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This is the free Material Data Center Datasheet of Makrolon® M420 GF - PC-GF20 - Covestro Deutschland AG

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Processing/Physical Characteristics - Mechanical properties - Thermal properties - Other properties - Test specimen production - Processing Recommendation Injection Molding
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Product Texts
  • polycarbonate
  • MVR (300 °C/1.2 kg) 8.0 cm³/10 min
  • low viscosity
  • 20 % glass fiber reinforced
  • biocompatible according to many ISO 10993-1 test requirements
  • suitable for medical devices
Processing/Physical CharacteristicsValueUnitTest Standard
ISO Data
Melt volume-flow rate, MVR 8 cm³/10min ISO 1133
Temperature 300 °C -
Load 1.2 kg -
Molding shrinkage, parallel 0.3 % ISO 294-4, 2577
Molding shrinkage, normal 0.5 % ISO 294-4, 2577
Mechanical propertiesValueUnitTest Standard
ISO Data
Tensile Modulus 5800 MPa ISO 527
Yield stress 105 MPa ISO 527
Yield strain 3 % ISO 527
Nominal strain at break 3.3 % ISO 527
Flexural modulus, 23°C 6000 MPa ISO 178
Flexural strength 172 MPa ISO 178
Izod notched impact strength, +23°C 12 kJ/m² ISO 180/1A
Izod notched impact strength 11 kJ/m² ISO 180/1A
Temperature -30 °C -
Thermal propertiesValueUnitTest Standard
ISO Data
Temp. of deflection under load, 1.80 MPa 141 °C ISO 75-1/-2
Temp. of deflection under load, 0.45 MPa 146 °C ISO 75-1/-2
Vicat softening temperature, B 149 °C ISO 306
Coeff. of linear therm. expansion, parallel 30 E-6/K ISO 11359-1/-2
Coeff. of linear therm. expansion, normal 65 E-6/K ISO 11359-1/-2
Burning Behav. at thickness h V-1 class IEC 60695-11-10
Thickness tested 3.0 mm -
Other propertiesValueUnitTest Standard
Water absorption 0.28 % Sim. to ISO 62
Humidity absorption 0.11 % Sim. to ISO 62
Density 1340 kg/m³ ISO 1183
Test specimen productionValueUnitTest Standard
ISO Data
Injection Molding, melt temperature 300 °C ISO 294
Injection Molding, mold temperature 110 °C ISO 294
Injection Molding, injection velocity 200 mm/s ISO 294
Processing Recommendation Injection MoldingValueUnitTest Standard
Pre-drying - Temperature 120 °C -
Pre-drying - Time 4 h -
Melt temperature 300 °C -
Mold temperature 100 °C -
Characteristics
Processing
Injection Molding
Special Characteristics
Opaque
Certifications
Biocompatibility ISO 10993
Applications
Medical
Regional Availability
North America, Europe, Asia Pacific, South and Central America, Near East/Africa
Disclaimer
Copyright Altair Engineering GmbH. Altair Engineering GmbH assumes no liability for the system to be free of errors. The user takes sole responsibility for the use of this data under the exclusion of every liability from Altair Engineering GmbH; this is especially valid for claims of compensation resulting from consequential damages. Altair explicitly points out that any decision about the application of materials must be double checked with the producer of this material. This includes all contents of this system. Copyright laws are applicable for the content of this system.
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