The lining of the valve is the special palisade, which makes the material pile up in the palisade.The falling material will bump the palisade and piled material not the body and plate.

• 耐磨矿渣溜子，采用特殊栅栏衬里，促使物料在栅栏中堆砌，下落的物料撞击栅栏及堆砌的物料，从而保护本体及分料板不受损坏。