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Rulon Bearings

Park Aerospace Nelcote® V-376 Cyanate Ester Epoxy Prepregs, 581 Quartz Reinforced
Categories: Polymer; Thermoset; Epoxy

Material Notes: Nelcote® V-376 is a Cyanate Ester matrix providing excellent electrical and mechanical properties for harsh aircraft, shipboard, and undersea applications for Radomes, Antenna, and Reflectors. Simple processing and good handling characteristics make V-376 an ideal alternative to BMI and polyimide resin systems. GC110 LM qualified specifications.

Key Features and Benefits:

  • Cyanate Ester resin provides outstanding electrical properties (Dk, Df)
  • Excellent Moisture resistance properties
  • Simplified handling and processing characteristics
  • Minimal degradation of mechanical properties in Hot/Wet environments
  • Self-Adhesive to many types of foam and honeycomb core

Applications/Qualifications:

  • Radomes
  • Reflectors
  • Antenna
  • Signature Control

Information provided by Park Electrochemical Corp.

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 PropertiesMetricEnglishComments
Volatiles <= 2.0 %<= 2.0 %
Water Absorption 0.67 %0.67 %by weight; 14 day soak at 160°F
Thickness 0.279 microns0.0110 milcured laminate, per ply
 
Mechanical PropertiesMetricEnglishComments
Tensile Strength, Yield  421 MPa
@Temperature 204 °C
61000 psi
@Temperature 400 °F
0° Direction, Dry; ASTM D638
 483 MPa
@Temperature 82.2 °C
70000 psi
@Temperature 180 °F
0° Direction, Wet; ASTM D638
 648 MPa
@Temperature 149 °C
94000 psi
@Temperature 300 °F
0° Direction, Dry; ASTM D638
 689 MPa
@Temperature 23.9 °C
100000 psi
@Temperature 75.0 °F
0° Direction, Dry; ASTM D638
Tensile Modulus  22.1 GPa
@Temperature 82.2 °C
3200 ksi
@Temperature 180 °F
Wet; ASTM D638
 24.8 GPa
@Temperature 204 °C
3600 ksi
@Temperature 400 °F
Dry; ASTM D638
 26.2 GPa
@Temperature 23.9 °C
3800 ksi
@Temperature 75.0 °F
Dry; ASTM D638
 27.6 GPa
@Temperature 149 °C
4000 ksi
@Temperature 300 °F
Dry; ASTM D638
Flexural Strength  290 MPa
@Temperature 204 °C
42000 psi
@Temperature 400 °F
0° Direction, Dry; ASTM D790
 517 MPa
@Temperature 149 °C
75000 psi
@Temperature 300 °F
0° Direction, Dry; ASTM D790
 586 MPa
@Temperature 82.2 °C
85000 psi
@Temperature 180 °F
0° Direction, Wet; ASTM D790
 758 MPa
@Temperature 23.9 °C
110000 psi
@Temperature 75.0 °F
0° Direction, Dry; ASTM D790
Flexural Modulus  16.5 GPa
@Temperature 204 °C
2400 ksi
@Temperature 400 °F
0° Direction, Dry; ASTM D790
 22.1 GPa
@Temperature 149 °C
3200 ksi
@Temperature 300 °F
0° Direction, Dry; ASTM D790
 24.8 GPa
@Temperature 23.9 °C
3600 ksi
@Temperature 75.0 °F
0° Direction, Dry; ASTM D790
 24.8 GPa
@Temperature 82.2 °C
3600 ksi
@Temperature 180 °F
0° Direction, Wet; ASTM D790
Compressive Strength 179 MPa26000 psiCompression after impact strength, 1500 in-lb/in; NASA 1092
 345 MPa
@Temperature 204 °C
50000 psi
@Temperature 400 °F
Dry; ASTM D695
 414 MPa
@Temperature 149 °C
60000 psi
@Temperature 300 °F
Dry; ASTM D695
 448 MPa
@Temperature 82.2 °C
65000 psi
@Temperature 180 °F
Wet; ASTM D695
 517 MPa
@Temperature 23.9 °C
75000 psi
@Temperature 75.0 °F
Dry; ASTM D695
Compressive Modulus 17.2 GPa2500 ksiCompression after impact modulus, 1500 in-lb/in; NASA 1092
 22.8 GPa
@Temperature 82.2 °C
3300 ksi
@Temperature 180 °F
Wet; ASTM D695
 23.4 GPa
@Temperature 149 °C
3400 ksi
@Temperature 300 °F
Dry; ASTM D695
 23.4 GPa
@Temperature 204 °C
3400 ksi
@Temperature 400 °F
Dry; ASTM D695
 24.1 GPa
@Temperature 23.9 °C
3500 ksi
@Temperature 75.0 °F
Dry; ASTM D695
Shear Modulus  4.14 GPa
@Temperature 71.1 °C
600 ksi
@Temperature 160 °F
In-Plane; Dry; ASTM D3518
 4.14 GPa
@Temperature 71.1 °C
600 ksi
@Temperature 160 °F
In-Plane; Wet; ASTM D3518
 4.83 GPa
@Temperature 23.9 °C
700 ksi
@Temperature 75.0 °F
In-Plane; Dry; ASTM D3518
Shear Strength  17.9 MPa
@Temperature 204 °C
2600 psi
@Temperature 400 °F
Short Beam; Dry; ASTM D2344
 38.6 MPa
@Temperature 149 °C
5600 psi
@Temperature 300 °F
Short Beam; Dry; ASTM D2344
 51.7 MPa
@Temperature 82.2 °C
7500 psi
@Temperature 180 °F
Short Beam; Wet; ASTM D2344
 58.6 MPa
@Temperature 23.9 °C
8500 psi
@Temperature 75.0 °F
Short Beam; Dry; ASTM D2344
 98.6 MPa
@Temperature 71.1 °C
14300 psi
@Temperature 160 °F
In-Plane; Wet; ASTM D3518
 110 MPa
@Temperature 71.1 °C
16000 psi
@Temperature 160 °F
In-Plane; Dry; ASTM D3518
 119 MPa
@Temperature 23.9 °C
17200 psi
@Temperature 75.0 °F
In-Plane; Dry; ASTM D3518
 
Electrical PropertiesMetricEnglishComments
Dielectric Constant 3.2 - 3.3
@Frequency 9.375e+9 Hz
3.2 - 3.3
@Frequency 9.375e+9 Hz
Dissipation Factor 0.0040 - 0.0070
@Frequency 9.375e+9 Hz
0.0040 - 0.0070
@Frequency 9.375e+9 Hz
 
Thermal PropertiesMetricEnglishComments
CTE, linear 52.0 µm/m-°C28.9 µin/in-°FZ-Axis
Glass Transition Temp, Tg 148 °C298 °FDMA; without post-cure
 178 °C352 °FDMA; with post-cure
 
Processing PropertiesMetricEnglishComments
Gel Time 0.800 - 2.50 min
@Temperature 135 °C
0.800 - 2.50 min
@Temperature 275 °F
Shelf Life 12.0 Month
@Temperature -17.8 °C
12.0 Month
@Temperature 0.000 °F
 
Descriptive Properties
Fabric Area Weight (g/m²)285
Resin Flow (%)8-28325°F, 50psi
Resin Solids Content (%)36-42

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 view all the property values for this datasheet as they were originally entered into MatWeb.

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PPARK078 / 89350

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