Because the cages of taper roller bearings usually protrude beyond the bearing faces, special care must be taken to follow the recommended abutment dimensions.
由于圆锥滚子轴承的笼子通常伸出轴承面，必须采取特别的照顾，按照推荐的坝肩尺寸。
Cold ring rolling is a new technology to produce high-tech seamless rings. The asymmetry of the metal distribution in the taper ring causes large axial force, as well as sunken side faces.
冷辗扩是生产高质量无缝环件的新工艺，圆锥套圈辗扩由于金属分布的不均匀导致辗扩过程会产生较大轴向力，同时端面出现拉凹。
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