... compounding, dispersing, homogenization, devolatiliation, pressure-buildup in twin screw extruders, in accordance to the specific requirements of each ... RUIYA's products.L Metering feeders are equipped with single screw, twin screws(both intermeshing and non-intermeshing), or ... , standard nitrated steel is used for barrels and screw elements. For applications with particular requirements, high corrosion ...