Model Number: HW104-1 Key Specifications/Special Features: Application: desiccantSizes: 2-4mmAppearance: white beadsProduct has following characteristics:lwhite sphere with multi-aperture, well-distributed granule, smooth surface, high mechanical strength, good hygroscopicity (staying sphere shape without expanding split by absorbing water, non-toxic, odorless, insoluble in water and alcohollunder certain operation and regeneration condition, this product’s drying can reach dew point temperature 70-degree minus, it can be used in field of oxide manufacturing, textile manufacturing, air drying in electronic industry, air drying of automatic instrument, as well as chemical fertilizer, petrochemical industry, decontaminating agent (dew point can reach 40-degree minus)In air separationindustry, its pressure swing adsorption (PSA)can be 55 degrees minusRemarks: we can also produce size of 0.5-1mm of this product Physical characteristics Crystalline phase χ-ρ Al₂O₃ Bulk density g/cm³ 0.65-0.70 Crush strengthN/sphere ≥120 Surface area m²/g ≥300 Pore volume cm³/g 0.40-0.46 Abrasion rate % <0.4 Adsorption rate % ≥17 Chemical component Al₂O₃ >92% Fe₂O₃ <0.05% SiO₂ <0.08% Na₂O <0.4%