... slurry ,sludge and power;good seal.SpecificationsMotorized or pneumatic slide Gate Valve high-quality heat-resistant material UK RotorkCE ComplianceHigh sealing, no ... medium : dust, paper pulp, syrup, sewage, gas, powder, particle, slag-water mix, etc. ( function(){ var aBigImageSrc = [ 'http://i00.i.aliimg.com ...