 Plastics - REG reprocessing of material: Dear Bala, yes, this is general practice, yes it affects the properties. The effects are based on the re-grind amount used. Typically 1% or less is used if color is not an issue, maybe even 2%. Depending...
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2008-12-16 Plastics - questions about resin/plastic for artwork: Dear Bruni, Yes, you could probably use the polyester resin for boats as a coating. The better choice would be to purchase a clear polyurethane or even an epoxy. In Europe, I would contact Bayer, ICI...
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