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Quantum Composites QC-7753 50% Glass Fiber Reinforced Polyester SMC

Category Polymer , Thermoset , Composite SMC , Polyester, TS , Thermoset Polyester Glass SMC
Manufacturer Quantum Composites
Trade Name
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Quantum Composites QC-7753 50% Glass Fiber Reinforced Polyester SMC.pdf
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Material Notes:
QC-7753 is a polyester engineered structural composite molding compound that is designed for applications requiring high strength, fire retardant properties, and resistance to elevated temperatures. It offers fast molding cycles and good surface appearance.Form = Rolls, Festooned SheetColor = Black, GrayGlass Fiber Content = 63% nominalInformation provided by Quantum Composites.
Physical Properties Metric English Comments
Specific Gravity 1.74 g/cc
1.74 g/cc
ASTM D792
Water Absorption 0.15 %
0.15 %
ASTM D570
Linear Mold Shrinkage 0.00050 cm/cm
0.00050 in/in
ASTM D955
Mechanical Properties Metric English Comments
Hardness, Barcol 58
58
ASTM D2583
Tensile Strength 220 MPa
31900 psi
ASTM D638
Flexural Strength 400 MPa
58000 psi
ASTM D790
Flexural Modulus 15.8 GPa
2290 ksi
ASTM D790
Compressive Strength 172 MPa
24900 psi
ASTM D695
Shear Modulus 4.50 GPa
653 ksi
ASTM D4065
Izod Impact, Notched 16.0 J/cm
30.0 ft-lb/in
ASTM D256
Thermal Properties Metric English Comments
Maximum Service Temperature, Air >= 260 °C
>= 500 °F
Deflection Temperature, Load not specified; ASTM D648
Processing Properties Metric English Comments
Processing Temperature 132 - 157 °C
270 - 315 °F
Compression Molding
Clamp Pressure 2.76 - 8.27 MPa
400 - 1200 psi
Cure Time 1.25 min

@Thickness 1.52 mm,
Temperature 143 °C
0.0208 hour

@Thickness 0.0600 in,
Temperature 290 °F
Shelf Life 1.00 Month

@Temperature 23.9 °C
1.00 Month

@Temperature 75.0 °F
Descriptive Properties Value Comments
Fiber Length (in) 1
Glass, nominal
Flammability Self Extinguishing
ISO 3795
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