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Elmet Technologies

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Hexcel® HexWeb® HRP/OX - 1/4 - 7.0 Fiberglass/Phenolic Honeycomb  (discontinued **)
Categories: Ceramic; Glass; Glass Fiber; Other Engineering Material; Composite Core Material; Composite Fibers; Polymer; Thermoset; Phenolic

Material Notes: Designation: Material-Cell Size (inches)-Density
HexWeb® HRP is a glass fabric reinforced honeycomb in which a heat-resistant phenolic resin is used both for initial and final impregnations. This product was developed for use at service temperatures up to 350°F. However, it is also well suited for short exposures at high temperatures. The HexWeb® HRP-series honeycomb is available in the standard hexagonal configuration, as well as in the two formale geometries - OX-Core® and Flex-Core®.

Features: High strength up to 350°F; Good insulation and dielectric properties; Good bonding surface; Readily heat formed.
Applications: HexWeb® HRP has proven to be an excellent core material for radomes, aircraft structural parts and fairings, heat shields, and other assemblies that see elevated temperature service.

Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Physical PropertiesOriginal ValueComments
Density 7.00 lb/ft³
 
Mechanical PropertiesOriginal ValueComments
Compressive Yield Strength >= 0.850 ksiBare, min
 >= 0.990 ksiStabilized, min
 1.15 ksiBare, typical
 1.23 ksiStabilized, typical
Compressive Modulus 84.0 ksiStabilized, typical
Shear Modulus 14.0 ksiPlate Shear, L Direction, typical
 20.0 ksiPlate Shear, W Direction, typical
Shear Strength >= 0.310 ksiPlate Shear, L Direction, min
 >= 0.350 ksiPlate Shear, W Direction, min
 0.395 ksiPlate Shear, L Direction, typical
 0.450 ksiPlate Shear, W Direction, typical
 
Thermal PropertiesOriginal ValueComments
Maximum Service Temperature, Air 350 °FHigh strength retained

**
Materials flagged as discontinued () are no longer part of the manufacturer’s standard product line according to our latest information. These materials may be available by special order, in distribution inventory, or reinstated as an active product. Data sheets from materials that are no longer available remain in MatWeb to assist users in finding replacement materials.

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