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Makrolon® 1837

MVR (300 °C/1.2 kg) 11 cm³/10 min; impact modified; medium viscosity; easy release

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About

Product Types

  • Polycarbonate

Material

Plastics
Impact resistant

General Characterization

No data available

Storage Conditions

No data available

Sampling

No data available

Packaging Type

No data available

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 - 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 94 0.75 mm Class HB
Burning rate (US-FMVSS) ISO 3795 >=1.0 mm mm/min passed
Coefficient of linear thermal expansion, parallel ISO 11359-1,-2 23 to 55 °C 10^-4^/K 0.7
Coefficient of linear thermal expansion, transverse ISO 11359-1,-2 23 to 55 °C 10^-4^/K 0.7
Flash ignition temperature ASTM D1929 °C 450
Glass transition temperature ISO 11357-1,-2 10 °C/min °C 143
Glow wire test (GWFI) IEC 60695-2-12 0.75 mm °C 850
Glow wire test (GWFI) IEC 60695-2-12 1.5 mm °C 875
Glow wire test (GWFI) IEC 60695-2-12 3.0 mm °C 900
Glow wire test (GWIT) IEC 60695-2-13 1.5 mm °C 825
Glow wire test (GWIT) IEC 60695-2-13 2.0 mm °C 825
Glow wire test (GWIT) IEC 60695-2-13 3.0 mm °C 850
Needle flame test IEC 60695-11-5 Method F; 1.5 mm s 120
Needle flame test IEC 60695-11-5 Method F; 2.0 mm s 120
Needle flame test IEC 60695-11-5 Method F; 3.0 mm s 120
Needle flame test IEC 60695-11-5 Method K; 3.0 mm s 10
Needle flame test IEC 60695-11-5 Method K; 1.5 mm s 5
Needle flame test IEC 60695-11-5 Method K; 2.0 mm s 5
Oxygen index ISO 4589-2 Method A % 30
Resistance to heat (ball pressure test) IEC 60695-10-2 °C 134
Self ignition temperature ASTM D1929 °C 530
Temperature of deflection under load ISO 75-1,-2 0.45 MPa °C 134
Temperature of deflection under load ISO 75-1,-2 1.80 MPa °C 121
Thermal conductivity, cross-flow ISO 8302 23 °C; 50 % r. h. W/(m*K) 0.2
Vicat softening temperature ISO 306 50 N; 120 °C/h °C 143
Vicat softening temperature ISO 306 50 N; 50 °C/h °C 141 - 141
Property Name Standard Test condition Unit Value
Ball indentation hardness ISO 2039-1 N/mm² 104
Charpy impact strength ISO 179-1eU -30 °C kJ/m² N
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 7391/b.o. ISO 179-1eA -30 °C; 3 mm kJ/m² 50P
Charpy notched impact strength ISO 7391/b.o. ISO 179-1eA 23 °C; 3 mm kJ/m² 60P
Flexural modulus ISO 178 2 mm/min MPa 2200 - 2200
Flexural strain at flexural strength ISO 178 2 mm/min % 6.8 - 6.8
Flexural strength ISO 178 2 mm/min MPa 86
Flexural stress at 3.5 % strain ISO 178 2 mm/min MPa 68 - 68
Izod notched impact strength ISO 7391/b.o. ISO 180-A 23 °C; 3 mm kJ/m² 60P
Izod notched impact strength ISO 7391/b.o. ISO 180-A -30 °C; 3 mm kJ/m² 45P(C)
Nominal strain at break ISO 527-1,-2 50 mm/min % > 50
Puncture energy ISO 6603-2 -30 °C J 55
Puncture energy ISO 6603-2 23 °C J 50 - 50
Puncture maximum force ISO 6603-2 -30 °C N 5800
Puncture maximum force ISO 6603-2 23 °C N 4900 - 4900
Strain at break b.o. ISO 527-1,-2 50 mm/min % 120
Stress at break ISO 527-1,-2 50 mm/min MPa 60
Tensile modulus ISO 527-1,-2 1 mm/min MPa 2200 - 2200
Yield strain ISO 527-1,-2 50 mm/min % 5.7
Yield stress ISO 527-1,-2 50 mm/min MPa 58
Property Name Standard Test condition Unit Value
Melt mass-flow rate ISO 1133 300 °C; 1.2 kg g/10 min 11.5
Melt volume-flow rate ISO 1133 300 °C; 1.2 kg cm³/10 min 11
Molding shrinkage, normal ISO 294-4 60x60x2 mm; 500 bar % 0.7
Molding shrinkage, parallel ISO 294-4 60x60x2 mm; 500 bar % 0.65
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
Comparative tracking index CTI IEC 60112 Solution A Rating 225
Comparative tracking index CTI M IEC 60112 Solution B Rating 100M
Dissipation factor IEC 60250 1 MHz 10^-4^ 125
Dissipation factor IEC 60250 100 Hz 10^-4^ 14
Electrical strength IEC 60243-1 1 mm kV/mm 34
Relative permittivity IEC 60250 1 MHz 3.1
Relative permittivity IEC 60250 100 Hz 3.2
Surface resistivity IEC 60093 Ohm 1E16
Volume resistivity IEC 60093 Ohm*m 1E14
Property Name Standard Test condition Unit Value
Injection molding-Injection velocity ISO 294 mm/s 200
Injection molding-Melt temperature ISO 294 °C 290 - 290
Injection molding-Mold temperature ISO 294 °C 80 - 80
Property Name Standard Test condition Unit Value
Bulk density ISO 60 Pellets kg/m³ 640
Density ISO 1183-1 kg/m³ 1190 - 1190
Water absorption (equilibrium value) ISO 62 23 °C; 50 % r. h. % 0.12
Water absorption (saturation value) ISO 62 Water at 23 °C % 0.4

Downloads

Technical Data Sheet
Download
Safety Data Sheet
No direct download available, please visit www.productsafetyfirst.covestro.com
Download
Stress-Strain Makrolon® 1837 (Multipoint Data Sheet)
Viskosität Schergeschwindigkeit Makrolon® 1837 (Multipoint Data Sheet)
Sekantenmodul-Dehnung Makrolon® 1837 (Multipoint Data Sheet)
Secant modulus - Strain Makrolon® 1837 (Multipoint Data Sheet)
Spannung-Dehnung Makrolon® 1837 (Multipoint Data Sheet)
Viscosity Shear Rate Makrolon® 1837 (Multipoint Data Sheet)

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