MatWeb - Material Property Data Advertise with MatWeb!     Register Now
Data sheets for over 180,000 metals, plastics, ceramics, and composites.
MatWeb - Material Property Data HOME  •   SEARCH  •   TOOLS  •   SUPPLIERS  •   FOLDERS  •   ABOUT US  •   FAQ  •   LOG IN    
Recently Viewed Materials (most recent at top)  

Login to see your most recently viewed materials here.

Or if you don't have an account with us yet, then click here to register.

  Searches:   Advanced  | Category  | Property  | Metals  | Trade Name  | Manufacturer  | Recently Viewed Materials
  

Ensinger PEI

(Viewing data as-entered. Click here to return)
Park Aerospace Nelcote® E-746 Epoxy Prepreg, 7781 E-Glass Reinforced
Categories: Polymer; Thermoset; Epoxy

Material Notes: Nelcote® E-746 is a modified epoxy resin system designed to retain excellent mechanical properties after extended exposure to high temperature. E-746 has a proven history in many demanding aerospace applications.

Key Features and Benefits:

  • Excellent retention of mechanical properties after long-term high temperature exposure
  • Soft tack and drape properties
  • Long ambient out-time for maximum process flexibility
  • Good electrical properties for RF applications
  • Meets requirements of MIL-R-9300B Type II

Applications/Qualifications:

  • Secondary Aircraft Structures
  • Radomes
  • Nacelles
  • Inlet Ducts
  • Fairings
  • Meets SS9578 and GMS4001 specifications.

Information provided by Park Electrochemical Corp.

Key Words: EP
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
Volatiles <= 2.0 %
@Temperature 163 °C
 
Mechanical PropertiesOriginal ValueComments
Tensile Strength, Yield 45000 psi
@Temperature 177 °C
0° Direction, Dry, Autoclave; ASTM D638
 45000 psi
@Temperature 216 °C
0° Direction, Dry, Autoclave; ASTM D638
 45000 psi
@Temperature 260 °C
0° Direction, Dry, Autoclave; ASTM D638
 50000 psi
@Temperature 138 °C
0° Direction, Dry, Autoclave; ASTM D638
 65000 psi
@Temperature 23.9 °C
0° Direction, Dry, Autoclave; ASTM D638
Flexural Strength 20.0 ksi
@Temperature 260 °C
Dry, Autoclave; ASTM D790
 30.0 ksi
@Temperature 216 °C
Dry, Autoclave; ASTM D790
 40.0 ksi
@Temperature 177 °C
Dry, Autoclave; ASTM D790
 75.0 ksi
@Temperature 138 °C
Dry, Autoclave; ASTM D790
 90.0 ksi
@Temperature 23.9 °C
Dry, Autoclave; ASTM D790
Compressive Strength 50.0 ksi
@Temperature 138 °C
Dry, Autoclave; ASTM D695
 75.0 ksi
@Temperature 23.9 °C
Dry, Autoclave; ASTM D695
Shear Strength 3.00 ksi
@Temperature 177 °C
Short-Beam, Dry, Autoclave; ASTM D2344
 6.90 ksi
@Temperature 23.9 °C
Short-Beam, Dry, Autoclave; ASTM D2344
 
Electrical PropertiesOriginal ValueComments
Dielectric Constant 4.2
@Frequency 9.375e+9 Hz
Dissipation Factor 0.016
@Frequency 9.375e+9 Hz
 
Thermal PropertiesOriginal ValueComments
Glass Transition Temp, Tg 180 °CLaminate; standard cure
 230 °CLaminate; post cure
 
Processing PropertiesOriginal ValueComments
Gel Time 1.00 - 3.00 min
Shelf Life 12.0 Month
@Temperature -17.8 °C
 
Descriptive Properties
Fabric Area Weight (g/m²)300
Prepreg Resin Content (%)34-40
Resin Flow (%)7-21325°F, 50psi

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.

Users viewing this material also viewed the following:
E-CRGlas® Fiber
AGY ADVANTEX® Generic Glass Fiber
E-Glass Fiber, Generic
Park Aerospace Nelcote® V-376 Cyanate Ester Epoxy Prepregs, 7781 E-Glass Reinforced
Park Aerospace Nelcote® E-722 Epoxy Prepreg, 7781 E-Glass Reinforced

PPARK011 / 89283

Proto3000 – 3D Engineering Solutions

Please read our License Agreement regarding materials data and our Privacy Policy. Questions or comments about MatWeb? Please contact us at webmaster@matweb.com. We appreciate your input.

The contents of this web site, the MatWeb logo, and "MatWeb" are Copyright 1996-2024 by MatWeb, LLC. MatWeb is intended for personal, non-commercial use. The contents, results, and technical data from this site may not be reproduced either electronically, photographically or substantively without permission from MatWeb, LLC.