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Makrolon® 3108

MVR (300 °C/1.2 kg) 6.0 cm³/10 min; medical devices; suitable for ETO and steam sterilization at 121 °C; biocompatible according to many ISO 10993-1 test requirements; high viscosity

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Technical Properties & Datasheets

Property Name Standard Test condition Unit Value
Barrel Temperatures - Front - °C 290 - 300
Barrel Temperatures - Middle - °C 280 - 290
Barrel Temperatures - Nozzle - °C 300 - 310
Barrel Temperatures - Rear - °C 260 - 270
Dry Air Drying Temperature - °C 120
Dry Air Drying Time - h 2 - 3
Hold Pressure (% of injection pressure) - % 50 - 75
Melt temperatures - °C 290 - 330
Moisture Content max. (%) - % <= 0,02
Mold Temperatures - °C 80 - 120
Peripheral Screw Speed - m/s 0.05 - 0.2
Plastic Back Pressure (specific) - bar 50 - 150
Shot-to-Cylinder Size - % 30 - 70
Standard Melt temperature - °C 310
Vent Depth - mm 0.025 - 0.075
Property Name Standard Test condition Unit Value
Coefficient of linear thermal expansion, normal ISO 11359-1,-2 23 to 55 °C 10^-4^/K 0.65
Coefficient of linear thermal expansion, parallel ISO 11359-1,-2 23 to 55 °C 10^-4^/K 0.65
Flash ignition temperature ASTM D1929 °C 480
Glass transition temperature ISO 11357-1,-2 10 °C/min °C 149
Resistance to heat (ball pressure test) IEC 60695-10-2 °C 140
Self ignition temperature ASTM D1929 °C 550
Temperature of deflection under load ISO 75-1,-2 0.45 MPa °C 141
Temperature of deflection under load ISO 75-1,-2 1.80 MPa °C 129
Thermal conductivity, through-plane ISO 8302 23 °C; 50 % r. h. W/(m*K) 0.2
Vicat softening temperature ISO 306 50 N; 120 °C/h °C 150
Vicat softening temperature ISO 306 50 N; 50 °C/h °C 149
Property Name Standard Test condition Unit Value
Ball indentation hardness ISO 2039-1 N/mm² 111
Charpy impact strength ISO 179/1eU -60 °C kJ/m² N
Charpy impact strength ISO 179/1eU 23 °C kJ/m² N
Charpy notched impact strength ISO 21305/based on ISO 179/1eA -30 °C/ 3 mm kJ/m² 18C(P)
Charpy notched impact strength ISO 21305/based on ISO 179/1eA 23 °C/ 3 mm kJ/m² 80P
Flexural modulus ISO 178 2 mm/min MPa 2350
Flexural strain at flexural strength ISO 178 2 mm/min % 7.2
Flexural strength ISO 178 2 mm/min MPa 96
Flexural stress at 3.5 % strain ISO 178 2 mm/min MPa 72
Izod notched impact strength ISO 21305/based on ISO 180/A 23 °C/ 3 mm kJ/m² 70P
Izod notched impact strength ISO 21305/based on ISO 180/A -30 °C/ 3 mm kJ/m² 20C(P)
Nominal strain at break ISO 527-1,-2 50 mm/min % > 50
Puncture energy ISO 6603-2 -30 °C J 70
Puncture energy ISO 6603-2 23 °C J 60
Puncture impact properties - maximum force ISO 6603-2 -30 °C N 6500
Puncture impact properties - maximum force ISO 6603-2 23 °C N 5600
Strain at break b.o. ISO 527-1,-2 50 mm/min % 120
Stress at break ISO 527-1,-2 50 mm/min MPa 75
Tensile creep modulus ISO 899-1 1 h MPa 2200
Tensile creep modulus ISO 899-1 1000 h MPa 1900
Tensile modulus ISO 527-1,-2 1 mm/min MPa 2350
Yield strain ISO 527-1,-2 50 mm/min % 6.3
Yield stress ISO 527-1,-2 50 mm/min MPa 65
Property Name Standard Test condition Unit Value
Haze for transparent materials ISO 14782 3 mm % < 0.8
Luminous transmittance (clear transparent materials) ISO 13468-2 1 mm % 89
Luminous transmittance (clear transparent materials) ISO 13468-2 2 mm % 89
Luminous transmittance (clear transparent materials) ISO 13468-2 4 mm % 87
Luminous transmittance (clear transparent materials) ISO 13468-2 3 mm % 88
Refractive index ISO 489 Procedure A 1.587
Property Name Standard Test condition Unit Value
Melt mass-flow rate ISO 1133 300 °C/ 1.2 kg g/10 min 6.5
Melt volume-flow rate ISO 1133 300 °C/ 1.2 kg cm³/10 min 6
Molding shrinkage, normal ISO 294-4 60x60x2 mm/ 500 bar % 0.75
Molding shrinkage, parallel ISO 294-4 60x60x2 mm/ 500 bar % 0.7
Molding shrinkage, parallel/normal b.o. ISO 2577 Value range based on general practical experience % 0.6 - 0.8
Property Name Standard Test condition Unit Value
Injection molding - Injection velocity ISO 294 mm/s 200
Injection molding - Melt temperature ISO 294 °C 300
Injection molding - Mold temperature ISO 294 °C 80
Property Name Standard Test condition Unit Value
Bulk density ISO 60 Pellets kg/m³ 660
Density ISO 1183-1 kg/m³ 1200
Water absorption (equilibrium value) ISO 62 23 °C; 50 % r. h. % 0.12
Water absorption (saturation value) ISO 62 Water at 23 °C % 0.3

Downloads

Technical Data Sheet
Download
Safety Data Sheet
No direct download available, please visit www.productsafetyfirst.covestro.com
Viscosity Shear Rate Makrolon® 3108 (Multipoint Data Sheet) Viskosität Schergeschwindigkeit Makrolon® 3108 (Multipoint Data Sheet)
Specific Volume-Temperature (pvT) Makrolon® 3108 (Multipoint Data Sheet) Spezifisches Volumen-Temperatur (pvT) Makrolon® 3108 (Multipoint Data Sheet)
Secant modulus - Strain Makrolon® 3108 (Multipoint Data Sheet) Sekantenmodul-Dehnung Makrolon® 3108 (Multipoint Data Sheet)
Stress-Strain Makrolon® 3108 (Multipoint Data Sheet) Spannung-Dehnung Makrolon® 3108 (Multipoint Data Sheet)

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