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Makrolon® MD4821

polycarbonate; glass fiber reinforced; medium viscosity; easy release; impact modified; good chemical resistance; housing parts; Information technology; electrical/electronic

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Technical Properties & Datasheets

Property Name Standard Test condition Unit Value
Dry Air Drying Temperature - °C 120
Dry Air Drying Time - h 4 - 6
Property Name Standard Test condition Unit Value
Vicat softening temperature ISO 306 50 N; 120 °C/h °C 146
Property Name Standard Test condition Unit Value
Charpy impact strength ISO 179-1eU 23 °C kJ/m² 59
Flexural modulus ISO 178 2 mm/min MPa 5710
Flexural strength ISO 178 2 mm/min MPa 154
Izod notched impact strength ISO 7391/b.o. ISO 180-A 23 °C/ 3 mm kJ/m² 18
Strain at break ISO 527-1,-2 5 mm/min % 4
Stress at break ISO 527-1,-2 5 mm/min MPa 91
Tensile modulus ISO 527-1,-2 1 mm/min MPa 5890
Yield strain ISO 527-1,-2 5 mm/min % 4
Yield stress ISO 527-1,-2 5 mm/min MPa 91
Property Name Standard Test condition Unit Value
Melt volume-flow rate ISO 1133 300 °C/ 1.2 kg cm³/10 min 9
Property Name Standard Test condition Unit Value
Injection molding - Melt temperature ISO 294 °C 280 - 320
Injection molding - Mold temperature ISO 294 °C 80 - 110

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Technical Data Sheet
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Safety Data Sheet
No direct download available, please visit www.productsafetyfirst.covestro.com
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