平辊是弧形芯轴上通过轴承安装一系列可旋转的辊面，来达到展平的作用。通常外表上看，平辊是固定的，橡胶套是可旋转的。平辊用于塑料薄膜、纸、纺织品及类似产品的加工设备上，或者有时也用于其他导辊无法安装的位置。
此模型可对平辊轧制矩形件产生的脱方量进行定量计算。
It may make quantitive account of skew ratio from plain roller rolling square bar.
矫平机由板料导入装置、引板驱动辊、两侧可调的导向装置、矫平辊等组成。
The leveler is composed with guider-in device, the drive roller, both sides adjustable guide device and leveling roller etc.
对F4 ~ F6机架平辊的预磨凸度进行优选，明显改善了带钢的平直度。
As for flat roll of F4 ~ F6 stands, their pre-grinding crowns were optimized and the flatness of strips was greatly improved.
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