Park Electrochemical Nelcote® E-761 Epoxy Prepreg, 285 Kevlar® Reinforced

Category	Polymer , Thermoset , Epoxy
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® E-761 Epoxy Prepreg, 285 Kevlar® Reinforced.pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

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	<= 2.0 % @Temperature 135 °C	<= 2.0 % @Temperature 275 °F	8 min
Thickness	229 microns	9.00 mil	Per Ply

Mechanical Properties	Metric	English	Comments
Tensile Strength, Yield	421 MPa @Temperature 21.1 °C	61000 psi @Temperature 70.0 °F	0° Direction, Wet; ASTM D638
	524 MPa @Temperature 21.1 °C	76000 psi @Temperature 70.0 °F	0° Direction, Dry; ASTM D638
Tensile Modulus	29.6 GPa @Temperature 21.1 °C	4300 ksi @Temperature 70.0 °F	0° Direction, Wet; ASTM D638
	34.5 GPa @Temperature 21.1 °C	5000 ksi @Temperature 70.0 °F	0° Direction, Dry; ASTM D638
Flexural Strength	331 MPa @Temperature 93.3 °C	48000 psi @Temperature 200 °F	Dry; ASTM D790
	352 MPa @Temperature 71.1 °C	51000 psi @Temperature 160 °F	Wet; ASTM D790
	372 MPa @Temperature 71.1 °C	54000 psi @Temperature 160 °F	Dry; ASTM D790
	441 MPa @Temperature 21.1 °C	64000 psi @Temperature 70.0 °F	Wet; ASTM D790
	455 MPa @Temperature 21.1 °C	66000 psi @Temperature 70.0 °F	Dry; ASTM D790
	503 MPa @Temperature -53.9 °C	73000 psi @Temperature -65.0 °F	Dry; ASTM D790
Flexural Modulus	23.4 GPa @Temperature 93.3 °C	3400 ksi @Temperature 200 °F	Dry; ASTM D790
	24.8 GPa @Temperature 71.1 °C	3600 ksi @Temperature 160 °F	Dry; ASTM D790
	24.8 GPa @Temperature -53.9 °C	3600 ksi @Temperature -65.0 °F	Dry; ASTM D790
	26.2 GPa @Temperature 21.1 °C	3800 ksi @Temperature 70.0 °F	Dry; ASTM D790
	26.2 GPa @Temperature 71.1 °C	3800 ksi @Temperature 160 °F	Wet; ASTM D790
	26.9 GPa @Temperature 21.1 °C	3900 ksi @Temperature 70.0 °F	Wet; ASTM D790
Compressive Strength	565 MPa @Temperature 21.1 °C	82000 psi @Temperature 70.0 °F	Dry; ASTM D695
	593 MPa @Temperature 21.1 °C	86000 psi @Temperature 70.0 °F	Wet; ASTM D695
Compressive Modulus	26.2 GPa @Temperature 21.1 °C	3800 ksi @Temperature 70.0 °F	Wet; ASTM D695
	28.3 GPa @Temperature 21.1 °C	4100 ksi @Temperature 70.0 °F	Dry; ASTM D695
Shear Strength	29.0 MPa @Temperature 71.1 °C	4200 psi @Temperature 160 °F	Short-Beam, Wet; ASTM D2344
	33.8 MPa @Temperature 71.1 °C	4900 psi @Temperature 160 °F	Short-Beam, Dry; ASTM D2344
	37.2 MPa @Temperature 21.1 °C	5400 psi @Temperature 70.0 °F	Short-Beam, Wet; ASTM D2344
	38.6 MPa @Temperature -53.9 °C	5600 psi @Temperature -65.0 °F	Short-Beam, Dry; ASTM D2344
	41.4 MPa @Temperature 21.1 °C	6000 psi @Temperature 70.0 °F	Short-Beam, Dry; ASTM D2344

Thermal Properties	Metric	English	Comments
Glass Transition Temp, Tg	115 °C	239 °F	Dry; DMA

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)	169.5
Prepreg Resin Content (%)	53
Resin Flow (%)	20	275°F, 50psi

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