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Makrolon® LED5402

MVR (300 °C/1.2 kg) 9.0 cm³/10 min; medium viscosity; UV stabilized; Yellowness index < 0.8 (2 mm); optical lenses

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Technical Properties & Datasheets

Property Name Standard Test condition Unit Value
Barrel Temperatures - Front - °C 280 - 290
Barrel Temperatures - Middle - °C 270 - 280
Barrel Temperatures - Nozzle - °C 290 - 300
Barrel Temperatures - Rear - °C 250 - 260
Dry Air Drying Temperature - °C 120
Dry Air Drying Time - h 2 - 3
Hold Pressure (% of injection pressure) - % 50 - 75
Melt temperatures - °C 280 - 320
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 300
Vent Depth - mm 0.025 - 0.075
Property Name Standard Test condition Unit Value
Burning behavior UL 94 [UL recognition] UL 94 0.75 mm Class V-2
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
Glow wire test (GWFI) IEC 60695-2-12 3.0 mm °C 930
Glow wire test (GWFI) IEC 60695-2-12 0.8 mm °C 850
Glow wire test (GWIT) IEC 60695-2-13 0.8 mm °C 875
Glow wire test (GWIT) IEC 60695-2-13 3.0 mm °C 875
Relative temperature index (Electric strength) UL 746B °C 125
Relative temperature index (Tensile impact strength) UL 746B °C 115
Relative temperature index (Tensile strength) UL 746B °C 125
Temperature of deflection under load ISO 75-1,-2 0.45 MPa °C 137
Temperature of deflection under load ISO 75-1,-2 1.80 MPa °C 121
Vicat softening temperature ISO 306 50 N; 120 °C/h °C 144
Vicat softening temperature ISO 306 50 N; 50 °C/h °C 143
Property Name Standard Test condition Unit Value
Charpy impact strength ISO 179/1eU 23 °C kJ/m² N
Flexural modulus ISO 178 2 mm/min MPa 2400
Flexural strain at flexural strength ISO 178 2 mm/min % 7
Flexural strength ISO 178 2 mm/min MPa 98
Flexural stress at 3.5 % strain ISO 178 2 mm/min MPa 73
Izod notched impact strength ISO 21305/based on ISO 180/A 23 °C kJ/m² 70P
Izod notched impact strength ISO 21305/based on ISO 180/A 0 °C kJ/m² 70P
Izod notched impact strength ISO 21305/based on ISO 180/A -10 °C kJ/m² 70P
Puncture energy ISO 6603-2 -30 °C J 68
Puncture energy ISO 6603-2 23 °C J 62
Puncture impact properties - maximum force ISO 6603-2 -30 °C N 6400
Puncture impact properties - maximum force ISO 6603-2 23 °C N 5500
Strain at break b.o. ISO 527-1,-2 50 mm/min % 130
Stress at break ISO 527-1,-2 50 mm/min MPa 70
Tensile modulus ISO 527-1,-2 1 mm/min MPa 2400
Yield strain ISO 527-1,-2 50 mm/min % 6
Yield stress ISO 527-1,-2 50 mm/min MPa 65
Property Name Standard Test condition Unit Value
Haze ISO 14782 1 mm % <0.3
Luminous transmittance (clear transparent materials) ISO 13468-2 1 mm % 89.5
Luminous transmittance (clear transparent materials) ISO 13468-2 2 mm % 89
Luminous transmittance (clear transparent materials) ISO 13468-2 4 mm % 88.5
Luminous transmittance (clear transparent materials) ISO 13468-2 3 mm % 89
Refractive index ISO 489 Procedure A 1.585
Property Name Standard Test condition Unit Value
Melt mass-flow rate ISO 1133 g/10 min 10
Melt volume-flow rate ISO 1133 300 °C/ 1.2 kg cm³/10 min 9
Molding shrinkage, normal ISO 294-4 60x60x2 mm³ % 0.75
Molding shrinkage, parallel ISO 294-4 60x60x2 mm³ % 0.7
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
Density ISO 1183-1 kg/m³ 1190

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