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+61 (2) 40496656

Support

info@aimpg.com.au

Address

Unit 1/18, Naughton Ave, Birmingham Gardens, NSW, Australia.

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AIM- 90% Alumina Ball

Technical data:

Model: AIM- 90%
Colour: White
Shape: Ball
Typical Technical Composition Min. % Max. % Usual %
SiO2 0.002 4 2
Al2O3 90 92 90.8
Fe2O3 0 0.3 0.02
TiO2 0 0.1 0.02
CaO 0 4 1.50
MgO 0 0.1 0.05
Na2O 0 0.25 0.1
K2O 0 0.2 0.13
Physical properties
Index Value Value
Leachable Iron ≤ 0.01%
Apparent Porosity by Weight ≤ 7.0%
Moh’s Hardness Scale >8.0
Water Absorption <4.0wt.%
Acid Resistance >99.8%
Thermal Conductivity 0.7-0.8 w/m2 .k
Thermal Expansion @ 500 0.10%
Thermal Shock Stability, 1000 then water cooling 10 times
Max. Operating Temperature 1550°C 2822
Specific Density 3.2g /cm3 212 lb /ft3
Bulk Density (Packing Density) 1.9 g /cm3 125 lb /ft3
Crush Strength
Size / Crush Strength
Nominal Size (lbs) (kg) (N/pc)
mm inch min. min. min.
3 1/8″ 115 52 510
6 1/4″ 230 105 1030
10 3/8″ 440 200 1961
13 1/2″ 1355 615 6031
16 5/8″ 1720 780 7650
19 3/4″ 3344 1520 14896
25 1″ 3432 1560 15288
38 1-1/2″ 4034 1830 17946
50 2″ 4960 2250 22065

Size tolerance:

Diameter Ф 3 6 8 10 13 16 20 25 30 38 50 75
Size tolerance ±1.0 ±1.5 ±2.0 ±3.0