How much force does it take to break a board?
How much force does it take to break a board? A standard 12 by 12 white pine board takes about 1100 newtons (roughly 250lbs) of force to break. Because wood is a natural material, that varies a bit from board to board. A rule of thumb generally taught to martial artists is that breaking one board is equivalent to break one rib. Is karate Board breaking real? Breaking can often be seen in karate, taekwondo and pencak silat. Traditional Japanese martial art schools place little, if any, emphasis on board-breaking, although the art of breaking objects was known as tameshiwari...