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Specialty Compounds RTP Company

Covestro Makrolon® Rx1851 Polycarbonate
Categories: Polymer; Thermoplastic; Polycarbonate (PC); Polycarbonate, Molded
Material Notes: MVR (300 °C/1.2 kg) 23 cm³/10 min; medical devices; low viscosity; easy release; injection molding - melt temperature 280 - 320 °C

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 1183-1
Moisture Absorption at Equilibrium 0.12 %0.12 %ISO 62, 50% RH
Water Absorption at Saturation 0.30 %0.30 %ISO 62
Linear Mold Shrinkage 0.0050 - 0.0070 cm/cm0.0050 - 0.0070 in/inparallel/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 0.0070 cm/cm
@Thickness 2.00 mm		0.0070 in/in
@Thickness 0.0787 in		60x60x2 mm; 500 bar; ISO 294-4
Melt Flow 24 g/10 min
@Load 1.20 kg,
Temperature 300 °C		24 g/10 min
@Load 2.65 lb,
Temperature 572 °F		ISO 1133
 
Mechanical PropertiesMetricEnglishComments
Puncture Resistance  5200 N
@Temperature 23.0 °C		1170 lb (f)
@Temperature 73.4 °F		ISO 6603-2
 6200 N
@Temperature -30.0 °C		1390 lb (f)
@Temperature -22.0 °F		ISO 6603-2
Ball Indentation Hardness 117 MPa17000 psiISO 2039-1
Tensile Strength at Break 70.0 MPa10200 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
 120 %120 %50 mm/min; b.o. ISO 527-1,-2
Elongation at Yield 6.0 %6.0 %50 mm/min; ISO 527-1,-2
Tensile Modulus 2.40 GPa348 ksi1 mm/min; ISO 527-1,-2
Flexural Strength 98.0 MPa14200 psi2 mm/min; ISO 178
Flexural Yield Strength 76.0 MPa
@Strain 3.5 %		11000 psi
@Strain 3.5 %		2 mm/min; ISO 178
Flexural Modulus 2.40 GPa348 ksi2 mm/min; ISO 178
Flexural Strain at Yield 6.8 %6.8 %2 mm/min; ISO 178
Izod Impact, Notched (ISO)  12.0 kJ/m²
@Thickness 3.20 mm,
Temperature -30.0 °C		5.71 ft-lb/in²
@Thickness 0.126 in,
Temperature -22.0 °F		complete break; b.o. ISO 180-A
 65.0 kJ/m²
@Thickness 3.20 mm,
Temperature 23.0 °C		30.9 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
Puncture Energy  55.0 J
@Temperature 23.0 °C		40.6 ft-lb
@Temperature 73.4 °F		ISO 6603-2
 65.0 J
@Temperature -30.0 °C		47.9 ft-lb
@Temperature -22.0 °F		ISO 6603-2
 
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 135 °C275 °FIEC 60695-10-2
Deflection Temperature at 0.46 MPa (66 psi) 134 °C273 °FISO 75-1,-2
Deflection Temperature at 1.8 MPa (264 psi) 121 °C250 °FISO 75-1,-2
Vicat Softening Point  141 °C
@Load 5.10 kg		286 °F
@Load 11.2 lb		50°C/h; ISO 306
 142 °C
@Load 5.10 kg		288 °F
@Load 11.2 lb		120°C/h; ISO 306
Flash Point 480 °C896 °FASTM D 1929
 550 °C1020 °Fself ignition; ASTM D 1929
Oxygen Index 27 %27 %Method A; ISO 4589-2
 
Processing PropertiesMetricEnglishComments
Melt Temperature 280 °C536 °FInjection molding; ISO 294
Mold Temperature 80.0 °C176 °FInjection molding; ISO 294
Injection Velocity 200 mm/sec7.87 in/secISO 294

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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PB09648 / 150780




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