Skamol Group SICAL 78 Silicon Nitride-Bonded Silicon Carbide Brick

Category	Ceramic , Carbide
Manufacturer	Skamol Group
Trade Name	SICAL
Port	Ningbo port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Skamol Group SICAL 78 Silicon Nitride-Bonded Silicon Carbide Brick.pdf
Price	EMAIL US sales@lookpolymers.com

Material Notes:

Silicon nitride-bonded silicon carbide brick has the following characteristics: Max. service temperature 1580Â°C (2876Â°F)For sidewall lining of aluminum reduction cellsHigh thermal conductivityLow porosityLow thermal expansionLow gas permeabilityOutstanding abrasion and erosion resistanceHigh modulus of ruptureSuperior resistance to metal penetration and attackExtremely high crushing strengthExcellent oxidation resistance and resistance to corrosionInformation provided by Skamol.

Physical Properties	Metric	English	Comments
Bulk Density	2.64 g/cc	0.0955 lb/inÂ³	EN 993-1 1995
Porosity	17 %	17 %	Apparent; EN 993-1 1995
Permeability	<= 0.050	<= 0.050	nPm, Permeability to gases; EN 993-4 1995

Mechanical Properties	Metric	English	Comments
Modulus of Rupture	0.0440 GPa	6.38 ksi	EN 993-6: 1995
Compressive Strength	160 MPa	23200 psi	EN 993-5 1998

Thermal Properties	Metric	English	Comments
CTE, linear	4.30 Âµm/m-Â°C @Temperature 20.0 - 1000 Â°C	2.39 Âµin/in-Â°F @Temperature 68.0 - 1830 Â°F	ASTM C-372
Thermal Conductivity	21.0 W/m-K @Temperature 700 Â°C	146 BTU-in/hr-ftÂ²-Â°F @Temperature 1290 Â°F	Hot strip, Mean temp.; SINTEF
	28.0 W/m-K @Temperature 500 Â°C	194 BTU-in/hr-ftÂ²-Â°F @Temperature 932 Â°F	Hot strip, Mean temp.; SINTEF
	38.0 W/m-K @Temperature 200 Â°C	264 BTU-in/hr-ftÂ²-Â°F @Temperature 392 Â°F	Hot strip, Mean temp.; SINTEF
Maximum Service Temperature, Air	1580 Â°C	2880 Â°F

Component Elements Properties	Metric	English
Al2O3 + Fe2O3 + CaO	0.50 %	0.50 %
Si3N4	18 %	18 %
SiC	78 %	78 %
Silicon, Si	0.50 %	0.50 %
SiO2 + Si2ON2	2.0 %	2.0 %

Descriptive Properties	Value	Comments
Color	Grey
Corrosion Resistance	3	SINTEF
Dimensional Tolerances (Length/Width/Thickness)	Â±2.0/Â±2.0/Â±1.0 mm
Standard Sizes	510x300x50mm, 500x300x100mm, or 230x114x64mm	Other sizes made on request

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