1.Materials:PP,PVC,PE, PVDF etc. 2.Size: 25mm, 38mm, 50mm, 80mm 3.ISO9001:2008 Certificate Plastic Raschig Ring, have many kinds of materials for option, such as PP, PVC, CPVC, PVDF, PTFE, PE,etc.1. Characteristic: 1. Low pressure drop, large void space, large flux, high mass-transfer effiency, low energy consumption etc. 2. Excellent distribution in tower packing. 3. Widely used in seperation ...