Metal VSP Ring 1.Size:Dia25,38,50,76mm 2.Material:carbon steels,aluminium,copper,bronze,ss304L,316L 3. low pressure drop Metal VSP rings have reasonable Geometric symmetry, good structural uniformity and High porosity. The surface of the packing tower is continuous and not disconnecting ,evenly distributed in space .Compared with , its flux can increase 15-30 percent, and the pressure can reduce ...