LEXAN™ Copolymer CFR7431

LEXAN CFR7431 Polycarbonate (PC) resin is a non-filled, injection moldable grade. This non-chlorinated, non-brominated flame retardant PC has an UL-94 V0 rating at 1.2 mm / 5VA rating at 3.0mm and is UV stabilized(F1 rating) providing additional weathering capability. LEXAN CFR7431 is available in clear transparent and tinted color options that is an excellent candidate for a wide variety of applications.

Product Family

LNP™ COMPOUNDS AND PC COPOLYMER RESINS

Polymer Family

Polycarbonate (PC)

Processing Technology

Injection Molding

Where to buy

You can get in touch with us in these regions to buy the material

Colors

All colors are customizable. Refer our ColorXpress tool to check color availability

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Features

Key characteristics of the material

Flame Retardant
Transparent/Translucent

Industry

Material previously used in

Aerospace
Automotive Under the Hood
Building Component
Defense
Electrical
Home Appliances
Lighting
Mobile Phone - Computer - Tablets
Patient Testing

Applications

Possible usage of material

Air Cabin Interiors
Document Handling
Electronic Components
Electronics
Enclosure/Housing/Cover
Enclosures
Energy Management
EV Infrastructure
EV/HEV Charging System
Lab Ware and Clinical Diagnostics
LED Lighting
Non-LED Lighting
Photovoltaic Components
Power Boat
Power Manangement
Refrigerator
Security/Detection
Small Appliance
Traffic Management
Wearables
Wireless Communications
Wiring Devices

Technical Datasheet Data

View different characteristics of the material at a standard test conditions

Region

ELECTRICAL

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
Comparative Tracking Index (UL) {PLC}	3	PLC Code	UL 746A
Hot-Wire Ignition (HWI), PLC 0	≥3	mm	UL 746A
Hot-Wire Ignition (HWI), PLC 3	≥1.2	mm	UL 746A
High Amp Arc Ignition (HAI), PLC 0	≥1.2	mm	UL 746A
Dielectric Constant (Dk), 1.1 GHz	2.79	-	ASTM ES 7-83
Dissipation Factor (Df), 1.1 GHz	0.0057	-	ASTM ES 7-83

FLAME CHARACTERISTICS

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
UL Yellow Card Link	View	-	-
UL Recognized, 94V-2 Flame Class Rating	≥0.4	mm	UL 94
UL Recognized, 94V-1 Flame Class Rating	≥1	mm	UL 94
UL Recognized, 94V-0 Flame Class Rating	1.2	mm	UL 94
UL Recognized, 94-5VA Flame Class Rating	≥3	mm	UL 94
Glow Wire Ignitability Temperature, 3.0 mm	850	°C	IEC 60695-2-13
Glow Wire Ignitability Temperature, 1.2 mm	850	°C	IEC 60695-2-13
Glow Wire Flammability Index, 3.0 mm	960	°C	IEC 60695-2-12
Glow Wire Flammability Index, 1.2 mm	960	°C	IEC 60695-2-12
UV-light, water exposure/immersion	F1	-	UL 746C

IMPACT

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
Izod Impact, unnotched, 23°C	NB	J/m	ASTM D4812
Izod Impact, unnotched, -30°C	NB	J/m	ASTM D4812
Izod Impact, notched, 23°C	100	J/m	ASTM D256
Izod Impact, notched, -30°C	81	J/m	ASTM D256
Instrumented Dart Impact Total Energy, 23°C	64	J	ASTM D3763
*Izod Impact, unnotched 80103 +23°C*	NB	kJ/m²	ISO 180/1U
*Izod Impact, unnotched 80103 -30°C*	NB	kJ/m²	ISO 180/1U
*Izod Impact, notched 80103 +23°C*	9	kJ/m²	ISO 180/1A
*Izod Impact, notched 80103 -30°C*	8	kJ/m²	ISO 180/1A
*Charpy 23°C, V-notch Edgew 80103 sp=62mm*	10	kJ/m²	ISO 179/1eA
*Charpy -30°C, V-notch Edgew 80103 sp=62mm*	7	kJ/m²	ISO 179/1eA
*Charpy 23°C, Unnotch Edgew 80103 sp=62mm*	NB	kJ/m²	ISO 179/1eU
*Charpy -30°C, Unnotch Edgew 80103 sp=62mm*	NB	kJ/m²	ISO 179/1eU

INJECTION MOLDING

PROPERTIES	TYPICAL VALUES	UNITS
Drying Temperature	120	°C
Drying Time	3 - 4	Hrs
Drying Time (Cumulative)	48	Hrs
Maximum Moisture Content	0.02	%
Melt Temperature	280 - 305	°C
Nozzle Temperature	275 - 300	°C
Front - Zone 3 Temperature	280 - 305	°C
Middle - Zone 2 Temperature	270 - 295	°C
Rear - Zone 1 Temperature	260 - 280	°C
Mold Temperature	70 - 95	°C
Back Pressure	0.3 - 0.7	MPa
Screw Speed	40 - 70	rpm
Shot to Cylinder Size	40 - 60	%
Vent Depth	0.025 - 0.076	mm

MECHANICAL

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
Tensile Stress, yld, Type I, 50 mm/min	67	MPa	ASTM D638
Tensile Stress, brk, Type I, 50 mm/min	55	MPa	ASTM D638
Tensile Strain, yld, Type I, 50 mm/min	6	%	ASTM D638
Tensile Strain, brk, Type I, 50 mm/min	55	%	ASTM D638
Tensile Modulus, 50 mm/min	2520	MPa	ASTM D638
Flexural Stress, yld, 1.3 mm/min, 50 mm span	107	MPa	ASTM D790
Flexural Modulus, 1.3 mm/min, 50 mm span	2450	MPa	ASTM D790
Tensile Stress, yield, 50 mm/min	66	MPa	ISO 527
Tensile Stress, break, 50 mm/min	53	MPa	ISO 527
Tensile Strain, yield, 50 mm/min	6	%	ISO 527
Tensile Strain, break, 50 mm/min	56	%	ISO 527
Tensile Modulus, 1 mm/min	2350	MPa	ISO 527
Flexural Stress, yield, 2 mm/min	101	MPa	ISO 178
Flexural Modulus, 2 mm/min	2450	MPa	ISO 178

OPTICAL

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
Light Transmission at 1.0 mm	>90	%	SABIC method
Light Transmission at 2.0 mm	>89	%	SABIC method
Light Transmission at 3.0 mm	>88	%	SABIC method

PHYSICAL

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
Specific Gravity	1.19	-	ASTM D792
Mold Shrinkage, flow, 3.2 mm	0.55 - 0.75	%	SABIC method
Mold Shrinkage, xflow, 3.2 mm	0.6 - 0.8	%	SABIC method
Melt Flow Rate, 300°C/1.2 kgf	10	g/10 min	ASTM D1238
Density	1.2	g/cm³	ISO 1183
Water Absorption, (23°C/saturated)	0.13	%	ISO 62-1
Moisture Absorption (23°C / 50% RH)	0.1	%	ISO 62
Melt Volume Rate, MVR at 300°C/1.2 kg	9	cm³/10 min	ISO 1133

THERMAL

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
Vicat Softening Temp, Rate B/50	136	°C	ASTM D1525
HDT, 0.45 MPa, 3.2 mm, unannealed	131	°C	ASTM D648
HDT, 1.82 MPa, 3.2mm, unannealed	120	°C	ASTM D648
CTE, -40°C to 40°C, flow	6.7E-05	1/°C	ASTM E831
CTE, -40°C to 40°C, xflow	6.7E-05	1/°C	ASTM E831
CTE, 23°C to 80°C, flow	7.7E-05	1/°C	ISO 11359-2
CTE, 23°C to 80°C, xflow	7.9E-05	1/°C	ISO 11359-2
Ball Pressure Test, 125°C +/- 2°C	Pass	-	IEC 60695-10-2
Vicat Softening Temp, Rate B/50	137	°C	ISO 306
Vicat Softening Temp, Rate B/120	139	°C	ISO 306
*HDT/Be, 0.45MPa Edgew 120104 sp=100mm*	131	°C	ISO 75/Be
*HDT/Ae, 1.8 MPa Edgew 120104 sp=100mm*	120	°C	ISO 75/Ae
Relative Temp Index, Elec	125	°C	UL 746B
Relative Temp Index, Mech w/impact	120	°C	UL 746B
Relative Temp Index, Mech w/o impact	125	°C	UL 746B

ELECTRICAL

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
Comparative Tracking Index (UL) {PLC}	3	PLC Code	UL 746A
Hot-Wire Ignition (HWI), PLC 0	≥3	mm	UL 746A
Hot-Wire Ignition (HWI), PLC 3	≥1.2	mm	UL 746A
High Amp Arc Ignition (HAI), PLC 0	≥1.2	mm	UL 746A
Dielectric Constant (Dk), 1.1 GHz	2.79	-	ASTM ES 7-83
Dissipation Factor (Df), 1.1 GHz	0.0057	-	ASTM ES 7-83

FLAME CHARACTERISTICS

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
UL Yellow Card Link	View	-	-
UL Recognized, 94V-2 Flame Class Rating	≥0.4	mm	UL 94
UL Recognized, 94V-1 Flame Class Rating	≥1	mm	UL 94
UL Recognized, 94V-0 Flame Class Rating	1.2	mm	UL 94
UL Recognized, 94-5VA Flame Class Rating	≥3	mm	UL 94
Glow Wire Ignitability Temperature, 3.0 mm	850	°C	IEC 60695-2-13
Glow Wire Ignitability Temperature, 1.2 mm	850	°C	IEC 60695-2-13
Glow Wire Flammability Index, 3.0 mm	960	°C	IEC 60695-2-12
Glow Wire Flammability Index, 1.2 mm	960	°C	IEC 60695-2-12
UV-light, water exposure/immersion	F1	-	UL 746C

IMPACT

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
Izod Impact, unnotched, 23°C	NB	J/m	ASTM D4812
Izod Impact, unnotched, -30°C	NB	J/m	ASTM D4812
Izod Impact, notched, 23°C	100	J/m	ASTM D256
Izod Impact, notched, -30°C	81	J/m	ASTM D256
Instrumented Dart Impact Total Energy, 23°C	64	J	ASTM D3763
*Izod Impact, unnotched 80103 +23°C*	NB	kJ/m²	ISO 180/1U
*Izod Impact, unnotched 80103 -30°C*	NB	kJ/m²	ISO 180/1U
*Izod Impact, notched 80103 +23°C*	9	kJ/m²	ISO 180/1A
*Izod Impact, notched 80103 -30°C*	8	kJ/m²	ISO 180/1A
*Charpy 23°C, V-notch Edgew 80103 sp=62mm*	10	kJ/m²	ISO 179/1eA
*Charpy -30°C, V-notch Edgew 80103 sp=62mm*	7	kJ/m²	ISO 179/1eA
*Charpy 23°C, Unnotch Edgew 80103 sp=62mm*	NB	kJ/m²	ISO 179/1eU
*Charpy -30°C, Unnotch Edgew 80103 sp=62mm*	NB	kJ/m²	ISO 179/1eU

INJECTION MOLDING

PROPERTIES	TYPICAL VALUES	UNITS
Drying Temperature	120	°C
Drying Time	3 - 4	Hrs
Drying Time (Cumulative)	48	Hrs
Maximum Moisture Content	0.02	%
Melt Temperature	280 - 305	°C
Nozzle Temperature	275 - 300	°C
Front - Zone 3 Temperature	280 - 305	°C
Middle - Zone 2 Temperature	270 - 295	°C
Rear - Zone 1 Temperature	260 - 280	°C
Mold Temperature	70 - 95	°C
Back Pressure	0.3 - 0.7	MPa
Screw Speed	40 - 70	rpm
Shot to Cylinder Size	40 - 60	%
Vent Depth	0.025 - 0.076	mm

MECHANICAL

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
Tensile Stress, yld, Type I, 50 mm/min	67	MPa	ASTM D638
Tensile Stress, brk, Type I, 50 mm/min	55	MPa	ASTM D638
Tensile Strain, yld, Type I, 50 mm/min	6	%	ASTM D638
Tensile Strain, brk, Type I, 50 mm/min	55	%	ASTM D638
Tensile Modulus, 50 mm/min	2520	MPa	ASTM D638
Flexural Stress, yld, 1.3 mm/min, 50 mm span	107	MPa	ASTM D790
Flexural Modulus, 1.3 mm/min, 50 mm span	2450	MPa	ASTM D790
Tensile Stress, yield, 50 mm/min	66	MPa	ISO 527
Tensile Stress, break, 50 mm/min	53	MPa	ISO 527
Tensile Strain, yield, 50 mm/min	6	%	ISO 527
Tensile Strain, break, 50 mm/min	56	%	ISO 527
Tensile Modulus, 1 mm/min	2350	MPa	ISO 527
Flexural Stress, yield, 2 mm/min	101	MPa	ISO 178
Flexural Modulus, 2 mm/min	2450	MPa	ISO 178

OPTICAL

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
Light Transmission at 1.0 mm	>90	%	SABIC method
Light Transmission at 2.0 mm	>89	%	SABIC method
Light Transmission at 3.0 mm	>88	%	SABIC method

PHYSICAL

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
Specific Gravity	1.19	-	ASTM D792
Mold Shrinkage, flow, 3.2 mm	0.55 - 0.75	%	SABIC method
Mold Shrinkage, xflow, 3.2 mm	0.6 - 0.8	%	SABIC method
Melt Flow Rate, 300°C/1.2 kgf	10	g/10 min	ASTM D1238
Density	1.2	g/cm³	ISO 1183
Water Absorption, (23°C/saturated)	0.13	%	ISO 62-1
Moisture Absorption (23°C / 50% RH)	0.1	%	ISO 62
Melt Volume Rate, MVR at 300°C/1.2 kg	9	cm³/10 min	ISO 1133

THERMAL

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
Vicat Softening Temp, Rate B/50	136	°C	ASTM D1525
HDT, 0.45 MPa, 3.2 mm, unannealed	131	°C	ASTM D648
HDT, 1.82 MPa, 3.2mm, unannealed	120	°C	ASTM D648
CTE, -40°C to 40°C, flow	6.7E-05	1/°C	ASTM E831
CTE, -40°C to 40°C, xflow	6.7E-05	1/°C	ASTM E831
CTE, 23°C to 80°C, flow	7.7E-05	1/°C	ISO 11359-2
CTE, 23°C to 80°C, xflow	7.9E-05	1/°C	ISO 11359-2
Ball Pressure Test, 125°C +/- 2°C	Pass	-	IEC 60695-10-2
Vicat Softening Temp, Rate B/50	137	°C	ISO 306
Vicat Softening Temp, Rate B/120	139	°C	ISO 306
*HDT/Be, 0.45MPa Edgew 120104 sp=100mm*	131	°C	ISO 75/Be
*HDT/Ae, 1.8 MPa Edgew 120104 sp=100mm*	120	°C	ISO 75/Ae
Relative Temp Index, Elec	125	°C	UL 746B
Relative Temp Index, Mech w/impact	120	°C	UL 746B
Relative Temp Index, Mech w/o impact	125	°C	UL 746B

ELECTRICAL

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
Comparative Tracking Index (UL) {PLC}	3	PLC Code	UL 746A
Hot-Wire Ignition (HWI), PLC 0	≥3	mm	UL 746A
Hot-Wire Ignition (HWI), PLC 3	≥1.2	mm	UL 746A
High Amp Arc Ignition (HAI), PLC 0	≥1.2	mm	UL 746A
Dielectric Constant (Dk), 1.1 GHz	2.79	-	ASTM ES 7-83
Dissipation Factor (Df), 1.1 GHz	0.0057	-	ASTM ES 7-83

FLAME CHARACTERISTICS

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
UL Yellow Card Link	View	-	-
UL Recognized, 94V-2 Flame Class Rating	≥0.4	mm	UL 94
UL Recognized, 94V-1 Flame Class Rating	≥1	mm	UL 94
UL Recognized, 94V-0 Flame Class Rating	1.2	mm	UL 94
UL Recognized, 94-5VA Flame Class Rating	≥3	mm	UL 94
Glow Wire Ignitability Temperature, 3.0 mm	850	°C	IEC 60695-2-13
Glow Wire Ignitability Temperature, 1.2 mm	850	°C	IEC 60695-2-13
Glow Wire Flammability Index, 3.0 mm	960	°C	IEC 60695-2-12
Glow Wire Flammability Index, 1.2 mm	960	°C	IEC 60695-2-12
UV-light, water exposure/immersion	F1	-	UL 746C

IMPACT

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
Izod Impact, unnotched, 23°C	NB	J/m	ASTM D4812
Izod Impact, unnotched, -30°C	NB	J/m	ASTM D4812
Izod Impact, notched, 23°C	100	J/m	ASTM D256
Izod Impact, notched, -30°C	81	J/m	ASTM D256
Instrumented Dart Impact Total Energy, 23°C	64	J	ASTM D3763
*Izod Impact, unnotched 80103 +23°C*	NB	kJ/m²	ISO 180/1U
*Izod Impact, unnotched 80103 -30°C*	NB	kJ/m²	ISO 180/1U
*Izod Impact, notched 80103 +23°C*	9	kJ/m²	ISO 180/1A
*Izod Impact, notched 80103 -30°C*	8	kJ/m²	ISO 180/1A
*Charpy 23°C, V-notch Edgew 80103 sp=62mm*	10	kJ/m²	ISO 179/1eA
*Charpy -30°C, V-notch Edgew 80103 sp=62mm*	7	kJ/m²	ISO 179/1eA
*Charpy 23°C, Unnotch Edgew 80103 sp=62mm*	NB	kJ/m²	ISO 179/1eU
*Charpy -30°C, Unnotch Edgew 80103 sp=62mm*	NB	kJ/m²	ISO 179/1eU

INJECTION MOLDING

PROPERTIES	TYPICAL VALUES	UNITS
Drying Temperature	120	°C
Drying Time	3 - 4	Hrs
Drying Time (Cumulative)	48	Hrs
Maximum Moisture Content	0.02	%
Melt Temperature	280 - 305	°C
Nozzle Temperature	275 - 300	°C
Front - Zone 3 Temperature	280 - 305	°C
Middle - Zone 2 Temperature	270 - 295	°C
Rear - Zone 1 Temperature	260 - 280	°C
Mold Temperature	70 - 95	°C
Back Pressure	0.3 - 0.7	MPa
Screw Speed	40 - 70	rpm
Shot to Cylinder Size	40 - 60	%
Vent Depth	0.025 - 0.076	mm

MECHANICAL

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
Tensile Stress, yld, Type I, 50 mm/min	67	MPa	ASTM D638
Tensile Stress, brk, Type I, 50 mm/min	55	MPa	ASTM D638
Tensile Strain, yld, Type I, 50 mm/min	6	%	ASTM D638
Tensile Strain, brk, Type I, 50 mm/min	55	%	ASTM D638
Tensile Modulus, 50 mm/min	2520	MPa	ASTM D638
Flexural Stress, yld, 1.3 mm/min, 50 mm span	107	MPa	ASTM D790
Flexural Modulus, 1.3 mm/min, 50 mm span	2450	MPa	ASTM D790
Tensile Stress, yield, 50 mm/min	66	MPa	ISO 527
Tensile Stress, break, 50 mm/min	53	MPa	ISO 527
Tensile Strain, yield, 50 mm/min	6	%	ISO 527
Tensile Strain, break, 50 mm/min	56	%	ISO 527
Tensile Modulus, 1 mm/min	2350	MPa	ISO 527
Flexural Stress, yield, 2 mm/min	101	MPa	ISO 178
Flexural Modulus, 2 mm/min	2450	MPa	ISO 178

OPTICAL

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
Light Transmission at 1.0 mm	>90	%	SABIC method
Light Transmission at 2.0 mm	>89	%	SABIC method
Light Transmission at 3.0 mm	>88	%	SABIC method

PHYSICAL

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
Specific Gravity	1.19	-	ASTM D792
Mold Shrinkage, flow, 3.2 mm	0.55 - 0.75	%	SABIC method
Mold Shrinkage, xflow, 3.2 mm	0.6 - 0.8	%	SABIC method
Melt Flow Rate, 300°C/1.2 kgf	10	g/10 min	ASTM D1238
Density	1.2	g/cm³	ISO 1183
Water Absorption, (23°C/saturated)	0.13	%	ISO 62-1
Moisture Absorption (23°C / 50% RH)	0.1	%	ISO 62
Melt Volume Rate, MVR at 300°C/1.2 kg	9	cm³/10 min	ISO 1133

THERMAL

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
Vicat Softening Temp, Rate B/50	136	°C	ASTM D1525
HDT, 0.45 MPa, 3.2 mm, unannealed	131	°C	ASTM D648
HDT, 1.82 MPa, 3.2mm, unannealed	120	°C	ASTM D648
CTE, -40°C to 40°C, flow	6.7E-05	1/°C	ASTM E831
CTE, -40°C to 40°C, xflow	6.7E-05	1/°C	ASTM E831
CTE, 23°C to 80°C, flow	7.7E-05	1/°C	ISO 11359-2
CTE, 23°C to 80°C, xflow	7.9E-05	1/°C	ISO 11359-2
Ball Pressure Test, 125°C +/- 2°C	Pass	-	IEC 60695-10-2
Vicat Softening Temp, Rate B/50	137	°C	ISO 306
Vicat Softening Temp, Rate B/120	139	°C	ISO 306
*HDT/Be, 0.45MPa Edgew 120104 sp=100mm*	131	°C	ISO 75/Be
*HDT/Ae, 1.8 MPa Edgew 120104 sp=100mm*	120	°C	ISO 75/Ae
Relative Temp Index, Elec	125	°C	UL 746B
Relative Temp Index, Mech w/impact	120	°C	UL 746B
Relative Temp Index, Mech w/o impact	125	°C	UL 746B

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LEXAN™ Copolymer CFR7431

Product Family

Polymer Family

Processing Technology

Where to buy

Colors

Features

Industry

Applications

Technical Datasheet Data

ELECTRICAL

FLAME CHARACTERISTICS

IMPACT

INJECTION MOLDING

MECHANICAL

OPTICAL

PHYSICAL

THERMAL

ELECTRICAL

FLAME CHARACTERISTICS

IMPACT

INJECTION MOLDING

MECHANICAL

OPTICAL

PHYSICAL

THERMAL

ELECTRICAL

FLAME CHARACTERISTICS

IMPACT

INJECTION MOLDING

MECHANICAL

OPTICAL

PHYSICAL

THERMAL

CAE Cards

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