T-86 Ceramic Ball Bed Support Specifications

Revised 2015

TYPICAL CHEMICAL ANALYSIS (wt. %) T-86
Alumina, Al2O3 18 – 23
Silica, SiO2 70 - 75
Calcia, CaO < 1
Titania, TiO2 < 2
Alkalies, K2O + Na2O 1 - 4
Magnesia, MgO < 1
Leachable Iron < 0.001
Leachable Sulphur None Detected
Leachable Chlorides None Detected
TYPICAL PHYSICAL PROPERTIES T-86
Shape Spherical
Avg Crush Strength, lbs (kg) 1/8"(3.2 mm) 80 (36)
1/4" (6.4 mm) 180 (82)
1/2" (12.7 mm) 500 (227)
3/4" (19.0 mm) 1150 (522)
1" (25.4 mm) 2000 (907)
1-1/4" (31.8 mm) < 2000 (907)
1-1/2" (38.1 mm) < 2000 (907)
2" (50.8 mm) < 2000 (907)
Loose Fill Packing Density, lbs/ft3
(kg/m3)
81 - 86
(1298 - 1378)
Apparent Particle Density, lbs/ft3 (g/cc) 143 (2.3)
Water Absorption, wt. % < 1
Hardness, Mohs’ 6.5
Maximum Use Temperature, º F (º C) 1800 (982)
Mean Specific Heat, BTU/ lb-ºF 0.25
Thermal Shock Resistance
(heated to 1500º F and quenched in water)
Passed

The above data are based on controlled testing. Individual test results may vary, therefore these data may not be used for specification purposes. Average crush strength values are actual force required by a hydraulic press to break individual spheres. NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WARRANTIES OF FITNESS FOR A PARTICULAR PURPOSE OR MERCHANTABILITY, ARE MADE REGARDING THE DATA OR PRODUCTS SHOWN ABOVE.

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