Not enough can create reduction concerns manifested as chatter or a squealing noise in the roll bite and trouble attaining proper gauge target, having a negative impact on quality.

• 投加量不够会造成变形量问题，表现形式为进料时震动或尖啸类型的噪声并导致无法达到合适目标厚度的问题，最终会对质量产生不利影响。