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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
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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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