| 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-746 Epoxy Prepreg, 7781 E-Glass Reinforced.pdf |
| Price | EMAIL US sales@lookpolymers.com |
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Volatiles | <= 2.0 % @Temperature 163 °C |
<= 2.0 % @Temperature 325 °F |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Tensile Strength, Yield | 310 MPa @Temperature 177 °C |
45000 psi @Temperature 350 °F |
0° Direction, Dry, Autoclave; ASTM D638 |
| 310 MPa @Temperature 216 °C |
45000 psi @Temperature 420 °F |
0° Direction, Dry, Autoclave; ASTM D638 | |
| 310 MPa @Temperature 260 °C |
45000 psi @Temperature 500 °F |
0° Direction, Dry, Autoclave; ASTM D638 | |
| 345 MPa @Temperature 138 °C |
50000 psi @Temperature 280 °F |
0° Direction, Dry, Autoclave; ASTM D638 | |
| 448 MPa @Temperature 23.9 °C |
65000 psi @Temperature 75.0 °F |
0° Direction, Dry, Autoclave; ASTM D638 | |
| Flexural Strength | 138 MPa @Temperature 260 °C |
20000 psi @Temperature 500 °F |
Dry, Autoclave; ASTM D790 |
| 207 MPa @Temperature 216 °C |
30000 psi @Temperature 420 °F |
Dry, Autoclave; ASTM D790 | |
| 276 MPa @Temperature 177 °C |
40000 psi @Temperature 350 °F |
Dry, Autoclave; ASTM D790 | |
| 517 MPa @Temperature 138 °C |
75000 psi @Temperature 280 °F |
Dry, Autoclave; ASTM D790 | |
| 621 MPa @Temperature 23.9 °C |
90000 psi @Temperature 75.0 °F |
Dry, Autoclave; ASTM D790 | |
| Compressive Strength | 345 MPa @Temperature 138 °C |
50000 psi @Temperature 280 °F |
Dry, Autoclave; ASTM D695 |
| 517 MPa @Temperature 23.9 °C |
75000 psi @Temperature 75.0 °F |
Dry, Autoclave; ASTM D695 | |
| Shear Strength | 20.7 MPa @Temperature 177 °C |
3000 psi @Temperature 350 °F |
Short-Beam, Dry, Autoclave; ASTM D2344 |
| 47.6 MPa @Temperature 23.9 °C |
6900 psi @Temperature 75.0 °F |
Short-Beam, Dry, Autoclave; ASTM D2344 |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| Glass Transition Temp, Tg | 180 °C | 356 °F | Laminate; standard cure |
| 230 °C | 446 °F | Laminate; post cure |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Dielectric Constant | 4.2 @Frequency 9.375e+9 Hz |
4.2 @Frequency 9.375e+9 Hz |
|
| Dissipation Factor | 0.016 @Frequency 9.375e+9 Hz |
0.016 @Frequency 9.375e+9 Hz |
| Processing Properties | Metric | English | Comments |
|---|---|---|---|
| Gel Time | 1.00 - 3.00 min | 1.00 - 3.00 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) | 300 | |
| Prepreg Resin Content (%) | 34-40 | |
| Resin Flow (%) | 7-21 | 325°F, 50psi |