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Rulon Bearings

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Solvay LTM® 26EL Epoxy with 34-700 Unidirectional Carbon Laminate Prepreg
Categories: Polymer; Thermoset; Carbon Fiber/Thermoset Composite; Epoxy; Epoxy/Carbon Fiber Composite

Material Notes: LTM26 series prepregs are low to medium viscosity epoxy resin matrices formulated to cure at low initial cure temperatures. These prepregs can be used to manufacture components by autoclave, press or vacuum bag molding techniques. After post-cure, these resins are suitable for service temperatures up to 115°C (239°F) dry or 90°C (194°F) wet

Features & Benefits:

  • Out life between 2 and 5 days at 21°C (0°F)
  • 12 months storage at -18°C (0°F)
  • Low initial cure temperatures from 50 to 60°C(122 to 140°F)
  • Service temperatures under load up to 115°C (239°F)
  • Excellent mechanical properties, equivalent to many 120°C (248°F) curing prepreg systems
  • Adhesion to foam core materials
  • High quality components can be made from low cost and low temperature molds
  • Rapid cure capability between 80°C (176°F) and 120°C (248°F)
Product Variants:
LTM26ELB- Black pigmented version of LTM26EL
LTM26ELFR- Fire-retarded version of LTM26EL, passing JAR25.853 vertical burn
LTM26ELFRB-Black pigmented version of LTM26ELFR
LTM26ELFS- Low smoke (DIN5510, M1 compliant) variant of this resin system, see PDS1035

Property data for LTM26EL/34-700 unidirectional carbon laminates; Cure cycle: 14 hours at 60°C (140°F), 6.2 bar (90 psi); Post-cure: 1 hour at 120°C (248°F)

Information provided by Cytec, subsequently acquired by Solvay.

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 1.18 g/ccCured Resin, 1 hr at 120°C
Storage Temperature -18.0 °C
 
Mechanical PropertiesOriginal ValueComments
Flexural Strength 184000 psi
@Temperature 100 °C
0° Orientation, Post-Cured, wet; CRAG 200
 215000 psi
@Temperature 100 °C
0° Orientation, Post-Cured; CRAG 200
 222000 psi
@Temperature 50.0 °C
0° Orientation, Post-Cured, wet; CRAG 200
 255000 psi
@Temperature 50.0 °C
0° Orientation, Post-Cured; CRAG 200
 256000 psi
@Temperature 50.0 °C
0° Orientation, Cured; CRAG 200
 278000 psi
@Temperature 21.0 °C
0° Orientation, Post-Cured; CRAG 200
 278000 psi
@Temperature 21.0 °C
0° Orientation, Post-Cured, wet; CRAG 200
 287000 psi
@Temperature 21.0 °C
0° Orientation, Cured, wet; CRAG 200
 298000 psi
@Temperature 21.0 °C
0° Orientation, Cured; CRAG 200
Flexural Modulus 120 GPa
@Temperature 50.0 °C
0° Orientation, Post-Cured; CRAG 200
 122 GPa
@Temperature 50.0 °C
0° Orientation, Cured; CRAG 200
 127 GPa
@Temperature 50.0 °C
0° Orientation, Post-Cured, wet; CRAG 200
 129 GPa
@Temperature 21.0 °C
0° Orientation, Post-Cured; CRAG 200
 130 GPa
@Temperature 21.0 °C
0° Orientation, Cured, wet; CRAG 200
 132 GPa
@Temperature 100 °C
0° Orientation, Post-Cured; CRAG 200
 136 GPa
@Temperature 21.0 °C
0° Orientation, Post-Cured, wet; CRAG 200
 139 GPa
@Temperature 21.0 °C
0° Orientation, Cured; CRAG 200
 141 GPa
@Temperature 100 °C
0° Orientation, Post-Cured, wet; CRAG 200
Shear Strength 6960 psi
@Thickness 2540 mm
0° Interlaminar, Post-cured, wet; ASTM D2344
 7400 psi
@Thickness 2540 mm
0° Interlaminar, Post-cured; ASTM D2344
 9720 psi
@Thickness 1270 mm
0° Interlaminar, Post-cured; ASTM D2344
 9860 psi
@Thickness 1270 mm
0° Interlaminar, Post-cured, wet; ASTM D2344
 11500 psi
@Thickness 533 mm
0° Interlaminar, Post-cured, wet; ASTM D2344
 11600 psi
@Thickness 533 mm
0° Interlaminar, Cured; ASTM D2344
 11600 psi
@Thickness 533 mm
0° Interlaminar, Cured, wet; ASTM D2344
 11800 psi
@Thickness 533 mm
0° Interlaminar, Post-cured; ASTM D2344
 85600 psi
@Thickness 1270 mm
0° Interlaminar, Cured; ASTM D2344
 
Thermal PropertiesOriginal ValueComments
Maximum Service Temperature, Air 90.0 °CWet, Post-Cure Required
 115 °CDry, Post-Cure Required
Glass Transition Temp, Tg 75.0 °CDMA E' onset, 8 hrs at 60°C
 130 °CDMA E' onset, 8 hrs at 60°C+1 hr at 120°C
 
Processing PropertiesOriginal ValueComments
Processing Temperature 60.0 °CCure Temp. Optimum
 50.0 - 100 °CCure Temp. Range
 120 °C
@Time 3600 sec
Recommended Post-Cure
Gel Time 11.0 min
@Temperature 100 °C
 22.0 min
@Temperature 90.0 °C
 44.0 min
@Temperature 80.0 °C
 90.0 min
@Temperature 70.0 °C
 135 min
@Temperature 65.0 °C
 200 min
@Temperature 60.0 °C
 300 min
@Temperature 55.0 °C
 450 min
@Temperature 50.0 °C
Shelf Life 12.0 Month

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to go back to viewing the property data in MatWeb's normal format.

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PCYTED140 / 180442

Aluminum Castings

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