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Thread: .38 caliber bullet shatters on hitting Prince Rupert's drop - GIF

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  1. Jan 29, 2019, 05:49 PM #7
    PJs
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    Quote Originally Posted by Moldyjim View Post
    True, but..
    I tried to break a 1/4" Zirconium oxide ceramic bearing ball by hammering it on a piece of mild steel.
    It never broke and imbedded fully into the steel.
    Dented the face of the ball pein too.
    Granted not a St.R drop but I was impressed...
    a Sphere is a tough nut to crack in many materials. I would have tried freezing the ZrO2 with dry ice then hit it with a chisel. It is impressive that it dented the ball pein and embedded in the mild steel.
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