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Ball Copper Principle

how ball bearing is made manufacture making used,balls. 4 the balls are a little more difficult to make, even though their shape is very simple. surprisingly, the balls start out as thick wire. this wire is fed from a roll into a machine that cuts off a short piece, and then smashes both ends in toward the middle. this process is called cold heading..rolling of metals process and principles with diagram,principles of rolling the rolling is a process which consists of passing the metal through a gap between rollers rotating in opposite direction. this gap is smaller than the thickness of the part being worked. therefore, the rollers compress the metal while simultaneously shifting it forward because of the friction at the roller-metal interfaces..

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