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Covestro Makrolon® GF8001 Polycarbonate, 20% Glass Filled
Categories: Polymer; Thermoplastic; Polycarbonate (PC); Polycarbonate, 20% Glass Filled
Material Notes: MVR (300 °C/1.2 kg) 16 cm³/10 min; 20 % glass fiber reinforced; low viscosity; easy release; injection molding - melt temperature 310 - 330 °C; available in opaque colors only; housing parts

As of 1 September 2015, Bayer MaterialScience was separated from Bayer AG and officially adopted its new name – Covestro.
Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Physical PropertiesOriginal ValueComments
Density 1.34 g/ccISO 1183
Moisture Absorption at Equilibrium 0.10 %ISO 62
Water Absorption at Saturation 0.28 %ISO 62
Linear Mold Shrinkage 0.0030 - 0.0050 cm/cmparallel/normal; b.o. ISO 2577
Linear Mold Shrinkage, Flow 0.0025 cm/cm60x60x2 mm; 500 bar; ISO 294-4
Linear Mold Shrinkage, Transverse 0.0045 cm/cm60x60x2 mm; 500 bar; ISO 294-4
Melt Flow 19 g/10 min
@Load 1.20 kg,
Temperature 300 °C		ISO 1133
 
Mechanical PropertiesOriginal ValueComments
Puncture Resistance 700 NISO 6603-2
Tensile Strength at Break 105 MPa5 [mm/min]; ISO 527-1/-2
Elongation at Break 3.0 %5 [mm/min]; ISO 527-1/-2
Tensile Modulus 6000 MPa1 [mm/min]; ISO 527-1/-2
Flexural Strength 180 MPa2 mm/min; ISO 178
Flexural Yield Strength 160 MPa
@Strain 3.5 %		2 mm/min; ISO 178
Flexural Modulus 5.80 GPa2 mm/min; ISO 178
Flexural Strain at Yield 3.5 %2 mm/min; ISO 178
Charpy Impact Unnotched 4.50 J/cm²
@Temperature -30.0 °C		complete break; ISO 179-1eU
 5.00 J/cm²
@Temperature 23.0 °C		complete break; ISO 179-1eU
Charpy Impact, Notched 0.800 J/cm²
@Temperature 23.0 °C		3 mm, complete break; ISO 7391/b.o. ISO 179-1eA
Puncture Energy 2.70 JISO 6603-2
 
Electrical PropertiesOriginal ValueComments
Volume Resistivity 1.00e+14 ohm-cmIEC 60093
Surface Resistance 1.00e+16 ohmIEC 60093
Dielectric Constant 3.3
@Frequency 100 Hz		IEC 60250
 3.3
@Frequency 1e+6 Hz		IEC 60250
Dielectric Strength 36.0 kV/mm
@Thickness 1.00 mm		IEC 60243-1
Dissipation Factor 0.0010
@Frequency 100 Hz		IEC 60250
 0.0090
@Frequency 1e+6 Hz		IEC 60250
Comparative Tracking Index 125 VCTI M; Solution B; IEC 60112
 175 VSolution A; IEC 60112
 
Thermal PropertiesOriginal ValueComments
CTE, linear, Parallel to Flow 26.0 µm/m-°C
@Temperature 23.0 - 55.0 °C		ISO 11359-1/-2
CTE, linear, Transverse to Flow 63.0 µm/m-°C
@Temperature 23.0 - 55.0 °C		ISO 11359-1/-2
Thermal Conductivity 0.230 W/m-KISO 8302
Deflection Temperature at 0.46 MPa (66 psi) 141 °CISO 75-1,-2
Deflection Temperature at 1.8 MPa (264 psi) 137 °CISO 75-1,-2
Vicat Softening Point 144 °C50°C/h 50N; ISO 306
UL RTI, Electrical 80.0 °C
@Thickness 1.50 mm		UL 746B
UL RTI, Mechanical with Impact 80.0 °C
@Thickness 1.50 mm		UL 746B
UL RTI, Mechanical without Impact 80.0 °C
@Thickness 1.50 mm		UL 746B
Flammability, UL94 HB
@Thickness 1.50 mm
 V-2
@Thickness 1.00 mm
Oxygen Index 32 %Method A; ISO 4589-2
Glow Wire Ignition Temperature 850 °C
@Thickness 1.50 mm		IEC 60695-2-13
 850 °C
@Thickness 3.00 mm		IEC 60695-2-13
Glow Wire Flammability Index 960 °C
@Thickness 1.50 mm		IEC 60695-2-12
 960 °C
@Thickness 3.00 mm		IEC 60695-2-12
 
Processing PropertiesOriginal ValueComments
Melt Temperature 300 °CInjection Molding; ISO 294
Mold Temperature 110 °CInjection Molding; ISO 294
Injection Velocity 200 mm/secISO 294
 
Descriptive Properties
AvailabilityAsia Pacific
 Europe
 India
 Near East/Africa
 South and Central America
FeatureRelease agent
FormPellets
ProcessInjection Molding

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to go back to viewing the property data in MatWeb's normal format.

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PB09954 / 92794




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