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  • Users: flyerfly
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  1. flyerfly

    6061-T6 CTE and grain direction

    Hi Does anyone know if there is a difference in CTE for large sheets of rolled 6061-T6 between the grain direction and the transverse direction? I have some large sheets (288" long x 120" wide x .5" thick) that do not behave the way I would expect. The expansion seems different perpendicular...
  2. flyerfly

    Copper foil to fiberglass or carbon fiber bonding

    I am looking for recommendations on bonding copper foil into a fiberglass or carbon fiber laminate. The copper foil will be near the surface of the laminate but will not be exposed to corrosion environments. I am having a hard time getting a good bond. Would the use of BR127 or BR6747 help me...
  3. flyerfly

    Carbon panel supported by SS beam

    Hello, I need to support a long carbon panel (19 feet) with a stainless beam and they need to be bonded together to prevent leaking etc. Only problem is the CTE would cause a difference of around .25 inches over that length and the temps. it will opperate at. Does anyone know of a good...
  4. flyerfly

    shells and laminates

    Anyone out there that is using the advanced shells and laminates in mechanica for composites? I would like to chat if there is. There is almost no information on this on PTC's web site and support does not know to much.
  5. flyerfly

    composites BOM and drawings

    Hello, How does everyone handle composites in a BOM? I have done this sort of thing manually in the past by putting the laminate schedule down etc. but treating the laminate as a single part. I just wonder how everyone does this when it comes to using a PDM system. One thing I have thought of...
  6. flyerfly

    Composites and Mechanica

    I tried doing a verification model (simply supported beam) today with a composite sandwich and got very different results. Any thoughts? Method 1: All solid elements were used for both the thick core material and the laminate. The material properties for the core is isotropic (foam) and the...
  7. flyerfly

    Composites and Mechanica

    I tried doing a verification model (simply supported beam) today with a composite sandwich and got very different results. Any thoughts? Method 1: All solid elements were used for both the thick core material and the laminate. The material properties for the core is isotropic (foam) and the...

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