Ceramics - Duraboard 2600

A high-temperature insulating board designed to provide high stability at elevated temperatures.

Application
Full thickness refractory linings, insulating back-up to dense refractories, brick and castables. Use in ceramic kiln, box furnace and petrochemical furnace. Industrial combustion chamber construction.
Characteristics
Formulated with a blend of Fiberfrax(R) alumina-silica fibers and Fibermax(R), Unifrax’s patented polycrystalline mullite fibers. Controls shrinkage to <1.0% after 168 hours @ 2450°F/1343°C.
Sheet Size
18x18, 24x24 and 24x48 in 1,1-1/2 and 2” th.
Density
14 lb/ft3; 224 kg/m3
Operating temperature
2600°F; 1427°C
Compressive strength
(Green) 22lb/in2 @ 5% deformation
Dielectric strength
27 volts /mil
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