Park Electrochemical Nelcote® E-722 Epoxy Prepreg, 285 Kevlar® Reinforced

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-722 Epoxy Prepreg, 285 Kevlar® Reinforced.pdf
Price	EMAIL US sales@lookpolymers.com

Material Notes:

Nelcote® E-722 is a modified 350°F cure epoxy system with excellent processing characteristics for vacuum bag, press, and autoclave molding.Key Features and Benefits:Epoxy resin system optimized for use with woven aramid reinforcementsMeets requirements of MIL-R-9300B, Type 1Long out-time for easy processingApplications/Qualifications:Military HelicoptersEngine NacellesWork PlatformsDoorsAir FramesInformation provided by Park Electrochemical Corp.

Physical Properties	Metric	English	Comments
Volatiles	<= 3.0 % @Temperature 135 °C	<= 3.0 % @Temperature 275 °F	8 min

Mechanical Properties	Metric	English	Comments
Tensile Strength, Yield	524 MPa @Temperature 87.8 °C	76000 psi @Temperature 190 °F	0° Direction, Wet (2hr water boil immersion); ASTM D638 Type 1
	545 MPa @Temperature 93.3 °C	79000 psi @Temperature 200 °F	0° Direction, Dry; ASTM D638 Type 1
	558 MPa @Temperature 23.9 °C	81000 psi @Temperature 75.0 °F	0° Direction, Dry; ASTM D638 Type 1
	558 MPa @Temperature 87.8 °C	81000 psi @Temperature 190 °F	0° Direction, Dry; ASTM D638 Type 1
Tensile Modulus	26.2 GPa @Temperature 93.3 °C	3800 ksi @Temperature 200 °F	0° Direction, Dry; ASTM D638 Type 1
	26.9 GPa @Temperature 87.8 °C	3900 ksi @Temperature 190 °F	0° Direction, Wet (2hr water boil immersion); ASTM D638 Type 1
	27.6 GPa @Temperature 87.8 °C	4000 ksi @Temperature 190 °F	0° Direction, Dry; ASTM D638 Type 1
	30.3 GPa @Temperature 23.9 °C	4400 ksi @Temperature 75.0 °F	0° Direction, Dry; ASTM D638 Type 1
Flexural Strength	269 MPa @Temperature 87.8 °C	39000 psi @Temperature 190 °F	Wet (2hr water boil immersion); ASTM D790
	276 MPa @Temperature 93.3 °C	40000 psi @Temperature 200 °F	Dry; ASTM D790
	296 MPa @Temperature 87.8 °C	43000 psi @Temperature 190 °F	Dry; ASTM D790
	345 MPa @Temperature 23.9 °C	50000 psi @Temperature 75.0 °F	Dry; ASTM D790
Flexural Modulus	22.8 GPa @Temperature 93.3 °C	3300 ksi @Temperature 200 °F	Dry; ASTM D790
	23.4 GPa @Temperature 87.8 °C	3400 ksi @Temperature 190 °F	Dry; ASTM D790
	24.8 GPa @Temperature 87.8 °C	3600 ksi @Temperature 190 °F	Wet (2hr water boil immersion); ASTM D790
	26.2 GPa @Temperature 23.9 °C	3800 ksi @Temperature 75.0 °F	Dry; ASTM D790
Compressive Strength	124 MPa @Temperature 87.8 °C	18000 psi @Temperature 190 °F	Wet (2hr water boil immersion); ASTM D695
	152 MPa @Temperature 87.8 °C	22000 psi @Temperature 190 °F	Dry; ASTM D695
	152 MPa @Temperature 93.3 °C	22000 psi @Temperature 200 °F	Dry; ASTM D695
	200 MPa @Temperature 23.9 °C	29000 psi @Temperature 75.0 °F	Dry; ASTM D695
Compressive Modulus	20.7 GPa @Temperature 87.8 °C	3000 ksi @Temperature 190 °F	Wet (2hr water boil immersion); ASTM D695
	21.4 GPa @Temperature 87.8 °C	3100 ksi @Temperature 190 °F	Dry; ASTM D695
	22.1 GPa @Temperature 93.3 °C	3200 ksi @Temperature 200 °F	Dry; ASTM D695
	22.8 GPa @Temperature 23.9 °C	3300 ksi @Temperature 75.0 °F	Dry; ASTM D695
Shear Strength	29.6 MPa @Temperature 87.8 °C	4300 psi @Temperature 190 °F	Short-Beam, Wet (2hr water boil immersion); ASTM D2344
	31.7 MPa @Temperature 93.3 °C	4600 psi @Temperature 200 °F	Short-Beam, Dry; ASTM D2344
	37.9 MPa @Temperature 87.8 °C	5500 psi @Temperature 190 °F	Short-Beam, Dry; ASTM D2344
	38.6 MPa @Temperature 23.9 °C	5600 psi @Temperature 75.0 °F	Short-Beam, Dry; ASTM D2344

Processing Properties	Metric	English	Comments
Gel Time	1.00 - 4.00 min	1.00 - 4.00 min
Shelf Life	12.0 Month @Temperature -17.8 °C	12.0 Month @Temperature 0.000 °F

Descriptive Properties	Value	Comments
Prepreg Resin Content (%)	52-58
Resin Flow (%)	15-35	325°F, 15psi

Users viewing this material also viewed the following: