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The concrete mixing truck uses a special reducer, which is different from the traditional reducer. Its structural design and manufacturing process are very special, so bearing is required to adapt to the bad working conditions of low speed, heavy load, partial load and impact load. Especially even when the flange connection transfer large swing Angle variation still need keep stable, reliable, low noise operation. The TWB special bearings for concrete mixing truck can meet these requirements very well and are the ideal choice for customization, localization and cost optimization.