China High Aluminum Catalyst Ceramic Balls Support Media, Find details about China Inert Ceramic Ball (catalyst support material), 90 White High Alumina Ceramic Balls from High Aluminum Catalyst Ceramic Balls Support Media
Model | XT99 Alumina Ceramic Ball | |||||||||||||
Color | White | |||||||||||||
Shape | Ball | |||||||||||||
Chemical composition | Min. % | Max. % | Usual % | |||||||||||
Al2O3 | 99 | 99.6 | 99.3 | |||||||||||
SiO2 | / | 0.2 | 0.18 | |||||||||||
Fe2O3 | / | 0.2 | 0.02 | |||||||||||
TiO2 | / | 0.55 | 0.02 | |||||||||||
CaO | / | 0.1 | 0.2 | |||||||||||
MgO | / | 0.1 | 0.05 | |||||||||||
Na2O | / | 0.25 | 0.1 | |||||||||||
K2O | / | 0.2 | 0.13 | |||||||||||
Physical properties | Leachable Iron (%) | ≤0.01 | ||||||||||||
Apparent Porosity by Weight (%) | ≤7.0 | |||||||||||||
H2O absorption (wt.%) | <4.0 | |||||||||||||
Acid resistance (%) | >99.8 | |||||||||||||
Alkaline resistance (%) | ≥90 | |||||||||||||
Bulk Density | (g/cm3) | 2.1 | ||||||||||||
(lb/ft3) | 131 | |||||||||||||
Specific density | (kg/m3) | 3400 | ||||||||||||
(lb/ft3) | 212 | |||||||||||||
Moh's hardness (scale) | >8.0 | |||||||||||||
Thermal conductivity (w/m2.k) | 0.7-0.8 | |||||||||||||
Max. Operating Temperature | (ºC) | 1550 | ||||||||||||
(ºF) | 2822 | |||||||||||||
Thermal expansion (%) (500ºC) | 0.10 | |||||||||||||
Thermal Shock Stability (times) (1000ºC 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) | 115 | 230 | 440 | 1355 | 1720 | 3344 | 3432 | 4034 | 4960 | ||||
(kg) | 52 | 105 | 200 | 615 | 780 | 1520 | 1560 | 1830 | 2250 | |||||
(N/PC) | 510 | 1030 | 1961 | 6031 | 7650 | 14896 | 15288 | 17946 | 22065 |
Diameter | 3 | 6 | 8 | 10 | 13 | 16 | 20 | 25 | 30 | 38 | 50 | 75 |
Size tolerance | ±1.0 | ±1.5 | ±2.0 | ±3.0 |