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Skamol Group Moler SUPRA Insulating Block

Category Ceramic , Oxide , Silicon Oxide
Manufacturer Skamol Group
Trade Name Moler
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
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Material Notes:
SKAMOL Moler insulating bricks & blocks have the following characteristics: Max. service temperature: Up to 1000°C (1832°F)Back-up insulation Excellent insulating propertiesHigh mechanical strengthLight weightGood thermal shock resistanceIncreasing strength at rising temperaturesHigh content of amorphous silica accounting for an increased viscosity being induced into attacking slags or meltsNon-wetting to molten aluminum and other metalsA wide range of bricks and blocks in various combinations of bulk density, thermal conductivity and crushing strengthPrimarily used for back-up insulation, typically in industrial furnaces behind a refractory lining.Information provided by Skamol.
Physical Properties Metric English Comments
Bulk Density 0.753 g/cc
0.0272 lb/in³
Dry
Loss On Ignition 1.50 %

@Temperature 1025 °C
 1.50 %

@Temperature 1877 °F
Porosity 68 %
68 %
Total
Permeability 2.0
2.0
nPm, Permeability to Air; BS EN 993-4: 1995
Mechanical Properties Metric English Comments
Modulus of Rupture 0.00180 GPa
0.261 ksi
EN 993-6: 1995
Compressive Strength 7.00 MPa
1020 psi
EN 1094-5: 1995
Thermal Properties Metric English Comments
CTE, linear 2.00 µm/m-°C

@Temperature 20.0 - 750 °C
 1.11 µin/in-°F

@Temperature 68.0 - 1380 °F
 BS 1902: section 5.3: 1990
Specific Heat Capacity 0.800 J/g-°C
0.191 BTU/lb-°F
Thermal Conductivity 0.130 W/m-K

@Temperature 200 °C
 0.902 BTU-in/hr-ft²-°F

@Temperature 392 °F
 Mean temp.; ASTM C-182
0.140 W/m-K

@Temperature 400 °C
 0.972 BTU-in/hr-ft²-°F

@Temperature 752 °F
 ASTM C-182
0.150 W/m-K

@Temperature 600 °C
 1.04 BTU-in/hr-ft²-°F

@Temperature 1110 °F
 ASTM C-182
Maximum Service Temperature, Air 900 °C
1650 °F
Shrinkage 1.00 %

@Temperature 1000 °C,
Time 43200 sec
 1.00 %

@Temperature 1830 °F,
Time 12.0 hour
 Linear Reheat Shrinkage; EN 1094-6: 1999
Component Elements Properties Metric English Comments
Al2O3 9.0 %
9.0 %
CaO 0.80 %
0.80 %
Fe2O3 7.0 %
7.0 %
K2O 1.6 %
1.6 %
MgO 1.3 %
1.3 %
Na2O 0.40 %
0.40 %
SiO2 77 %
77 %
SO3 1.2 %
1.2 %
TiO2 0.70 %
0.70 %
Descriptive Properties Value Comments
Color Red
Creep in Compression 1.4%
BS EN 993-9: 1997, after fluoride gas exposure, 50h at 800°C (1472°F), load 0.1 MPa (14.5 psi)
Pyrometric Cone Equivalent 1350°C
ASTM C24-89, ORTON cones
Resistance to Thermal Shock Min 30 cycles
EN 993-11: 1998, heating to 950°C (1742°F)
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