Covestro polycarbonate PC bayer Makrolon ET3117 Engineering Plastics Granules

Physical Properties

Metric

English

Comments

Bulk Density 

0.660 g/cc

0.0238 lb/in³

pellets; ISO 60

Density 

1.20 g/cc

0.0434 lb/in³

ISO 1183-1

Moisture Absorption at Equilibrium 

0.12 %

0.12 %

ISO 62, 50% RH

Water Absorption at Saturation 

0.30 %

0.30 %

ISO 62

Water Vapor Transmission 

15.0 g/m²/day
@Thickness 0.100 mm

0.966 g/100 in²/day
@Thickness 0.00394 in

85% RH, film; ISO 15106-1

Oxygen Transmission 

67.0 cc-mm/m²-24hr-atm
@Thickness 0.100 mm

170 cc-mil/100 in²-24hr-atm
@Thickness 0.00394 in

670 cc/m²-24hr-bar; film; b.o. ISO 2556

70.0 cc-mm/m²-24hr-atm
@Thickness 0.0254 mm

178 cc-mil/100 in²-24hr-atm
@Thickness 0.00100 in

2760 cc/m²-24hr-bar; film; b.o. ISO 2556

Nitrogen Transmission 

12.0 cc-mm/m²-24hr-atm
@Thickness 0.100 mm

30.5 cc-mil/100 in²-24hr-atm
@Thickness 0.00394 in

120 cc/m²-24hr-bar; film; b.o. ISO 2556

13.0 cc-mm/m²-24hr-atm
@Thickness 0.0254 mm

33.0 cc-mil/100 in²-24hr-atm
@Thickness 0.00100 in

510 cc/m²-24hr-bar; film; b.o. ISO 2556

Carbon Dioxide Transmission 

380 cc-mm/m²-24hr-atm
@Thickness 0.100 mm

965 cc-mil/100 in²-24hr-atm
@Thickness 0.00394 in

3800 cc/m²-24hr-bar; film; b.o. ISO 2556

429 cc-mm/m²-24hr-atm
@Thickness 0.0254 mm

1090 cc-mil/100 in²-24hr-atm
@Thickness 0.00100 in

16900 cc/m²-24hr-bar; film; b.o. ISO 2556

Linear Mold Shrinkage 

0.0060 – 0.0080 cm/cm

0.0060 – 0.0080 in/in

parallel/normal; b.o. ISO 2577

Linear Mold Shrinkage, Flow 

0.0070 cm/cm
@Thickness 2.00 mm

0.0070 in/in
@Thickness 0.0787 in

60x60x2 mm; 500 bar; ISO 294-4

Linear Mold Shrinkage, Transverse 

0.0075 cm/cm
@Thickness 2.00 mm

0.0075 in/in
@Thickness 0.0787 in

60x60x2 mm; 500 bar; ISO 294-4

Melt Flow 

6.5 g/10 min
@Load 1.20 kg,
Temperature 300 °C

6.5 g/10 min
@Load 2.65 lb,
Temperature 572 °F

ISO 1133

Mechanical Properties

Metric

English

Comments

Puncture Resistance 

5600 N
@Temperature 23.0 °C

1260 lb (f)
@Temperature 73.4 °F

ISO 6603-2

6500 N
@Temperature -30.0 °C

1460 lb (f)
@Temperature -22.0 °F

ISO 6603-2

Ball Indentation Hardness 

112 MPa

16200 psi

ISO 2039-1

Tensile Strength at Break 

70.0 MPa

10200 psi

50 mm/min; ISO 527-1,-2

Tensile Strength, Yield 

65.0 MPa

9430 psi

50 mm/min; ISO 527-1,-2

Elongation at Break 

>= 50 %

>= 50 %

Nominal, 50 mm/min; ISO 527-1,-2

130 %

130 %

50 mm/min; b.o. ISO 527-1,-2

Elongation at Yield 

6.3 %

6.3 %

50 mm/min; ISO 527-1,-2

Tensile Modulus 

2.40 GPa

348 ksi

1 mm/min; ISO 527-1,-2

Flexural Strength 

98.0 MPa

14200 psi

2 mm/min; ISO 178

Flexural Yield Strength 

74.0 MPa
@Strain 3.50 %

10700 psi
@Strain 3.50 %

2 mm/min; ISO 178

Flexural Modulus 

2.40 GPa

348 ksi

2 mm/min; ISO 178

Flexural Strain at Yield 

7.0 %

7.0 %

2 mm/min; ISO 178

Izod Impact, Notched (ISO) 

20.0 kJ/m²
@Thickness 3.20 mm,
Temperature -30.0 °C

9.52 ft-lb/in²
@Thickness 0.126 in,
Temperature -22.0 °F

complete break; b.o. ISO 180-A

70.0 kJ/m²
@Thickness 3.20 mm,
Temperature 23.0 °C

33.3 ft-lb/in²
@Thickness 0.126 in,
Temperature 73.4 °F

partial break; b.o. ISO 180-A

Charpy Impact Unnotched 

NB
@Temperature 23.0 °C

NB
@Temperature 73.4 °F

ISO 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  

1.40 J/cm²
@Thickness 3.00 mm,
Temperature -30.0 °C

6.66 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

Puncture Energy 

60.0 J
@Temperature 23.0 °C

44.3 ft-lb
@Temperature 73.4 °F

ISO 6603-2

70.0 J
@Temperature -30.0 °C

51.6 ft-lb
@Temperature -22.0 °F

ISO 6603-2

Tensile Creep Modulus, 1 hour 

2200 MPa

319000 psi

ISO 899-1

Tensile Creep Modulus, 1000 hours 

1900 MPa

276000 psi

ISO 899-1

Electrical Properties

Metric

English

Comments

Volume Resistivity 

1.00e+16 ohm-cm

1.00e+16 ohm-cm

IEC 60093

Surface Resistance 

1.00e+14 ohm

1.00e+14 ohm

IEC 60093

Dielectric Constant  

3.0
@Frequency 1.00e+6 Hz

3.0
@Frequency 1.00e+6 Hz

IEC 60250

3.1
@Frequency 100 Hz

3.1
@Frequency 100 Hz

IEC 60250

Dielectric Strength 

34.0 kV/mm
@Thickness 1.00 mm

864 kV/in
@Thickness 0.0394 in

IEC 60243-1

Dissipation Factor 

0.0010
@Frequency 100 Hz

0.0010
@Frequency 100 Hz

IEC 60250

0.0095
@Frequency 1.00e+6 Hz

0.0095
@Frequency 1.00e+6 Hz

IEC 60250

Comparative Tracking Index 

125 V

125 V

CTI M; Solution B; IEC 60112

250 V

250 V

Solution A; IEC 60112

Thermal Properties

Metric

English

Comments

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-K

1.39 BTU-in/hr-ft²-°F

cross-flow; ISO 8302

Hot Ball Pressure Test 

139 °C

282 °F

IEC 60695-10-2

Deflection Temperature at 0.46 MPa (66 psi) 

140 °C

284 °F

ISO 75-1,-2

Deflection Temperature at 1.8 MPa (264 psi) 

127 °C

261 °F

ISO 75-1,-2

Vicat Softening Point 

146 °C
@Load 5.10 kg

295 °F
@Load 11.2 lb

50°C/h; ISO 306

147 °C
@Load 5.10 kg

297 °F
@Load 11.2 lb

120°C/h; ISO 306

Glass Transition Temp, Tg 

146 °C

295 °F

10°C/min; ISO 11357-1,-2

UL RTI, Electrical 

125 °C
@Thickness 1.00 mm

257 °F
@Thickness 0.0394 in

UL 746B

UL RTI, Mechanical with Impact 

115 °C
@Thickness 1.00 mm

239 °F
@Thickness 0.0394 in

UL 746B

UL RTI, Mechanical without Impact 

125 °C
@Thickness 1.00 mm

257 °F
@Thickness 0.0394 in

UL 746B

Flammability, UL94 

HB
@Thickness 1.50 mm

HB
@Thickness 0.0591 in

V-2
@Thickness 0.750 mm

V-2
@Thickness 0.0295 in

Flash Point 

480 °C

896 °F

ASTM D 1929

550 °C

1020 °F

self ignition; ASTM D 1929

Oxygen Index 

28 %

28 %

Method A; ISO 4589-2

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

960 °C@Thickness 3.00 mm

1760 °F@Thickness 0.118 in

IEC 60695-2-12

Optical Properties

Metric

English

Comments

Refractive Index 

1.586

1.586

Procedure 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 Properties

Metric

English

Comments

Melt Temperature 

300 °C

572 °F

Injection molding; ISO 294

Mold Temperature 

80.0 °C

176 °F

Injection molding; ISO 294

Injection Velocity 

200 mm/sec

7.87 in/sec

ISO 294

Descriptive Properties

Electrolytic Corrosion

A1

IEC 60426

Needle flame test

10 s

Method K, 3 mm; IEC 60695-11-5

120 s

Method F, 2 mm; IEC 60695-11-5

120 s

Method F, 3 mm; IEC 60695-11-5

5 s

Method K, 2 mm; IEC 60695-11-5

60 s

Method F, 1.5 mm; IEC 60695-11-5