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Food and Beverage
CoorsTek offers a variety of NSF-certified materials specifically designed for use in food processing
and beverage handling equipment. These high-purity alumina ceramics provide excellent corrosion and
wear resistance. Ideal for applications over a wide range of temperatures.
Click here for a copy of our certification.
Contact Information:
Food and Beverage Handling Ceramics Specialists
+1.800.821.6110 Toll Free in North America
+1.303.277.4766 Tel
+1.303.277.4779 Fax
Related Literature:
Ceramic Material Properties Chart
PDF Document, Multi-Page, Printer Friendly (84 K)
Can Tooling and Handling Ceramics
PDF Document (177 KB)
Fluid Handling Ceramic Components
PDF Document (218 K)
Labware Catalog
PDF Document (342 K)
Labware Price List
PDF Document (157 K)
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AD-85 |
AD-90 |
AD-94 |
AD-96 |
FG-995 |
AD-995 |
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Properties* |
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Units |
Test |
Nom. 85% Al2O3 |
Nom. 90% Al203 |
Nom. 94% Al203 |
Nom. 96% Al203 |
Nom. 98.5% Al203 |
Nom. 99.5% Al203 |
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Density |
|
gm/cc |
ASTM-C20 |
3.42 |
3.60 |
3.70 |
3.72 |
3.80 |
3.90 |
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Crystal Size |
Average |
MICRONS |
THIN-SECTION |
6 |
4 |
12 |
6 |
6 |
6 |
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Water Absorption |
|
% |
ASTM-373 |
0 |
0 |
0 |
0 |
0 |
0 |
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Gas Permeability |
|
– |
– |
0 |
0 |
0 |
0 |
0 |
0 |
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Color |
|
– |
– |
WHITE |
WHITE |
WHITE |
WHITE |
WHITE |
IVORY |
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Flexural Strength (MOR) |
20° C |
MPa (psi x 103) |
ASTM-F417 |
296 (43) |
338 (49) |
352 (51) |
358 (52) |
375 (54) |
379 (55) |
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Elastic Modulus |
20° C |
GPa (psi x 106) |
ASTM-C848 |
221 (32) |
276 (40) |
303 (44) |
303 (44) |
350 (51) |
370 (54) |
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Poisson's Ratio |
20° C |
– |
ASTM-C848 |
0.22 |
0.22 |
0.21 |
0.21 |
0.22 |
0.22 |
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Compressive Strength |
20° C |
MPa (psi x 103) |
ASTM-C773 |
1930 (280) |
2482 (360) |
2103 (305) |
2068 (300) |
2500 (363) |
2600 (377) |
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Hardness |
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GPa (kg/mm2) |
KNOOP 1000 gm |
9.4 (960) |
10.4 (1058) |
11.5 (1175) |
11.5 (1175) |
13.7 (1400) |
14.1 (1440) |
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R45N |
ROCKWELL 45 N |
73 |
75 |
78 |
78 |
82 |
83 |
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Tensile Strength |
25° C |
MPa (psi x 103) |
ACMA TEST #4 |
155 (22) |
221 (32) |
193 (28) |
221 (32) |
248 (36) |
262 (38) |
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Fracture Toughness |
K(I c) |
Mpa m1/2 |
NOTCHED BEAM |
3 - 4 |
3 - 4 |
4 - 5 |
4 - 5 |
4 - 5 |
4 - 5 |
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Thermal Conductivity |
20° C |
W/m °K |
ASTM-C408 |
16.0 |
16.7 |
22.4 |
24.7 |
27.5 |
30.0 |
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Coefficient of Thermal Expansion |
25-1000° C |
1X 10-6/°C |
ASTM-C372 |
7.2 |
8.1 |
8.2 |
8.2 |
8.2 |
8.2 |
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Specific Heat |
100° C |
J/kg*K |
ASTM-E1269 |
920 |
920 |
880 |
880 |
880 |
880 |
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Thermal Shock Resistance |
∆ Tc |
°C |
NOTE 3 |
300 |
250 |
250 |
250 |
200 |
200 |
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Maximum Use Temperature |
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°C |
NO-LOAD COND. |
1400 |
1500 |
1700 |
1700 |
1700 |
1750 |
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Impingement |
|
– |
NOTE 4 |
1.00 |
0.45 |
0.52 |
0.50 |
0.48 |
0.47 |
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Rubbing |
|
– |
NOTE 4 |
1.00 |
0.36 |
– |
0.60 |
– |
– |
Related Links:
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