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Ensinger PEI

Covestro Makrolon® 3206 Polycarbonate
Categories: Polymer; Thermoplastic; Polycarbonate (PC); Polycarbonate, Extruded
Material Notes: MVR (300 °C/1.2 kg) 5.0 cm³/10 min; food contact quality; high viscosity; injection molding - melt temperature 280 - 320 °C; extrusion; available in transparent, translucent and opaque colors

As of 1 September 2015, Bayer MaterialScience was separated from Bayer AG and officially adopted its new name – Covestro.
Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Physical PropertiesMetricEnglishComments
Bulk Density 0.660 g/cc0.0238 lb/in³Pellets; ISO 60
Density 1.20 g/cc0.0434 lb/in³ISO 1183
Moisture Absorption at Equilibrium 0.12 %0.12 %ISO 62
Water Absorption at Saturation 0.30 %0.30 %ISO 62
Water Vapor Transmission 15.0 g/m²/day
@Thickness 0.100 mm,
Temperature 23.0 °C		0.966 g/100 in²/day
@Thickness 0.00394 in,
Temperature 73.4 °F		85% RH; ISO 15106-1
Oxygen Transmission 650 cc-mm/m²-24hr-atm1650 cc-mil/100 in²-24hr-atmcm³/(m²·24 h·bar), 100 µm film; b.o. ISO 2556
 2760 cc-mm/m²-24hr-atm7010 cc-mil/100 in²-24hr-atmcm³/(m²·24 h·bar), 25.4 µm (1 mil) film; b.o. ISO 2556
Nitrogen Transmission 120 cc-mm/m²-24hr-atm305 cc-mil/100 in²-24hr-atmcm³/(m²·24 h·bar), 100 µm film; b.o. ISO 2556
 510 cc-mm/m²-24hr-atm1300 cc-mil/100 in²-24hr-atmcm³/(m²·24 h·bar), 25.4 µm (1 mil) film; b.o. ISO 2556
Carbon Dioxide Transmission 3800 cc-mm/m²-24hr-atm9650 cc-mil/100 in²-24hr-atmcm³/(m²·24 h·bar), 100 µm film; b.o. ISO 2556
 16900 cc-mm/m²-24hr-atm42900 cc-mil/100 in²-24hr-atmcm³/(m²·24 h·bar), 25.4 µm (1 mil) film; b.o. ISO 2556
Linear Mold Shrinkage 0.0060 - 0.0080 cm/cm0.0060 - 0.0080 in/inparallel/normal; b.o. ISO 2577
Linear Mold Shrinkage, Flow 0.0070 cm/cm0.0070 in/in60x60x2 mm; 500 bar; ISO 294-4
Linear Mold Shrinkage, Transverse 0.0075 cm/cm0.0075 in/in60x60x2 mm; 500 bar; ISO 294-4
Melt Flow 5.5 g/10 min
@Load 1.20 kg,
Temperature 300 °C		5.5 g/10 min
@Load 2.65 lb,
Temperature 572 °F		ISO 1133
 
Mechanical PropertiesMetricEnglishComments
Ball Indentation Hardness 111 MPa16100 psiISO 2039-1
Tensile Strength at Break 75.0 MPa10900 psi50 mm/min; ISO 527-1/-2
Tensile Strength, Yield 65.0 MPa9430 psi50 mm/min; ISO 527-1/-2
Elongation at Break >= 50 %>= 50 %Nominal, 50 mm/min; ISO 527-1/-2
 130 %130 %50 mm/min; ISO 527-1/-2
Elongation at Yield 6.3 %6.3 %50 mm/min; ISO 527-1/-2
Tensile Modulus 2.35 GPa341 ksi1 mm/min; ISO 527-1/-2
Flexural Strength 95.0 MPa13800 psi2 mm/min; ISO 178
Flexural Yield Strength 72.0 MPa
@Strain 3.5 %		10400 psi
@Strain 3.5 %		2 mm/min; ISO 178
Flexural Modulus 2.35 GPa341 ksi2 mm/min; ISO 178
Flexural Strain at Yield 7.2 %7.2 %2 mm/min; ISO 178
Izod Impact, Notched (ISO)  20.0 kJ/m²
@Thickness 3.00 mm,
Temperature -30.0 °C		9.52 ft-lb/in²
@Thickness 0.118 in,
Temperature -22.0 °F		complete break; ISO 7391/b.o. ISO 180-A
 75.0 kJ/m²
@Thickness 3.00 mm,
Temperature 23.0 °C		35.7 ft-lb/in²
@Thickness 0.118 in,
Temperature 73.4 °F		partial break; ISO 7391/b.o. ISO 180-A
Charpy Impact Unnotched NBNBISO 179/1eU
 NB
@Temperature -30.0 °C		NB
@Temperature -22.0 °F		ISO 179/1eU
 NB
@Temperature -60.0 °C		NB
@Temperature -76.0 °F		ISO 179/1eU
Charpy Impact, Notched  1.80 J/cm²
@Thickness 3.00 mm,
Temperature -30.0 °C		8.57 ft-lb/in²
@Thickness 0.118 in,
Temperature -22.0 °F		complete break; ISO 7391/b.o. ISO 179-1eA
 8.00 J/cm²
@Thickness 3.00 mm,
Temperature 23.0 °C		38.1 ft-lb/in²
@Thickness 0.118 in,
Temperature 73.4 °F		partial break; ISO 7391/b.o. ISO 179-1eA
Impact 58005800Puncture - maximum force (N); ISO 6603-2
 6700
@Temperature -30.0 °C		6700
@Temperature -22.0 °F		Puncture - maximum force (N); ISO 6603-2
Puncture Energy 65.0 J47.9 ft-lbISO 6603-2
 75.0 J
@Temperature -30.0 °C		55.3 ft-lb
@Temperature -22.0 °F		ISO 6603-2
Tensile Creep Modulus, 1 hour 2200 MPa319000 psiISO 899-1
Tensile Creep Modulus, 1000 hours 1900 MPa276000 psiISO 899-1
 
Electrical PropertiesMetricEnglishComments
Volume Resistivity 1.00e+14 ohm-cm1.00e+14 ohm-cmIEC 60093
Surface Resistance 1.00e+16 ohm1.00e+16 ohmIEC 60093
Dielectric Constant  3.0
@Frequency 1e+6 Hz		3.0
@Frequency 1e+6 Hz		IEC 60250
 3.1
@Frequency 100 Hz		3.1
@Frequency 100 Hz		IEC 60250
Dielectric Strength 34.0 kV/mm864 kV/in1 mm; IEC 60243-1
Dissipation Factor  0.00050
@Frequency 100 Hz		0.00050
@Frequency 100 Hz		IEC 60250
 0.0095
@Frequency 1e+6 Hz		0.0095
@Frequency 1e+6 Hz		IEC 60250
Comparative Tracking Index 125 V125 VCTI M; Solution B; ISO 60112
 250 V250 VSolution A; IEC 60112
 
Thermal PropertiesMetricEnglishComments
CTE, linear, Parallel to Flow 65.0 µm/m-°C
@Temperature 23.0 - 55.0 °C		36.1 µin/in-°F
@Temperature 73.4 - 131 °F		ISO 11359-1/-2
CTE, linear, Transverse to Flow 65.0 µm/m-°C
@Temperature 23.0 - 55.0 °C		36.1 µin/in-°F
@Temperature 73.4 - 131 °F		ISO 11359-1/-2
Thermal Conductivity 0.200 W/m-K1.39 BTU-in/hr-ft²-°Fcross-flow; ISO 8302
Hot Ball Pressure Test 141 °C286 °FIEC 60695-10-2
Deflection Temperature at 0.46 MPa (66 psi) 142 °C288 °FISO 75-1/-2
Deflection Temperature at 1.8 MPa (264 psi) 130 °C266 °FISO 75-1/-2
Vicat Softening Point 150 °C302 °F50°C/h 50N; ISO 306
 151 °C304 °F50 N, 120°C/h; ISO 306
Glass Transition Temp, Tg 150 °C302 °FISO 11357-1/-2
UL RTI, Electrical 125 °C
@Thickness 1.50 mm		257 °F
@Thickness 0.0591 in		UL 746B
UL RTI, Mechanical with Impact 115 °C
@Thickness 1.50 mm		239 °F
@Thickness 0.0591 in		UL 746B
UL RTI, Mechanical without Impact 125 °C
@Thickness 1.50 mm		257 °F
@Thickness 0.0591 in		UL 746B
Flammability, UL94  HB
@Thickness 1.50 mm		HB
@Thickness 0.0591 in		IEC 60695-11-10
 V-2
@Thickness 0.360 mm		V-2
@Thickness 0.0142 in		IEC 60695-11-10
Flash Point 480 °C896 °Fignition; ASTM D1929
 550 °C1020 °Fself ignition; ASTM D1929
Oxygen Index 27 %27 %Method A; ISO 4589-1/-2
Glow Wire Test  850 °C
@Thickness 1.50 mm		1560 °F
@Thickness 0.0591 in		b.o. EDF HN60 E.02
 850 °C
@Thickness 3.00 mm		1560 °F
@Thickness 0.118 in		b.o. EDF HN60 E.02
Glow Wire Ignition Temperature  875 °C
@Thickness 0.750 mm		1610 °F
@Thickness 0.0295 in		IEC 60695-2-13
 875 °C
@Thickness 1.50 mm		1610 °F
@Thickness 0.0591 in		IEC 60695-2-13
 900 °C
@Thickness 3.00 mm		1650 °F
@Thickness 0.118 in		IEC 60695-2-13
Glow Wire Flammability Index  875 °C
@Thickness 0.750 mm		1610 °F
@Thickness 0.0295 in		IEC 60695-2-12
 875 °C
@Thickness 1.50 mm		1610 °F
@Thickness 0.0591 in		IEC 60695-2-12
 930 °C
@Thickness 3.00 mm		1710 °F
@Thickness 0.118 in		IEC 60695-2-12
 
Optical PropertiesMetricEnglishComments
Refractive Index 1.5861.586Procedure A; ISO 489
Haze <= 0.80 %
@Thickness 3.00 mm		<= 0.80 %
@Thickness 0.118 in		ISO 14782
Transmission, Visible  87 %
@Thickness 4.00 mm		87 %
@Thickness 0.157 in		ISO 13468-2
 88 %
@Thickness 3.00 mm		88 %
@Thickness 0.118 in		ISO 13468-2
 89 %
@Thickness 1.00 mm		89 %
@Thickness 0.0394 in		ISO 13468-2
 89 %
@Thickness 2.00 mm		89 %
@Thickness 0.0787 in		ISO 13468-2
 
Processing PropertiesMetricEnglishComments
Melt Temperature 310 °C590 °FInjection Molding; ISO 294
Mold Temperature 90.0 °C194 °FInjection Molding; ISO 294
Injection Velocity 200 mm/sec7.87 in/secISO 294
 
Descriptive Properties
Electrolytic corrosionA1IEC 60426
Needle flame test10 sMethod K, 3 mm; IEC 60695-11-5
 120 sMethod F, 2 mm; IEC 60695-11-5
 120 sMethod F, 3 mm; IEC 60695-11-5
 5 sMethod K, 2 mm; IEC 60695-11-5
 60 sMethod F, 1.5 mm; IEC 60695-11-5

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