Eng-Tips is the largest engineering community on the Internet

Intelligent Work Forums for Engineering Professionals

  • Congratulations waross on being selected by the Tek-Tips community for having the most helpful posts in the forums last week. Way to Go!

Search results for query: *

  1. rajasai

    Composite material for garden tool

    Carbon fiber would be your best bet for the blade. A plain weave pattern and lay it up in a 0,+45,90,90,-45, and 0 ply orientation.
  2. rajasai

    Copper foil to fiberglass or carbon fiber bonding

    I would try getting a good surface prep on the foil, maybe use a scotch bright pad. Remember to move in a horizontal and vertical pattern and not in circles. Then clean with acetone. I would also do a water break test to see if I have a good surface prep for bonding. Have you tried using a...
  3. rajasai

    Some helpful websites I found for composite problems

    Just wanted to share with the community some pretty helpful websites that I found. They have a lot useful information and solutions for common composite problems with pictures. http://www.harveyscomposites.co.za/Information/troubleshooting_table.aspx...
  4. rajasai

    Surface finish using resin infusion process

    The weave we are using is a 0 and 90 degree plain weave fiberglass cloth. We have already found a solution for our print through problem. The solution was to use 2 plies of continuous strand mat in between our gelcoat and woven cloth. This solved the problem by reducing the voids in the...
  5. rajasai

    Surface finish using resin infusion process

    We are having problems with the surface finishes on our fiberglass laminates. The process we are using is resin infusion. Vacuum is set a 0.8 Bar or about 12 PSI. The problem we are experiencing is print through on the gelcoat and sometimes pinholes. This usually happens on our thinner...
Back
Top