Product Introduction: 17%-19%Ordinary Ceramic Ball, is the most widely used support media in the world because of their excellent consistence and reliability.
Xintao 17%-19% Ordinary Ceramic Ball, is equal to Denstone® 57 Support Media. It is manufactured from very high quality chemical-porcelain clay materials, which has quite excellent stability, high mechanical strength and resistance to thermal shock, This makes them all ideal choice for support of all types of catalyst.
Typical Application: Be mainly used in the petroleum, chemical industry, fertilizers, natural gas, environmental
protection and other industries. It plays a role of supporting and compacting the packing of the tower.
Warranty: By National Standard HG/T 3683.1-2014 .
Free consultation during the warranty period.
Model | 17%-19% Ceramic Ball |
Color | Light gray |
Shape | Ball |
Chemical composition | | Min. % | Max. % | Usual % |
Al2O3 | 17 | 19 | 18 |
SiO2 | 70 | 77 | 74.9 |
Al2O3 + SiO2 | 90 | 94 | 93 |
Fe2O3 | / | 1.0 | 0.9 |
TiO2 | / | 0.5 | 0.46 |
CaO | / | 0.5 | 0.42 |
MgO | / | 0.5 | 0.38 |
Na2O | / | 2 | 1.12 |
K2O | / | 3.5 | 3.28 |
Physical properties | Leachable Iron (%) | ≤0.0001 |
Apparent Porosity by Weight (%) | D≥10mm | ≤0.4 |
D=6mm | ≤1.0 |
D=3mm | ≤3.0 |
Water absorption (wt.%) | ＜0.5 |
Acid resistance (%) | ＞99.8 |
Alkaline resistance (%) | ＞85 |
Bulk Density | (g/cm3) | 1.35 |
(lb/ft3) | 84 |
Specific density | (kg/m3) | 2300 |
(lb/ft3) | 144 |
Moh’s hardness (scale) | ＞6.5 |
Thermal conductivity (w/m2.k) | 0.9-1.0 |
Specific heat (J/kg.℃) | 628-837 |
Max. Operating Temperature | (℃) | 1050 |
(℉） | 1922 |
Thermal expansion (%) (500℃) | 0.20 |
Thermal Shock Stability (times) (500 ℃ then water cooling) | 10 |
Geometric properties | Nominal Size | (mm) | 3 | 6 | 10 | 13 | 16 | 19 | 25 | 38 | 50 |
(inch) | 1/8 | 1/4 | 3/8 | 1/2 | 5/8 | 3/4 | 1 | 1.5 | 2 |
Crush Strength Min. | (lbs) | 77 | 187 | 352 | 572 | 726 | 1672 | 1980 | 2090 | 8800 |
(kg) | 35 | 85 | 160 | 260 | 330 | 760 | 900 | 950 | 4000 |
(N/PC) | 343 | 885 | 1570 | 2540 | 3234 | 7448 | 8830 | 9310 | 39200 |
