Ammonia decomposition catalyst support ZZC-946 Physical Parameter No. Item Value Unit 1 Outside diameter 19 ± 1 mm 2 Side crushing strength ≥ 1000 N/pic 3 Height 19 ± 1 mm 4 Water absorption ≥ 13 wt% 5 Bulk density 1.2 ± 0.1 t/m3 Chemical Composition Unit  ： wt% MgO SiO2 Fe2O3 Al2O3 TiO2 Oters ≥ 88 ≤ 2 ≤ 2 1 ~ 5 0 - 3 Trace...