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Makrolon® 8325

MVR (300 °C/1.2 kg) 4.0 cm³/10 min; 20 % glass fiber reinforced; high viscosity; easy release

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About

Product Types

  • Polycarbonate

Material

Plastics
Dimensionally stable

General Characterization

No data available

Storage Conditions

No data available

Sampling

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Packaging Type

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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 (1.5 mm) [UL recognition] UL 94 1.5 mm Class V-2
Burning behavior UL 94 [UL recognition] UL 94 3.0 mm Class V-0
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 0.3
Flash ignition temperature ASTM D1929 °C 470
Oxygen index ISO 4589-2 Method A % 32
Relative temperature index (Electric strength) [UL recognition] UL 746B 1.5 mm °C 80
Relative temperature index (Tensile impact strength) [UL recognition] UL 746B 1.5 mm °C 80
Relative temperature index (Tensile strength) [UL recognition] UL 746B 1.5 mm °C 80
Self ignition temperature ASTM D1929 °C 550
Temperature of deflection under load ISO 75-1,-2 0.45 MPa °C 145
Temperature of deflection under load ISO 75-1,-2 1.80 MPa °C 142
Thermal conductivity, through-plane ISO 8302 23 °C; 50 % r. h. W/(m*K) 0.23
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 144
Charpy impact strength ISO 179/1eU -60 °C kJ/m² 65C
Charpy impact strength ISO 179/1eU 23 °C kJ/m² 60C
Charpy notched impact strength ISO 21305/based on ISO 179/1eA 23 °C/ 3 mm kJ/m² 10C
Flexural modulus ISO 178 2 mm/min MPa 5300
Flexural strain at flexural strength ISO 178 2 mm/min % 4.5
Flexural strength ISO 178 2 mm/min MPa 150
Flexural stress at 3.5 % strain ISO 178 2 mm/min MPa 145
Izod notched impact strength ISO 21305/based on ISO 180/A 23 °C/ 3 mm kJ/m² 10C
Puncture energy ISO 6603-2 -30 °C J 5
Puncture energy ISO 6603-2 23 °C J 5
Puncture impact properties - maximum force ISO 6603-2 -30 °C N 1000
Puncture impact properties - maximum force ISO 6603-2 23 °C N 1000
Strain at break ISO 527-1,-2 5 mm/min % 4.4
Stress at break ISO 527-1,-2 5 mm/min MPa 85
Tensile modulus ISO 527-1,-2 1 mm/min MPa 5800
Yield strain ISO 527-1,-2 50 mm/min % 3.3
Yield stress ISO 527-1,-2 50 mm/min MPa 99
Property Name Standard Test condition Unit Value
Melt mass-flow rate ISO 1133 300 °C/ 1.2 kg g/10 min 5
Melt volume-flow rate ISO 1133 300 °C/ 1.2 kg cm³/10 min 4
Molding shrinkage, normal ISO 294-4 60x60x2 mm/ 500 bar % 0.45
Molding shrinkage, parallel ISO 294-4 60x60x2 mm/ 500 bar % 0.35
Molding shrinkage, parallel/normal b.o. ISO 2577 Value range based on general practical experience % 0.3 - 0.5
Property Name Standard Test condition Unit Value
Comparative tracking index CTI IEC 60112 Solution A Rating 175
Comparative tracking index CTI M IEC 60112 Solution B Rating 125M
Dissipation factor IEC 60250 1 MHz 10^-4^ 90
Dissipation factor IEC 60250 100 Hz 10^-4^ 10
Electrical strength IEC 60243-1 1 mm kV/mm 36
Relative permittivity IEC 60250 1 MHz 3.3
Relative permittivity IEC 60250 100 Hz 3.3
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 300
Injection molding - Mold temperature ISO 294 °C 110
Property Name Standard Test condition Unit Value
Bulk density ISO 60 Pellets kg/m³ 640
Density ISO 1183-1 kg/m³ 1340
Glass fiber content b.o. ISO 3451-1 Method A % 20
Water absorption (equilibrium value) ISO 62 23 °C; 50 % r. h. % 0.1
Water absorption (saturation value) ISO 62 Water at 23 °C % 0.24

Downloads

Technical Data Sheet
Download
Safety Data Sheet
No direct download available, please visit www.productsafetyfirst.covestro.com
Stress-Strain Makrolon® 8325 (Multipoint Data Sheet) Spannung-Dehnung Makrolon® 8325 (Multipoint Data Sheet)
Secant modulus - Strain Makrolon® 8325 (Multipoint Data Sheet) Sekantenmodul-Dehnung Makrolon® 8325 (Multipoint Data Sheet)
Specific Volume-Temperature (pvT) Makrolon® 8325 (Multipoint Data Sheet) Spezifisches Volumen-Temperatur (pvT) Makrolon® 8325 (Multipoint Data Sheet)
Viscosity Shear Rate Makrolon® 8325 (Multipoint Data Sheet) Viskosität Schergeschwindigkeit Makrolon® 8325 (Multipoint Data Sheet)

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