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Park Electrochemical Nelcote® E-765 Epoxy Prepreg, T300 3K PW 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, T300 3K PW 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 203 microns
8.00 mil
cured, per ply
Mechanical Properties Metric English Comments
Tensile Strength, Yield 7.150 MPa
1037 psi
Flatwise (sandwich); ASTM C297
621 MPa

@Temperature 21.1 °C
 90000 psi

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

@Temperature 82.2 °C
 93000 psi

@Temperature 180 °F
 0° Direction, Dry; Vacuum/Oven Cured; ASTM D3039-95
641 MPa

@Temperature -53.9 °C
 93000 psi

@Temperature -65.0 °F
 0° Direction, Dry; Vacuum/Oven Cured; ASTM D3039-95
662 MPa

@Temperature 82.2 °C
 96000 psi

@Temperature 180 °F
 0° Direction, Wet; Vacuum/Oven Cured; ASTM D3039-95
Tensile Modulus 54.5 GPa

@Temperature 82.2 °C
 7900 ksi

@Temperature 180 °F
 0° Direction, Dry; Vacuum/Oven Cured; ASTM D3039-95
55.2 GPa

@Temperature 82.2 °C
 8000 ksi

@Temperature 180 °F
 0° Direction, Wet; Vacuum/Oven Cured; ASTM D3039-95
56.5 GPa

@Temperature 21.1 °C
 8200 ksi

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

@Temperature -53.9 °C
 8500 ksi

@Temperature -65.0 °F
 0° Direction, Dry; Vacuum/Oven Cured; ASTM D3039-95
Compressive Strength 393 MPa

@Temperature 82.2 °C
 57000 psi

@Temperature 180 °F
 Wet; Vacuum/Oven Cured; SACMA 1-94
531 MPa

@Temperature 82.2 °C
 77000 psi

@Temperature 180 °F
 Dry; Vacuum/Oven Cured; SACMA 1-94
662 MPa

@Temperature 21.1 °C
 96000 psi

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

@Temperature -53.9 °C
 109000 psi

@Temperature -65.0 °F
 Dry; Vacuum/Oven Cured; SACMA 1-94
Compressive Modulus 51.7 GPa

@Temperature 82.2 °C
 7500 ksi

@Temperature 180 °F
 Dry; Vacuum/Oven Cured; SACMA 1-94
51.7 GPa

@Temperature 82.2 °C
 7500 ksi

@Temperature 180 °F
 Wet; Vacuum/Oven Cured; SACMA 1-94
53.1 GPa

@Temperature 21.1 °C
 7700 ksi

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

@Temperature -53.9 °C
 7800 ksi

@Temperature -65.0 °F
 Dry; Vacuum/Oven Cured; SACMA 1-94
Shear Strength 35.2 MPa

@Temperature 82.2 °C
 5100 psi

@Temperature 180 °F
 Short-Beam, Wet; Vacuum/Oven Cured; ASTM D2344
57.9 MPa

@Temperature 82.2 °C
 8400 psi

@Temperature 180 °F
 Short-Beam, Dry; Vacuum/Oven Cured; ASTM D2344
71.7 MPa

@Temperature 21.1 °C
 10400 psi

@Temperature 70.0 °F
 Short-Beam, Dry; Vacuum/Oven Cured; ASTM D2344
74.5 MPa

@Temperature -53.9 °C
 10800 psi

@Temperature -65.0 °F
 Short-Beam, Dry; Vacuum/Oven Cured; ASTM D2344
84.1 MPa

@Temperature 82.2 °C
 12200 psi

@Temperature 180 °F
 Beam, V-Notched; Wet; Vacuum/Oven Cured; ASTM D5379-93
98.6 MPa

@Temperature 82.2 °C
 14300 psi

@Temperature 180 °F
 Beam, V-Notched; Dry; Vacuum/Oven Cured; ASTM D5379-93
130 MPa

@Temperature 21.1 °C
 18900 psi

@Temperature 70.0 °F
 Beam, V-Notched; Dry; Vacuum/Oven Cured; ASTM D5379-93
145 MPa

@Temperature -53.9 °C
 21100 psi

@Temperature -65.0 °F
 Beam, V-Notched; Dry; Vacuum/Oven Cured; ASTM D5379-93
Thermal Properties Metric English Comments
Glass Transition Temp, Tg 165 °C
329 °F
Dry; DMA
Processing Properties Metric English Comments
Gel Time 5.00 min

@Temperature 135 °C
 5.00 min

@Temperature 275 °F
Shelf Life 6.00 Month

@Temperature -17.8 °C
 6.00 Month

@Temperature 0.000 °F
6.00 Month

@Temperature -17.8 °C
 6.00 Month

@Temperature 0.000 °F
Descriptive Properties Value Comments
Climbing Drum Peel (in-lb/3in) 4.3
ASTM D1781; Bag Side
4.3
ASTM D1781; Tool Side
Fabric Area Weight (g/m²) 193
Prepreg Resin Content (%) 35-41
Resin Flow (%) 9-21
275°F, 15psi
Tack Medium
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