Specification :

RP-99 high alumina ball is widely used as catalyst and adsorbent bed support in refining, petrochemical and gas processing applications, where low silica content or high density is required.
Available sizes: 3mm, 6mm, 10mm, 13mm, 19mm, 25mm, 38mm, 50mm, 75mm
Chemical composition:
SiO2 d0.20%
Al2O3 e99.2%
CaO 0.08%
TiO2 0.05%
MgO 0.05%
K2O 0.0 4%
Na2O 0.09%
leachable Iron less than 0.01%

Physical properties
Free volume (%) 40
Water absorption (wt. %) 3
Hardness, Mohs’ 8
Particle density ( gm/cc ) 3.5
Bulk density (kg/m3) 1900-2100
Maximum operating temperture() 1800

Crush Strength
size Crush strength, lbs(kg)
3mm (1/8�) 200 (90)
6mm (1/4�) 450(205)
10mm (3/8�) 880 (400)
13mm(1/2�) 1870 (850)
19mm(3/4�) 2860(1300)
25mm(1�) 3740(1700)
30mm(1-1/4�) 3740(1700)
38mm (1-1/2�) 4840(2200)
50mm(2�) 5500 (2500)