Refrapure AP-10 / AP-20

High Purity High Alumina Catalyst Bed Supports

General Properties
Max. Service Temp. ˚C 1850
Chemical Properties
Al2O2% min. 99.3
SiO2% max. 0.1
Fe2O3% max. 0.1
Na2O% max. 0.3
Nominal Size Size Range
mm inch mm
3 1/8 2-4
6 1/4 5-7
8 5/16 7-9
10 3/8 8-12
13 1/2 11-15
19 3/4 17-21
25 1 23-27
38 11/2 35-41
50 2 47-53
75 3 72-78

Physical Properties - Refrapure - AP 10

Size Individual Ball Density Bulk Density Porosity Crushing Strength
mm Gms/cc, min Kgs/Ltr. Lbs/cu.ft % max. Kgs min Lbs. min
3 3.10 1.85 to 2.05 115 to 128 10 60 132
6 3.10 1.85 to 2.05 115 to 128 10 140 308
8 3.10 1.85 to 2.05 115 to 128 10 175 385
10 3.10 1.85 to 2.05 115 to 128 10 250 550
13 3.10 1.85 to 2.05 115 to 128 10 375 825
19 3.10 1.85 to 2.05 115 to 128 10 675 1485
25 3.10 1.85 to 2.05 115 to 128 10 875 1925
37 3.10 1.75 to 1.95 109 to 122 10 1050 2310
50 3.10 1.75 to 1.95 109 to 122 10 1600 3520
75 3.10 1.70 to 1.90 106 to 119 10 4000 8800

Physical Properties - Refrapure - AP 20

Size Individual Ball Density Bulk Density Porosity Crushing Strength
mm Gms/cc, min Kgs/Ltr. Lbs/cu.ft % max. Kgs min Lbs. min
3 2.90 1.80 to 1.95 112 to 112 20 50 110
6 2.90 1.80 to 1.95 112 to 112 20 100 220
8 2.90 1.80 to 1.95 112 to 112 20 125 275
10 2.90 1.80 to 1.95 112 to 112 20 175 385
13 2.90 1.80 to 1.95 112 to 112 20 200 440
19 2.90 1.80 to 1.95 112 to 112 20 400 880
25 2.90 1.80 to 1.95 112 to 112 20 600 1320
37 2.90 1.70 to 1.90 106 to 119 20 800 1760
50 2.90 1.70 to 1.90 106 to 119 20 1200 2640
75 2.90 1.65 to 1.85 103 to 115 20 3000 6600