道聚氨脂皮带清扫器，采用一字式刮刀，可确保刮刀与皮带稳妥定的低接触力，使用寿命高，中间长圆缓冲孔使刮刀的缓冲跟随情好，抗冲击强度高。特制的防尘套密封弹簧组，可避免因卡料或积尘而无法充分发挥自调功能。
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