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Elmet Technologies

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Covestro Makrolon® ET3127 Polycarbonate  (discontinued **)
Categories: Polymer; Thermoplastic; Polycarbonate (PC); Polycarbonate, Extruded; Polycarbonate, UV Stabilized

Material Notes: MVR (300 °C/1.2 kg) 6.0 cm³/10 min; Extrusion; high viscosity; branched; UV stabilized; easy release; available in color code 550111only; multi wall sheets / profiles

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 PropertiesOriginal ValueComments
Bulk Density 0.660 g/ccpellets; ISO 60
Density 1.20 g/ccISO 1183-1
Moisture Absorption at Equilibrium 0.12 %ISO 62, 50% RH
Water Absorption at Saturation 0.30 %ISO 62
Water Vapor Transmission 15.0 g/m²/day
@Thickness 0.100 mm
85% RH, film; ISO 15106-1
Oxygen Transmission 65.0 cc-mm/m²-24hr-atm
@Thickness 0.100 mm
650 cc/m²-24hr-bar; film; b.o. ISO 2556
 70.0 cc-mm/m²-24hr-atm
@Thickness 0.0254 mm
2760 cc/m²-24hr-bar; film; b.o. ISO 2556
Nitrogen Transmission 12.0 cc-mm/m²-24hr-atm
@Thickness 0.100 mm
120 cc/m²-24hr-bar; film; b.o. ISO 2556
 13.0 cc-mm/m²-24hr-atm
@Thickness 0.0254 mm
510 cc/m²-24hr-bar; film; b.o. ISO 2556
Carbon Dioxide Transmission 380 cc-mm/m²-24hr-atm
@Thickness 0.100 mm
3800 cc/m²-24hr-bar; film; b.o. ISO 2556
 429 cc-mm/m²-24hr-atm
@Thickness 0.0254 mm
16900 cc/m²-24hr-bar; film; b.o. ISO 2556
Linear Mold Shrinkage 0.0060 - 0.0080 cm/cmparallel/normal; b.o. ISO 2577
Linear Mold Shrinkage, Flow 0.0070 cm/cm
@Thickness 2.00 mm
60x60x2 mm; 500 bar; ISO 294-4
Linear Mold Shrinkage, Transverse 0.0075 cm/cm
@Thickness 2.00 mm
60x60x2 mm; 500 bar; ISO 294-4
Melt Flow 7.0 g/10 min
@Load 1.20 kg,
Temperature 300 °C
ISO 1133
 
Mechanical PropertiesOriginal ValueComments
Puncture Resistance 5500 N
@Temperature 23.0 °C
ISO 6603-2
 6400 N
@Temperature -30.0 °C
ISO 6603-2
Ball Indentation Hardness 115 MPaISO 2039-1
Tensile Strength at Break 65.0 MPa50 mm/min; ISO 527-1,-2
Tensile Strength, Yield 67.0 MPa50 mm/min; ISO 527-1,-2
Elongation at Break >= 50 %Nominal, 50 mm/min; ISO 527-1,-2
 110 %50 mm/min; b.o. ISO 527-1,-2
Elongation at Yield 6.2 %50 mm/min; ISO 527-1,-2
Tensile Modulus 2400 MPa1 mm/min; ISO 527-1,-2
Flexural Strength 100 MPa2 mm/min; ISO 178
Flexural Yield Strength 74.0 MPa
@Strain 3.5 %
2 mm/min; ISO 178
Flexural Modulus 2400 MPa2 mm/min; ISO 178
Flexural Strain at Yield 7.2 %2 mm/min; ISO 178
Izod Impact, Notched (ISO) 15.0 kJ/m²
@Thickness 3.20 mm,
Temperature -30.0 °C
complete break; b.o. ISO 180-A
 65.0 kJ/m²
@Thickness 3.20 mm,
Temperature 23.0 °C
partial break; b.o. ISO 180-A
Charpy Impact Unnotched NB
@Temperature 23.0 °C
ISO 179-1eU
 NB
@Temperature -30.0 °C
ISO 179-1eU
 NB
@Temperature -60.0 °C
ISO 179-1eU
Charpy Impact, Notched 14.0 kJ/m²
@Thickness 3.00 mm,
Temperature -30.0 °C
complete break; ISO 7391/b.o. ISO 179-1eA
 70.0 kJ/m²
@Thickness 3.00 mm,
Temperature 23.0 °C
partial break; ISO 7391/b.o. ISO 179-1eA
Puncture Energy 60.0 J
@Temperature 23.0 °C
ISO 6603-2
 65.0 J
@Temperature -30.0 °C
ISO 6603-2
Tensile Creep Modulus, 1 hour 2200 MPaISO 899-1
Tensile Creep Modulus, 1000 hours 1900 MPaISO 899-1
 
Electrical PropertiesOriginal ValueComments
Volume Resistivity 1.00e+16 ohm-cmIEC 60093
Surface Resistance 1.00e+14 ohmIEC 60093
Dielectric Constant 3.0
@Frequency 1e+6 Hz
IEC 60250
 3.1
@Frequency 100 Hz
IEC 60250
Dielectric Strength 34.0 kV/mm
@Thickness 1.00 mm
IEC 60243-1
Dissipation Factor 0.00080
@Frequency 100 Hz
IEC 60250
 0.0095
@Frequency 1e+6 Hz
IEC 60250
Comparative Tracking Index 100 VCTI M; Solution B; IEC 60112
 250 VSolution A; IEC 60112
 
Thermal PropertiesOriginal ValueComments
CTE, linear, Parallel to Flow 65.0 µm/m-°C
@Temperature 23.0 - 55.0 °C
ISO 11359-1,-2
CTE, linear, Transverse to Flow 65.0 µm/m-°C
@Temperature 23.0 - 55.0 °C
ISO 11359-1,-2
Thermal Conductivity 0.200 W/m-Kcross-flow; ISO 8302
Hot Ball Pressure Test 136 °CIEC 60695-10-2
Deflection Temperature at 0.46 MPa (66 psi) 140 °CISO 75-1,-2
Deflection Temperature at 1.8 MPa (264 psi) 128 °CISO 75-1,-2
Vicat Softening Point 145 °C
@Load 5.10 kg
120°C/h; ISO 306
 146 °C
@Load 5.10 kg
50°C/h; ISO 306
Glass Transition Temp, Tg 146 °C10°C/min; ISO 11357-1,-2
UL RTI, Electrical 80.0 °C
@Thickness 1.00 mm
UL 746B
UL RTI, Mechanical with Impact 80.0 °C
@Thickness 1.00 mm
UL 746B
UL RTI, Mechanical without Impact 80.0 °C
@Thickness 1.00 mm
UL 746B
Flammability, UL94 HB
@Thickness 0.750 mm
Flash Point 480 °CASTM D 1929
 560 °Cself ignition; ASTM D 1929
Oxygen Index 28 %Method A; ISO 4589-2
Glow Wire Ignition Temperature 875 °C
@Thickness 0.750 mm
IEC 60695-2-13
 875 °C
@Thickness 1.50 mm
IEC 60695-2-13
 900 °C
@Thickness 3.00 mm
IEC 60695-2-13
Glow Wire Flammability Index 875 °C
@Thickness 0.750 mm
IEC 60695-2-12
 875 °C
@Thickness 1.50 mm
IEC 60695-2-12
 960 °C
@Thickness 3.00 mm
IEC 60695-2-12
 
Optical PropertiesOriginal ValueComments
Refractive Index 1.586Procedure A; ISO 489
Haze <= 0.80 %
@Thickness 3.00 mm
ISO 14782
Transmission, Visible 87 %
@Thickness 4.00 mm
ISO 13468-2
 88 %
@Thickness 3.00 mm
ISO 13468-2
 88 %
@Thickness 2.00 mm
ISO 13468-2
 89 %
@Thickness 1.00 mm
ISO 13468-2
 
Processing PropertiesOriginal ValueComments
Melt Temperature 300 °CInjection molding; ISO 294
Mold Temperature 80.0 °CInjection molding; ISO 294
Injection Velocity 200 mm/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, 1.5 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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