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Park Electrochemical Nelcote® E-761 Epoxy Prepreg, 4581 Quartz
| 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-761 Epoxy Prepreg, 4581 Quartz.pdf  |
| Price | EMAIL US sales@lookpolymers.com |
Material Notes:
Nelcote® E-761 is a versatile self-adhesive epoxy matrix for use in aerospace and commercial application where ease of processing and cost are key considerations.Key Features and Benefits:Controlled flow for ease of processingSelf adhesive for honeycomb or foam sandwich laminates without the use of film adhesiveFlexible cure temperature 180°F to 250°FGood electrical propertiesFlame and fire retardant per FAR 25.853Wet service temperatures up to 160°FApplications/Qualifications:RadomesAircraft InteriorsSecondary Aircraft StructuresSandwich PanelsMRI ResonatorsWidely specified on commercial and military aircraft programsInformation provided by Park Electrochemical Corp.
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Volatiles | <= 1.5 % @Temperature 135 °C |
<= 1.5 % @Temperature 275 °F |
8 min |
| Thickness | 254 microns | 10.0 mil | Per Ply |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Tensile Strength, Yield | 496 MPa @Temperature 71.1 °C |
72000 psi @Temperature 160 °F |
0° Direction, Dry; ASTM D638 |
| 496 MPa @Temperature 71.1 °C |
72000 psi @Temperature 160 °F |
0° Direction, Wet; ASTM D638 | |
| 593 MPa @Temperature 21.1 °C |
86000 psi @Temperature 70.0 °F |
0° Direction, Wet; ASTM D638 | |
| 593 MPa @Temperature 21.1 °C |
86000 psi @Temperature 70.0 °F |
0° Direction, Dry; ASTM D638 | |
| 745 MPa @Temperature -53.9 °C |
108000 psi @Temperature -65.0 °F |
0° Direction, Dry; ASTM D638 | |
| Tensile Modulus | 20.0 GPa @Temperature 71.1 °C |
2900 ksi @Temperature 160 °F |
0° Direction, Dry; ASTM D638 |
| 20.0 GPa @Temperature 21.1 °C |
2900 ksi @Temperature 70.0 °F |
0° Direction, Wet; ASTM D638 | |
| 20.7 GPa @Temperature -53.9 °C |
3000 ksi @Temperature -65.0 °F |
0° Direction, Dry; ASTM D638 | |
| 24.8 GPa @Temperature 21.1 °C |
3600 ksi @Temperature 70.0 °F |
0° Direction, Dry; ASTM D638 | |
| Flexural Strength | 214 MPa @Temperature 71.1 °C |
31000 psi @Temperature 160 °F |
Wet; ASTM D790 |
| 483 MPa @Temperature 71.1 °C |
70000 psi @Temperature 160 °F |
Dry; ASTM D790 | |
| 634 MPa @Temperature 21.1 °C |
92000 psi @Temperature 70.0 °F |
Dry; ASTM D790 | |
| 676 MPa @Temperature -53.9 °C |
98000 psi @Temperature -65.0 °F |
Dry; ASTM D790 | |
| Flexural Modulus | 15.2 GPa @Temperature 71.1 °C |
2200 ksi @Temperature 160 °F |
Wet; ASTM D790 |
| 16.5 GPa @Temperature 71.1 °C |
2400 ksi @Temperature 160 °F |
Dry; ASTM D790 | |
| 18.6 GPa @Temperature -53.9 °C |
2700 ksi @Temperature -65.0 °F |
Dry; ASTM D790 | |
| 22.1 GPa @Temperature 21.1 °C |
3200 ksi @Temperature 70.0 °F |
Dry; ASTM D790 | |
| Compressive Strength | 234 MPa @Temperature 71.1 °C |
34000 psi @Temperature 160 °F |
Wet; ASTM D695 |
| 407 MPa @Temperature 71.1 °C |
59000 psi @Temperature 160 °F |
Dry; ASTM D695 | |
| 448 MPa @Temperature 21.1 °C |
65000 psi @Temperature 70.0 °F |
Dry; ASTM D695 | |
| 510 MPa @Temperature -53.9 °C |
74000 psi @Temperature -65.0 °F |
Dry; ASTM D695 | |
| Compressive Modulus | 20.0 GPa @Temperature 21.1 °C |
2900 ksi @Temperature 70.0 °F |
Dry; ASTM D695 |
| 20.7 GPa @Temperature 71.1 °C |
3000 ksi @Temperature 160 °F |
Wet; ASTM D695 | |
| 21.4 GPa @Temperature 71.1 °C |
3100 ksi @Temperature 160 °F |
Dry; ASTM D695 | |
| 22.8 GPa @Temperature -53.9 °C |
3300 ksi @Temperature -65.0 °F |
Dry; ASTM D695 | |
| Shear Strength | 15.2 MPa @Temperature 93.3 °C |
2200 psi @Temperature 200 °F |
Short-Beam, Dry; ASTM D2344 |
| 36.5 MPa @Temperature 71.1 °C |
5300 psi @Temperature 160 °F |
Short-Beam, Dry; ASTM D2344 | |
| 48.3 MPa @Temperature 21.1 °C |
7000 psi @Temperature 70.0 °F |
Short-Beam, Dry; ASTM D2344 | |
| 62.1 MPa @Temperature -53.9 °C |
9000 psi @Temperature -65.0 °F |
Short-Beam, Dry; ASTM D2344 |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| Glass Transition Temp, Tg | 115 °C | 239 °F | Dry; DMA |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Dielectric Constant | 3.15 @Frequency 1.80e+10 Hz |
3.15 @Frequency 1.80e+10 Hz |
|
| 3.3 @Frequency 9.375e+9 Hz |
3.3 @Frequency 9.375e+9 Hz |
||
| Dissipation Factor | 0.0080 @Frequency 1.80e+10 Hz |
0.0080 @Frequency 1.80e+10 Hz |
|
| 0.0090 @Frequency 9.375e+9 Hz |
0.0090 @Frequency 9.375e+9 Hz |
| Processing Properties | Metric | English | Comments |
|---|---|---|---|
| Gel Time | 5.80 min | 5.80 min | |
| Shelf Life | 12.0 Month @Temperature -17.8 °C |
12.0 Month @Temperature 0.000 °F |
| Descriptive Properties | Value | Comments |
|---|---|---|
| Fabric Area Weight (g/m²) | 288.2 | |
| Prepreg Resin Content (%) | 38 | |
| Resin Flow (%) | 18 | 275°F, 50psi |
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