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This is the free Material Data Center Datasheet of Makrolon® 2858 RE - PC - Covestro Deutschland AG

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Processing/Physical Characteristics - Mechanical properties - Thermal properties - Electrical properties - Optical properties - Other properties - Test specimen production - Processing Recommendation Injection Molding
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Product Texts
  • MVR (300 °C/1.2 kg) 9.0 cm³/10 min
  • medical devices
  • suitable for ETO and steam sterilization at 121 °C
  • biocompatible according to many ISO 10993-1 test requirements
  • medium viscosity
  • easy release
Processing/Physical CharacteristicsValueUnitTest Standard
ISO Data
Melt volume-flow rate, MVR 9 cm³/10min ISO 1133
Temperature 300 °C -
Load 1.2 kg -
Melt flow index, MFI 10 g/10min ISO 1133
Temperature 300 °C -
Load 1.2 kg -
Molding shrinkage, parallel 0.7 % ISO 294-4, 2577
Molding shrinkage, normal 0.8 % ISO 294-4, 2577
Mechanical propertiesValueUnitTest Standard
ISO Data
Tensile Modulus 2400 MPa ISO 527
Yield stress 66 MPa ISO 527
Yield strain 6.1 % ISO 527
Nominal strain at break >50 % ISO 527
Flexural modulus, 23°C 2400 MPa ISO 178
Flexural strength 97 MPa ISO 178
Tensile creep modulus, 1h 2200 MPa ISO 899-1
Tensile creep modulus, 1000h 1900 MPa ISO 899-1
Charpy impact strength, +23°C N kJ/m² ISO 179/1eU
Charpy notched impact strength, +23°C 75 kJ/m² ISO 179/1eA
Type of failure P - -
Charpy notched impact strength, -30°C 16 kJ/m² ISO 179/1eA
Type of failure C - -
Izod notched impact strength, +23°C 70 kJ/m² ISO 180/1A
Izod notched impact strength 15 kJ/m² ISO 180/1A
Temperature -30 °C -
Puncture - maximum force, +23°C 5400 N ISO 6603-2
Puncture - maximum force, -30°C 6300 N ISO 6603-2
Puncture energy, +23°C 60 J ISO 6603-2
Puncture energy, -30°C 65 J ISO 6603-2
Ball indentation hardness 115 MPa ISO 2039-1
Thermal propertiesValueUnitTest Standard
ISO Data
Glass transition temperature, 10°C/min 145 °C ISO 11357-1/-2
Temp. of deflection under load, 1.80 MPa 125 °C ISO 75-1/-2
Temp. of deflection under load, 0.45 MPa 137 °C ISO 75-1/-2
Vicat softening temperature, B 145 °C ISO 306
Coeff. of linear therm. expansion, parallel 65 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-2 class IEC 60695-11-10
Thickness tested 0.8 mm -
Yellow Card available yes - -
Oxygen index 28 % ISO 4589-1/-2
Glow Wire Flammability Index (GWFI) 850 °C IEC 60695-2-12
GWFI - thickness tested (1) 1.5 mm -
Glow Wire Flammability Index (GWFI) 930 °C IEC 60695-2-12
GWFI - thickness tested (2) 3 mm -
Glow Wire Ignition Temperature (GWIT) 875 °C IEC 60695-2-13
GWIT - thickness tested (1) 0.75 mm -
Glow Wire Ignition Temperature (GWIT) 875 °C IEC 60695-2-13
GWIT - thickness tested (2) 1.5 mm -
Glow Wire Ignition Temperature (GWIT) 900 °C IEC 60695-2-13
GWIT - thickness tested (3) 3 mm -
Other Standards[S]
Thermal Conductivity, solid state 0.2 W/(m K) ISO 8302
S: These properties are reported by the producer according standards that are different to our defaults.
Electrical propertiesValueUnitTest Standard
ISO Data
Relative permittivity, 100Hz 3.1 - IEC 62631-2-1
Relative permittivity, 1MHz 3 - IEC 62631-2-1
Dissipation factor, 100Hz 5 E-4 IEC 62631-2-1
Dissipation factor, 1MHz 90 E-4 IEC 62631-2-1
Volume resistivity >1E13 Ohm*m IEC 62631-3-1
Surface resistivity >1E15 Ohm IEC 62631-3-2
Electric strength 34 kV/mm IEC 60243-1
Comparative tracking index 250 - IEC 60112
Optical propertiesValueUnitTest Standard
ISO Data
Haze 0.8 - ISO 14782
Luminous transmittance 89 % ISO 13468-1, -2
Other Standards[S]
Index of Refraction 1.59 - ISO 489
S: These properties are reported by the producer according standards that are different to our defaults.
Other propertiesValueUnitTest Standard
Water absorption 0.3 % Sim. to ISO 62
Humidity absorption 0.12 % Sim. to ISO 62
Density 1200 kg/m³ ISO 1183
Bulk density 660 kg/m³ -
Test specimen productionValueUnitTest Standard
ISO Data
Injection Molding, melt temperature 300 °C ISO 294
Injection Molding, mold temperature 80 °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 2 - 3 h -
Processing humidity ≤0.02 % -
Melt temperature 280 - 320 °C -
Mold temperature 80 - 120 °C -
Zone 1 250 - 260 °C -
Zone 2 270 - 280 °C -
Zone 3 280 - 290 °C -
Nozzle temperature 290 - 300 °C -
Back pressure 5 - 15 MPa -
Characteristics
Processing
Injection Molding
Delivery form
Pellets
Additives
Release agent
Special Characteristics
Transparent, Opaque, Sterilizable, Ethylene Oxide (EtO) Sterilization, Steam sterilization
Certifications
Contains renewable resources, Recycled Resin Content, Medical Grade, Biocompatibility ISO 10993, ISCC Plus
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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