Plastic pall ring 16, 25, 38, 50,76mm plastic pall ring PP, PE, ... 5. High mass transfer efficiency.6. Resist nesting and wall-flow effect.7. Gas-liquid with uniform distribution.Applications ... weight (kg/m3)Φ1616×16×11880.91275112000141Φ2525×25×1.21750.902395350091Φ3838×38×1.41150.892201580071Φ5050 ... 50×1.5930.90127650056Φ7676×76×2.6730.9294193060 16, 25, 38, 50,76mm plastic pall ring (Material: PE, ...