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Rulon Bearings

Ultracor® UKF-68-3/8-2.0 Honeycomb Core Material
Categories: Other Engineering Material; Composite Core Material

Material Notes: Construction: ±45° K49 120. Fiber: Kevlar® K49. Ultracor® is a very low density honeycomb core material designed for use in highly weight-sensitive structures.  It is expected that it will be used in spacecraft Antenna Reflectors, Optical Benches, Solar Arrays, and other lightly loaded structures which must be positioned with accuracy and stability in order to properly perform their intended purpose. It was developed using a space qualified, toughened, polycyanate matrix resin. General Ultracor® features include low density, design flexibility, low CTE, low CME, and high thermal conductivity.

Data provided by Ultracor Inc., formerly YLA Cellular Products Company.

Key Words: Kevlar Fiber Composite Core Material; Kevlar K49
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Physical PropertiesMetricEnglishComments
Density 0.0290 g/cc0.00105 lb/in³core density
 
Mechanical PropertiesMetricEnglishComments
Compressive Yield Strength 0.900 MPa131 psi
Shear Modulus 0.0190 GPa2.76 ksiribbon direction
Shear Strength 0.480 MPa69.6 psiribbon direction

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EYLA03 / 6140

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