MatWeb - Material Property Data Advertise with MatWeb!     Register Now
Data sheets for over 180,000 metals, plastics, ceramics, and composites.
MatWeb - Material Property Data HOME  •   SEARCH  •   TOOLS  •   SUPPLIERS  •   FOLDERS  •   ABOUT US  •   FAQ  •   LOG IN    
Recently Viewed Materials (most recent at top)  

Login to see your most recently viewed materials here.

Or if you don't have an account with us yet, then click here to register.

  Searches:   Advanced  | Category  | Property  | Metals  | Trade Name  | Manufacturer  | Recently Viewed Materials
  

Elmet Technologies

SABIC LEXAN™ Copolymer 4251R Polycarbonate (PC)
Categories: Polymer; Thermoplastic; Polycarbonate (PC)
Material Notes: High heat polycarbonate copolymer blend with an excellent balance of heat resistance, processability, and impact strength. Available in a range of opaque colors.

Features: High Heat Resistance

Information provided by SABIC
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
Specific Gravity 1.20 g/cc1.20 g/ccASTM D792
Density 1.10 g/cc0.0397 lb/in³ISO 1183
Moisture Absorption 0.0200 %0.0200 %Injection Molding
 0.0900 %0.0900 %23°C / 50% RH; ISO 62
Water Absorption at Saturation 0.24 %0.24 %ISO 62-1
Viscosity 31 cP
@Load 2.16 kg,
Temperature 330 °C		31 cP
@Load 4.76 lb,
Temperature 626 °F		MVR cc/10 min; ISO 1133
Linear Mold Shrinkage, Flow 0.0060 - 0.0080 cm/cm
@Thickness 3.20 mm		0.0060 - 0.0080 in/in
@Thickness 0.126 in		SABIC method
Melt Flow 5.6 g/10 min
@Load 1.20 kg,
Temperature 300 °C		5.6 g/10 min
@Load 2.65 lb,
Temperature 572 °F		ASTM D1238
 
Mechanical PropertiesMetricEnglishComments
Tensile Strength at Break 59.0 MPa8560 psi50 mm/min; ISO 527
 63.0 MPa9140 psi50 mm/min; ASTM D638
Tensile Strength, Yield 62.0 MPa8990 psi50 mm/min; ISO 527
 64.0 MPa9280 psi50 mm/min; ASTM D638
Elongation at Break 96.1 %96.1 %50 mm/min; ISO 527
 102 %102 %50 mm/min; ASTM D638
Elongation at Yield 6.6 %6.6 %50 mm/min; ISO 527
 6.7 %6.7 %50 mm/min; ASTM D638
Tensile Modulus 2.16 GPa313 ksi1 mm/min; ISO 527
 2.18 GPa316 ksi50 mm/min; ASTM D638
Flexural Strength 101 MPa14600 psiyld, 1.3 mm/min, 50 mm span; ASTM D790
Flexural Modulus 2.04 GPa296 ksi2 mm/min; ISO 178
 2.23 GPa323 ksi1.3 mm/min, 50 mm span; ASTM D790
Izod Impact Notched 639 J471 ft-lbASTM D256
 331 J
@Temperature -30.0 °C		244 ft-lb
@Temperature -22.0 °F		ASTM D256
Izod Impact, Notched (ISO) 43.0 kJ/m²20.5 ft-lb/in²80*10*4; ISO 180/1A
 20.0 kJ/m²
@Temperature -30.0 °C		9.52 ft-lb/in²
@Temperature -22.0 °F		80*10*4; ISO 180/1A
Charpy Impact, Notched 4.80 J/cm²22.8 ft-lb/in²Edgew 80*10*4 sp=62mm; ISO 179/1eA
Dart Drop, Total Energy 75.0 J55.3 ft-lbASTM D3763
 78.0 J
@Temperature -30.0 °C		57.5 ft-lb
@Temperature -22.0 °F		ASTM D3763
 
Thermal PropertiesMetricEnglishComments
CTE, linear, Parallel to Flow  61.6 µm/m-°C
@Temperature -40.0 - 40.0 °C		34.2 µin/in-°F
@Temperature -40.0 - 104 °F		ASTM E831
 61.6 µm/m-°C
@Temperature -40.0 - 40.0 °C		34.2 µin/in-°F
@Temperature -40.0 - 104 °F		ISO 11359-2
CTE, linear, Transverse to Flow  67.3 µm/m-°C
@Temperature -40.0 - 40.0 °C		37.4 µin/in-°F
@Temperature -40.0 - 104 °F		ASTM E831
 67.3 µm/m-°C
@Temperature -40.0 - 40.0 °C		37.4 µin/in-°F
@Temperature -40.0 - 104 °F		ISO 11359-2
Deflection Temperature at 1.8 MPa (264 psi) 134 °C273 °FFlatw 80*10*4 sp=64mm; ISO 75/Af
 136 °C
@Thickness 3.20 mm		277 °F
@Thickness 0.126 in		unannealed; ASTM D648
Vicat Softening Point 155 °C311 °FRate B/50; ISO 306
 156 °C313 °FRate B/50; ASTM D1525
 157 °C315 °FRate B/120; ISO 306
 
Processing PropertiesMetricEnglishComments
Nozzle Temperature 305 - 325 °C581 - 617 °F
Zone 2 300 - 320 °C572 - 608 °F
Zone 3 310 - 330 °C590 - 626 °F
Melt Temperature 310 - 330 °C590 - 626 °FInjection Molding
Mold Temperature 80.0 - 115 °C176 - 239 °F
Drying Temperature 120 °C248 °FInjection Molding
Dry Time 3.00 - 4.00 hour3.00 - 4.00 hourInjection Molding
 48.0 hour48.0 hourCumulative; Injection Molding
Back Pressure 0.300 - 0.700 MPa43.5 - 102 psi
Shot Size 40 - 60 %40 - 60 %
Vent Depth 0.00250 - 0.00760 cm0.000984 - 0.00299 in
Screw Speed 40 - 70 rpm40 - 70 rpm

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.

PSABH80079 / 288026

Ensinger PEI




Searches:   Advanced  •   Composition  •   Property  •   Material Type  •   Manufacturer  •   Trade Name  •   UNS Number
Other Links:   Advertising  •   Submit Data  •   Database Licensing  •   Web Design & Hosting  •   Trade Publications
Supplier List  •   Unit Converter  •   Reference  •   Links  •   Help  •   Contact Us  •   Site Map  •   FAQ  •   Home
 
Please read our License Agreement regarding materials data and our Privacy Policy. Questions or comments about MatWeb? Please contact us at webmaster@matweb.com. We appreciate your input.

The contents of this web site, the MatWeb logo, and "MatWeb" are Copyright 1996-2024 by MatWeb, LLC. MatWeb is intended for personal, non-commercial use. The contents, results, and technical data from this site may not be reproduced either electronically, photographically or substantively without permission from MatWeb, LLC.