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High Speed and Precision Angular Contact Ball Bearing

       ♦ Optimize design,ball diameter,curvature,rib structure;
       ♦ Open,non-contact sealed;
       ♦ Including 70,719,72 series;
       ♦ Contact angle C: 15° AC: 25°;
       ♦ Ball material:steel ball,ceramic ball;
       ♦ Retainer TA: bakelite retainer;
       ♦ Super speed,high precision,low noise;
       ♦ Bearing parameter: