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Table 1 Ceramics considered for the inorganic matrix material

From: The Mars Science Laboratory Organic Check Material

Vendor Brand Composition [wt.%] Porosity [%] Compressive strength [MPa] Max T [°C] ρ [g/cm3]
Accuratus Accuflect B6
Accuflect G6
(glazed B6)
Al2O3 95.5 % 30, variable
0 (for glaze)
62 1200
750
(for glaze)
2.3
SiO2 2.9 %
MgO 1.1 %
CaO 0.28 %
Na2O 0.15 %
Fe2O3 0.15 %
Aremco Aremcolox 502-1400 Al2O3   25 62 1427 2.8
Corning glass Porous vycor SiO2 96.0 % 28   1000 2.18
B2O3 3.0 %  
Al2O3 <0.6 %  
Na2O 0.4 %  
Cotronics Rescor 310M SiO2 >99.5 % 63, fixed 8.3 1650 0.8
Al2O3 0.3 %
CaO <0.2 %
Fe2O3 <0.03 %
Filtros* FAO-10 (∅pore=60)
FAO-50 (∅pore=140)
FAO-100 (∅pore=210)
Al2O3 84.7 % 40 variable 1100 2.1
SiO2 10.0 %
TiO2 2.2 %
Br2O3 1.1 %
MgO 0.5 %
Fe2O3 0.5 %
Na2O 0.2 %
CaO 0.1 %
HP technical ceramics FS-120
SLS-50
SiO2 30, variable 12 1500 but softens over 1000 1.54
SiO2–CaO–Na2O 30, variable