JTEKT develops grease-lubricated ball bearing for EV motor
JTEKT announced that it has developed a grease-lubricated ball bearing which is capable of high-speed rotation that exceeds 1.5 million dmn (pitch circle diameter (mm)× rotation speed (min-1)) for electric vehicles (EVs). To achieve high-speed rotation, the general method is to improve the crown-shaped resin case whi....
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