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Elmet Technologies

SABIC LEXAN™ FR Resin BX7241 Polycarbonate (PC)
Categories: Polymer; Thermoplastic; Polycarbonate (PC)
Material Notes: LEXAN BX7241 Polycarbonate (PC) is an injection moldable non-chlorinated/brominated, unfilled flame retardant grade that has good impact and processability. It has an MVR of 18 (260°C/2.16kg), UL94 V0@0.6mm, 5VA at 3.0mm rating and can be ideal for thin wall applications.

Features: Flame Retardant,Thin Wall,Translucent,Non-Chlorinated,Non-Brominated,High Impact Resistance,Good Processability

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
Moisture Absorption 0.0200 %0.0200 %Injection Molding
 0.100 %0.100 %23°C / 50% RH; ISO 62
Water Absorption at Saturation 0.20 %0.20 %ISO 62-1
Viscosity 18 cP
@Load 2.16 kg,
Temperature 260 °C		18 cP
@Load 4.76 lb,
Temperature 500 °F		MVR cc/10 min; ISO 1133
Linear Mold Shrinkage, Flow 0.0040 - 0.0060 cm/cm
@Thickness 3.20 mm		0.0040 - 0.0060 in/in
@Thickness 0.126 in		SABIC method
Melt Flow 18 g/10 min
@Load 2.16 kg,
Temperature 260 °C		18 g/10 min
@Load 4.76 lb,
Temperature 500 °F		ASTM D1238
 
Mechanical PropertiesMetricEnglishComments
Tensile Strength at Break 45.0 MPa6530 psi50 mm/min; ISO 527
 65.0 MPa9430 psi50 mm/min; ASTM D638
Tensile Strength, Yield 62.0 MPa8990 psi50 mm/min; ISO 527
 67.0 MPa9720 psi50 mm/min; ASTM D638
Elongation at Break 90 %90 %50 mm/min; ISO 527
 100 %100 %50 mm/min; ASTM D638
Elongation at Yield 4.2 %4.2 %50 mm/min; ISO 527
 4.4 %4.4 %50 mm/min; ASTM D638
Tensile Modulus 2.50 GPa363 ksi5 mm/min; ASTM D638
 2.50 GPa363 ksi1 mm/min; ISO 527
Flexural Strength 98.0 MPa14200 psibreak, 2mm/min; ISO 178
 99.0 MPa14400 psiyield, 2 mm/min; ISO 178
 105 MPa15200 psibrk, 1.3 mm/min, 50 mm span; ASTM D790
 107 MPa15500 psiyld, 1.3 mm/min, 50 mm span; ASTM D790
Flexural Modulus 2.45 GPa355 ksi1.3 mm/min, 50 mm span; ASTM D790
 2.60 GPa377 ksi2 mm/min; ISO 178
Izod Impact Notched 690 J509 ft-lbASTM D256
 190 J
@Temperature -30.0 °C		140 ft-lb
@Temperature -22.0 °F		ASTM D256
 420 J
@Temperature 0.000 °C		310 ft-lb
@Temperature 32.0 °F		ASTM D256
Izod Impact, Notched (ISO) 28.0 kJ/m²13.3 ft-lb/in²80*10*4; ISO 180/1A
 11.0 kJ/m²
@Temperature -30.0 °C		5.23 ft-lb/in²
@Temperature -22.0 °F		80*10*4; ISO 180/1A
 11.0 kJ/m²
@Temperature 0.000 °C		5.23 ft-lb/in²
@Temperature 32.0 °F		80*10*4; ISO 180/1A
Charpy Impact, Notched 3.70 J/cm²17.6 ft-lb/in²80*10*4mm, Cut; ISO 179/1eA
 1.10 J/cm²
@Temperature -30.0 °C		5.23 ft-lb/in²
@Temperature -22.0 °F		80*10*4mm, Cut; ISO 179/1eA
 1.20 J/cm²
@Temperature 0.000 °C		5.71 ft-lb/in²
@Temperature 32.0 °F		ISO 179/1eA
Dart Drop, Total Energy 60.0 J44.3 ft-lbASTM D3763
 
Electrical PropertiesMetricEnglishComments
Volume Resistivity >= 1.00e+16 ohm-cm>= 1.00e+16 ohm-cmASTM D257
Surface Resistance >= 2.00e+15 ohm>= 2.00e+15 ohmASTM D257
 
Thermal PropertiesMetricEnglishComments
CTE, linear, Parallel to Flow  59.0 µm/m-°C
@Temperature -40.0 - 40.0 °C		32.8 µin/in-°F
@Temperature -40.0 - 104 °F		ASTM E831
 59.0 µm/m-°C
@Temperature -40.0 - 40.0 °C		32.8 µin/in-°F
@Temperature -40.0 - 104 °F		ISO 11359-2
CTE, linear, Transverse to Flow  59.0 µm/m-°C
@Temperature -40.0 - 40.0 °C		32.8 µin/in-°F
@Temperature -40.0 - 104 °F		ASTM E831
 59.0 µm/m-°C
@Temperature -40.0 - 40.0 °C		32.8 µin/in-°F
@Temperature -40.0 - 104 °F		ISO 11359-2
Hot Ball Pressure Test 75.0 °C167 °FPASS; IEC 60695-10-2
Deflection Temperature at 0.46 MPa (66 psi) 103 °C
@Thickness 3.20 mm		217 °F
@Thickness 0.126 in		unannealed; ASTM D648
Deflection Temperature at 1.8 MPa (264 psi) 93.0 °C
@Thickness 3.20 mm		199 °F
@Thickness 0.126 in		unannealed; ASTM D648
Vicat Softening Point 109 °C228 °FRate B/50; ISO 306
 111 °C232 °FRate B/50; ASTM D1525
 112 °C234 °FRate B/120; ISO 306
UL RTI, Electrical 80.0 °C176 °FUL 746B
UL RTI, Mechanical with Impact 80.0 °C176 °FUL 746B
UL RTI, Mechanical without Impact 80.0 °C176 °FUL 746B
Flammability, UL94  V-2
@Thickness >=0.200 mm		V-2
@Thickness >=0.00787 in		UL 94
 V-1
@Thickness >=0.500 mm		V-1
@Thickness >=0.0197 in		UL 94
 V-0
@Thickness >=0.500 mm		V-0
@Thickness >=0.0197 in		UL 94
Glow Wire Ignition Temperature  800 °C
@Thickness 1.00 mm		1470 °F
@Thickness 0.0394 in		IEC 60695-2-13
 825 °C
@Thickness 1.50 mm		1520 °F
@Thickness 0.0591 in		IEC 60695-2-13
 825 °C
@Thickness 3.00 mm		1520 °F
@Thickness 0.118 in		IEC 60695-2-13
Glow Wire Flammability Index 960 °C
@Thickness 0.750 mm		1760 °F
@Thickness 0.0295 in		IEC 60695-2-12
 
Processing PropertiesMetricEnglishComments
Nozzle Temperature 250 - 300 °C482 - 572 °F
Zone 2 240 - 290 °C464 - 554 °F
Zone 3 250 - 300 °C482 - 572 °F
Melt Temperature 250 - 300 °C482 - 572 °FInjection Molding
Mold Temperature 60.0 - 85.0 °C140 - 185 °F
Drying Temperature 80.0 - 90.0 °C176 - 194 °FInjection Molding
Dry Time 2.00 - 4.00 hour2.00 - 4.00 hourInjection Molding
Vent Depth 0.00300 - 0.00750 cm0.00118 - 0.00295 in
Precipitation Temperature 60.0 - 80.0 °C140 - 176 °FHopper Temperature

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PSABH80481 / 288428




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