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  1. DickRocket

    Composite Spray Booms for Helicopter

    I am inserting nylon bungs and want to try having them sandwiched between layers and not having to do any post cure machining or adhering. I tried the shrink tubing but got bridging of the shrink tubing and really poor resin results around each bung. (also, since my part is tapered, the shrink...
  2. DickRocket

    Composite Spray Booms for Helicopter

    I am currently designing 15 ft. carbon spray booms to be used in the crop dusting industry. I have constructed a fiberglass mandrel which I will put 4 layers on carbon sleeve over and bag with nylon bungs every 10 inches (these will be tapped later for each spray nozzle). Here are a few...

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