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上海港散货场的带式输送机经常输送湿度较大的散粒、粉状及碎块物料,由于清扫效果不良,致使物料的粉末粘结在带面、托辊及滚筒,然后压实成块,使胶带产生变形、张力增
The belt conveyors of Shanghai port bulk yard often deliver the loose particles, powder and broken materials with high humidity. Due to the poor cleaning effect, the powder of the material is bonded on the belt surface, the idler roller and the roller and then compacted Block, the tape deformation, tension increased