Using solvent discharging valve gear in the small mill barrel can make no material draffy remain in the barrel consequently reduce the waste.

体积较小的研磨内桶结合泻溶剂阀，使桶内几乎没有残留物料，减少浪费，对于中小订单的客户，更具有经济价值，满足更多客户的需求。

It is equipped with asphalt return tube, anti-puffing pressure vent valve, anti-aging overhead nitrogen valve, thermometer, volumeter and output asphalt rapid discharge valve and coupling.

配备沥青溢流管、防冒液呼吸阀、防老化顶置充氮阀、温度计、容量计和输出沥青的快速卸料阀及接耦。