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Park Electrochemical Nelcote® E-765 Epoxy Prepreg, 120 E-Glass Reinforced

Category Polymer , Thermoset , Epoxy
Manufacturer Park Electrochemical Corp.
Trade Name Nelcote®
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Park Electrochemical Nelcote® E-765 Epoxy Prepreg, 120 E-Glass Reinforced.pdf
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Material Notes:
Nelcote® E-765 is a tough 250°F cure prepreg system designed to replace 350°F cure systems in aircraft structural applications. FAA-approved Design Allowable Databases are available upon request.Key Features and Benefits:Designed to replace first generation 350°F (176°C) cure systems.Wide cure temperature process window of 250°F to 350°FExhibits very low void content, i.e.,
Physical Properties Metric English Comments
Volatiles <= 1.5 %
<= 1.5 %
Thickness 127 microns
5.00 mil
cured, per ply
Mechanical Properties Metric English Comments
Tensile Strength, Yield 365 MPa

@Temperature 21.1 °C
53000 psi

@Temperature 70.0 °F
0° Direction, Dry; Vacuum/Oven Cured; ASTM D3039-95
Tensile Modulus 16.5 GPa

@Temperature 21.1 °C
2400 ksi

@Temperature 70.0 °F
0° Direction, Dry; Vacuum/Oven Cured; ASTM D3039-95
Compressive Strength 434 MPa

@Temperature 21.1 °C
63000 psi

@Temperature 70.0 °F
Dry; Vacuum/Oven Cured; SACMA 1-94
Compressive Modulus 17.9 GPa

@Temperature 21.1 °C
2600 ksi

@Temperature 70.0 °F
Dry; Vacuum/Oven Cured; SACMA 1-94
Shear Strength 64.1 MPa

@Temperature 21.1 °C
9300 psi

@Temperature 70.0 °F
Short-Beam, Dry; Vacuum/Oven Cured; ASTM D2344
Thermal Properties Metric English Comments
Glass Transition Temp, Tg 165 °C
329 °F
Dry; DMA
Electrical Properties Metric English Comments
Dielectric Constant 4.5

@Frequency 9.375e+9 Hz
4.5

@Frequency 9.375e+9 Hz
Dissipation Factor 0.020

@Frequency 9.375e+9 Hz
0.020

@Frequency 9.375e+9 Hz
Processing Properties Metric English Comments
Gel Time 2.00 - 6.00 min

@Temperature 135 °C
2.00 - 6.00 min

@Temperature 275 °F
Shelf Life 6.00 Month

@Temperature -17.8 °C
6.00 Month

@Temperature 0.000 °F
Descriptive Properties Value Comments
Fabric Area Weight (g/m²) 107
Prepreg Resin Content (%) 53
Resin Flow (%) 26
275°F, 15psi
Tack Light-Medium
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