... : Carbon Steel, Stainless steel 304, 304L, 316, 316L, 410 Size:16, 25, 50, 76, 100mm Application: Use as tower packing Metal ... (n/m3)Heaping weight (kg/m3)5/8 "16×16×0.33620.9494232140003965/8 "16×16×0.43710.9334572140005271 "25×25×0.52190.950255519403931 ... Metal pall ring (Dia.5/8", 1", 1.5", 2", 3", 4")