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Quantum Composites Lytex® 4149 55% Carbon Fiber Epoxy SMC

Category Polymer , Thermoset , Carbon Fiber/Thermoset Composite , Composite SMC , Epoxy , Filled/Reinforced Thermoset
Manufacturer Quantum Composites
Trade Name Lytex®
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Quantum Composites Lytex® 4149 55% Carbon Fiber Epoxy SMC.pdf
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Material Notes:
Lytex 4149 is a high-performance, 3K tow carbon fiber (PAN) reinforced epoxy sheet molding compound designed for military and aerospace structural applications requiring excellent mechanical properties, retention of properties at elevated temperatures, good chemical resistance, and low density. Form and Color = Sheet, Black. Fiber Length (Std.) = 1 inch.Data provided by the manufacturer.
Physical Properties Metric English Comments
Density 1.45 g/cc
0.0524 lb/in³
ASTM D792
Spiral Flow 33.0 cm

@Pressure 27.6 MPa,
Temperature 163 °C
13.0 in

@Pressure 4000 psi,
Temperature 325 °F
Mesa
Mechanical Properties Metric English Comments
Tensile Strength, Ultimate 289 MPa
41900 psi
ASTM D638
Elongation at Break 0.487 %
0.487 %
ASTM D638
Tensile Modulus 55.1 GPa
7990 ksi
ASTM D638
Flexural Yield Strength 613 MPa
88900 psi
ASTM D790
Flexural Modulus 34.5 GPa
5000 ksi
ASTM D790
Compressive Yield Strength 275 MPa
39900 psi
ASTM D695
Compressive Modulus 31.7 GPa
4600 ksi
ASTM D695
Shear Modulus 2.90 GPa
421 ksi
Interlaminar; ASTM D5379
11.0 GPa
1600 ksi
In-Plane; ASTM D5379
Shear Strength 65.5 MPa
9500 psi
Interlaminar; ASTM D5379
206 MPa
29900 psi
In Plane; ASTM D5379
Izod Impact, Notched 9.60 J/cm
18.0 ft-lb/in
ASTM D256
Thermal Properties Metric English Comments
CTE, linear 3.60 µm/m-°C

@Temperature 20.0 °C
2.00 µin/in-°F

@Temperature 68.0 °F
TMA
Thermal Conductivity 0.474 W/m-K
3.29 BTU-in/hr-ft²-°F
Maximum Service Temperature, Air 175 °C
347 °F
Continuous (1000 hrs)
>= 300 °C
>= 572 °F
Deflection Temp; Load not reported; ASTM D648
Shrinkage 0.00 %
0.00 %
Processing Properties Metric English Comments
Processing Temperature 120 - 166 °C
248 - 331 °F
Mold temperature
Shelf Life 6.00 Month

@Temperature -12.2 °C
6.00 Month

@Temperature 10.0 °F
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