Park Electrochemical Nelcote® F-555 Phenolic Prepreg, ENKA Reinforced

Category	Polymer , Thermoset , Phenolic
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® F-555 Phenolic Prepreg, ENKA Reinforced.pdf
Price	EMAIL US sales@lookpolymers.com

Material Notes:

Nelcote® F-555 is a carbon-filled MIL-R-9299 phenolic resin optimized for coating Carbonized Rayon cloth. F-555 is used extensively in the manufacture of high temperature rocket nozzles, heat shields, and combustion chambers.Key Features and Benefits:Provides a combination of high-strength and ablative properties for demanding applicationsLow thermal expansionGood Tack and Drape propertiesApplications/Qualifications:Rocket NozzlesCombustion ChambersHeat ShieldsRocket Motor Throat SectionsInformation provided by Park Electrochemical Corp.

Physical Properties	Metric	English	Comments
Specific Gravity	1.47 g/cc	1.47 g/cc	8HS form; ASTM D792
Volatiles	2.0 - 5.0 % @Temperature 163 °C	2.0 - 5.0 % @Temperature 325 °F	5 min
Thickness	381 microns	15.0 mil	per ply, 8HS form

Mechanical Properties	Metric	English	Comments
Hardness, Barcol	75	75	8HS form; ASTM D2583
Tensile Strength, Yield	145 MPa @Temperature 23.9 °C	21000 psi @Temperature 75.0 °F	0° Direction, Dry; 8HS form; ASTM D638
Tensile Modulus	17.2 GPa @Temperature 23.9 °C	2500 ksi @Temperature 75.0 °F	0° Direction, Dry; 8HS form; ASTM D638
Flexural Strength	269 MPa @Temperature 23.9 °C	39000 psi @Temperature 75.0 °F	Dry; 8HS form; ASTM D790
Flexural Modulus	19.3 GPa @Temperature 23.9 °C	2800 ksi @Temperature 75.0 °F	Dry; 8HS form; ASTM D790
Compressive Strength	379 MPa @Temperature 23.9 °C	55000 psi @Temperature 75.0 °F	Dry; 8HS form; ASTM D695
Compressive Modulus	19.3 GPa @Temperature 23.9 °C	2800 ksi @Temperature 75.0 °F	Dry; 8HS form; ASTM D695
Shear Strength	35.2 MPa @Temperature 23.9 °C	5100 psi @Temperature 75.0 °F	Short Beam; Dry; 8HS form; ASTM D5379

Thermal Properties	Metric	English	Comments
CTE, linear	7.20 µm/m-°C @Temperature 204 °C	4.00 µin/in-°F @Temperature 400 °F	with ply; 8HS form; ASTM D696
	12.2 µm/m-°C @Temperature 204 °C	6.80 µin/in-°F @Temperature 400 °F	x-ply; 8HS form; ASTM D696
Specific Heat Capacity	2.09 J/g-°C	0.500 BTU/lb-°F	8HS form; ASTM C351
Thermal Conductivity	0.0720 W/m-K @Temperature 149 °C	0.500 BTU-in/hr-ft²-°F @Temperature 300 °F	x-ply; 8HS form; ASTM C177

Processing Properties	Metric	English	Comments
Shelf Life	6.00 Month @Temperature 4.44 °C	6.00 Month @Temperature 40.0 °F

Descriptive Properties	Value	Comments
Fabric Area Weight (g/m²)	280
Filler Content (%)	9-15
Prepreg Resin Content (%)	31-37
Resin Flow (%)	5-20	325°F, 150psi

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