jb weld

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  1. Scott Chase

    Chemist Abdul Razzak on JB weld metal Motor mount epoxy

    I want to secure my motor mount in my project rocket. It has a Radio Frequency transmitter mounted in the cargo bay. I wanted to use the JB Weld original epoxy for the centering rings. The problem I think I'll have is interference from the metal that is in the JB Weld. Is there another epoxy...
    • Scott Chase
    • Thread
    • epoxy heavy wall centering rings jb weld motor mounts
    • Replies: 9
    • Forum: Techniques
  2. dumbquestions

    Why is JB Weld needed on Aeropac retainers when not using motor ejection?

    Motor ejection could try to push a motor casing out the back, so you want your retainer on pretty good. What about for larger motors where we're not using motor ejection? Is there really enough gas pressure in the tube that there is a risk of pushing the motor case out the back? Or is there...
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