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7 Cards in this Set
- Front
- Back
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what is a adhesive |
the process of joining 2 or more materials called adherents, by a continuous bond |
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why are adhesives dangerous |
toxic flammable explosion risk corrosive |
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how are adhesives bonded |
mechanical-bonds with the surface chemical-bonds with the surface molecules |
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what stresses are on a adhesive joint |
tensile shear cleavage peel |
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adhesive advantages |
saves weight flexibility
leak proof joints electrical insulation no fastner holes joining of thin or awkward shaped items heat sensitive materials can be joined |
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disadvantages of adhesive |
limited heat resistance poor electrical and thermal conductivity high thermal expansion limited resistance to chemicals bonding integrity is hard to assess |
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what are the considerations of adhesives |
fail stress- when it will fail creep behavior durability- how long can it remain without serious deterioation |
