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LyTherm 1535-LK is a lightweight refractory composite composed of an inner core of alumina-silica paper quilted with a durable textile cladding. This ceramic paper is designed for use in applications where abrasion resistance is of the utmost importance.
Features
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· High tensile strength · Low shot content |
· Protection against corrosion · Reduced heat loss and skulling |
· Minimal shrinkage · Chemical stability |
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Typical Applications |
Testing/Engineering Services |
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· Parting plane in refractory linings · Combustion chamber liners · Backup lining for metal troughs · Hot top linings · Thermal and electrical insulation · Refractory backup insulation · Coke oven door shock absorption medium · Kiln car deck covering
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· Thermal imaging for performance validation · Thermal conductivity for material characterization · Thermal modeling for engineering solutions
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Physical Properties |
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Melting Point, °F (°C) |
3200 (1760) |
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Use Limit, °F (°C) |
2300 (1260) |
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LOI, % |
10 |
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Density, lb/ft3(kg/m3 ) |
10-12 (160-192) |
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Dielectric Strength, V/mil |
N/A |
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Mullen Burst, psi |
46 |
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Chemical Properties % |
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Al2 O3 |
47.00 |
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SiO2 |
52.62 |
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Na2 O |
0.18 |
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Fe2 O3 |
0.03 |
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Others |
0.17 |
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Tensile Strength lb/in (kg/25mm) |
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Machine Direction Tensile |
28.77 (12.84) |
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Cross Direction Tensile |
17.64 (7.87) |
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Apparent Thermal Conductivity |
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Mean Temperature, °F (°C) |
Thermal Conductivity BTU in/hr ft2 °F (W/mK) |
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260 (500) |
0.062 (0.43) |
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426 (800) |
0.082 (0.57) |
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704 (1300) |
0.120 (0.83) |
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870 (1600) |
0.141 (0.98) |
Technical Data Sheet
