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Park Electrochemical Nelcote® F-502 Phenolic Prepreg, 7781 E-Glass Reinforced
| Category | Polymer , Thermoset , Phenolic |
| Manufacturer | Park Electrochemical Corp. |
| Trade Name | Nelcote® |
| Port | Shanghai port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | Park Electrochemical Nelcote® F-502 Phenolic Prepreg, 7781 E-Glass Reinforced.pdf  |
| Price | EMAIL US sales@lookpolymers.com |
Material Notes:
Nelcote® F-502 is a MIL-R-9299 phenolic resin system suitable for impregnation on any MIL-C-9084 fabric with a compatible finish. F-502 is used in the manufacture of ablative reinforcements in rocket nozzles, as well as ducting and secondary structures. GMS4001 qualified specifications.Key Features and Benefits:Provides a combination of high-strength and ablative properties for demanding applicationsLow thermal expansionGood Tack and Drape propertiesConforms to MIL-R-9299 Type BApplications/Qualifications:Rocket NozzlesDuctingSecondary StructuresInformation provided by Park Electrochemical Corp.
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Specific Gravity | 1.75 g/cc | 1.75 g/cc | ASTM D792 |
| Volatiles | 2.0 - 5.0 % @Temperature 135 °C |
2.0 - 5.0 % @Temperature 275 °F |
8 min |
| Thickness | 229 microns | 9.00 mil | cured laminate, per ply |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Barcol | 70 | 70 | ASTM D2583 |
| Tensile Strength, Yield | 331 MPa @Temperature 260 °C |
48000 psi @Temperature 500 °F |
0° Direction, Dry; 325°F Autoclave Cured; ASTM D638 |
| 352 MPa @Temperature 23.9 °C |
51000 psi @Temperature 75.0 °F |
0° Direction, Dry; 325°F Autoclave Cured; ASTM D638 | |
| Tensile Modulus | 20.0 GPa @Temperature 260 °C |
2900 ksi @Temperature 500 °F |
0° Direction, Dry; 325°F Autoclave Cured; ASTM D638 |
| 25.5 GPa @Temperature 23.9 °C |
3700 ksi @Temperature 75.0 °F |
0° Direction, Dry; 325°F Autoclave Cured; ASTM D638 | |
| Flexural Strength | 276 MPa @Temperature 260 °C |
40000 psi @Temperature 500 °F |
Dry; 325°F Autoclave Cured; ASTM D790 |
| 490 MPa @Temperature 23.9 °C |
71000 psi @Temperature 75.0 °F |
Dry; 325°F Autoclave Cured; ASTM D790 | |
| Flexural Modulus | 18.6 GPa @Temperature 260 °C |
2700 ksi @Temperature 500 °F |
Dry; 325°F Autoclave Cured; ASTM D790 |
| 24.8 GPa @Temperature 23.9 °C |
3600 ksi @Temperature 75.0 °F |
Dry; 325°F Autoclave Cured; ASTM D790 | |
| Compressive Strength | 262 MPa @Temperature 260 °C |
38000 psi @Temperature 500 °F |
Dry; 325°F Autoclave Cured; ASTM D695 |
| 462 MPa @Temperature 23.9 °C |
67000 psi @Temperature 75.0 °F |
Dry; 325°F Autoclave Cured; ASTM D695 | |
| Compressive Modulus | 20.7 GPa @Temperature 260 °C |
3000 ksi @Temperature 500 °F |
Dry; 325°F Autoclave Cured; ASTM D695 |
| 24.1 GPa @Temperature 23.9 °C |
3500 ksi @Temperature 75.0 °F |
Dry; 325°F Autoclave Cured; ASTM D695 |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| Specific Heat Capacity | 1.17 J/g-°C @Temperature 65.6 °C |
0.280 BTU/lb-°F @Temperature 150 °F |
ASTM C351 |
| Processing Properties | Metric | English | Comments |
|---|---|---|---|
| Gel Time | 0.800 - 1.70 min | 0.800 - 1.70 min | |
| Shelf Life | 3.00 Month @Temperature 4.44 °C |
3.00 Month @Temperature 40.0 °F |
|
| 6.00 Month @Temperature -17.8 °C |
6.00 Month @Temperature 0.000 °F |
| Descriptive Properties | Value | Comments |
|---|---|---|
| Fabric Area Weight (g/m²) | 303 | |
| Prepreg Resin Content (%) | 31-37 | |
| Resin Flow (%) | 5-20 | 325°F, 15psi |
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