LEXAN™ FR Resin ML7682

LEXAN ML7682 Polycarbonate (PC) is an injection moldable unfilled grade with high flow, good heat and impact resistance. It is UV stabilized and has an MVR of 21 (300°C/1.2kg) and is available in opaque color options

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

Good Processability
Transparent/Translucent
Weatherable/UV stable

Industry

Material previously used in

Building Component
Electrical
Lighting
Mobile Phone - Computer - Tablets

Applications

Possible usage of material

Data Transfer
Displays
Document Handling
Electronic Components
Enclosures
LED Lighting
Personal Computing
Security/Detection
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
Volume Resistivity	1.E+15 - 1.E+16	Ω.cm	ASTM D257
Surface Resistivity	1.E+15 - 1.E+16	Ω	ASTM D257

IMPACT

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
Izod Impact, unnotched, 23°C	2150	J/m	ASTM D4812
Izod Impact, unnotched, -30°C	2100	J/m	ASTM D4812
Izod Impact, notched, 23°C	760	J/m	ASTM D256
Izod Impact, notched, -30°C	130	J/m	ASTM D256
Instrumented Dart Impact Total Energy, 23°C	62	J	ASTM D3763
*Izod Impact, unnotched 80103 +23°C*	181	kJ/m²	ISO 180/1U
*Izod Impact, unnotched 80103 -30°C*	180	kJ/m²	ISO 180/1U
*Izod Impact, notched 80103 +23°C*	63	kJ/m²	ISO 180/1A
*Izod Impact, notched 80103 -30°C*	15	kJ/m²	ISO 180/1A
*Charpy 23°C, V-notch Edgew 80103 sp=62mm*	62	kJ/m²	ISO 179/1eA
*Charpy -30°C, V-notch Edgew 80103 sp=62mm*	16	kJ/m²	ISO 179/1eA
*Charpy 23°C, Unnotch Edgew 80103 sp=62mm*	133	kJ/m²	ISO 179/1eU
*Charpy -30°C, Unnotch Edgew 80103 sp=62mm*	132	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	290 - 310	°C
Nozzle Temperature	280 - 305	°C
Front - Zone 3 Temperature	290 - 310	°C
Middle - Zone 2 Temperature	275 - 300	°C
Rear - Zone 1 Temperature	265 - 290	°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	60	MPa	ASTM D638
Tensile Stress, brk, Type I, 50 mm/min	59	MPa	ASTM D638
Tensile Strain, yld, Type I, 50 mm/min	5.6	%	ASTM D638
Tensile Strain, brk, Type I, 50 mm/min	93	%	ASTM D638
Tensile Modulus, 50 mm/min	2500	MPa	ASTM D638
Flexural Stress, yld, 1.3 mm/min, 50 mm span	89	MPa	ASTM D790
Flexural Modulus, 1.3 mm/min, 50 mm span	2400	MPa	ASTM D790
Tensile Stress, yield, 50 mm/min	60	MPa	ISO 527
Tensile Stress, break, 50 mm/min	57	MPa	ISO 527
Tensile Strain, yield, 50 mm/min	5.3	%	ISO 527
Tensile Strain, break, 50 mm/min	91	%	ISO 527
Tensile Modulus, 1 mm/min	2460	MPa	ISO 527
Flexural Stress, yield, 2 mm/min	90	MPa	ISO 178
Flexural Modulus, 2 mm/min	2430	MPa	ISO 178

PHYSICAL

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
Specific Gravity	1.22	-	ASTM D792
Mold Shrinkage, flow, 3.2 mm	0.6 - 0.8	%	SABIC method
Mold Shrinkage, xflow, 3.2 mm	0.6 - 0.8	%	SABIC method
Melt Flow Rate, 300°C/1.2 kgf	22	g/10 min	ASTM D1238
Density	1.21	g/cm³	ISO 1183
Water Absorption, (23°C/saturated)	0.36	%	ISO 62-1
Moisture Absorption (23°C / 50% RH)	0.17	%	ISO 62
Melt Volume Rate, MVR at 300°C/1.2 kg	21	cm³/10 min	ISO 1133

THERMAL

PROPERTIES	TYPICAL VALUES	UNITS	TEST METHODS
Vicat Softening Temp, Rate B/50	138	°C	ASTM D1525
HDT, 0.45 MPa, 3.2 mm, unannealed	131	°C	ASTM D648
HDT, 1.82 MPa, 3.2mm, unannealed	119	°C	ASTM D648
CTE, -40°C to 40°C, flow	6.4E-05	1/°C	ASTM E831
CTE, -40°C to 40°C, xflow	6.8E-05	1/°C	ASTM E831
CTE, 23°C to 80°C, flow	6.7E-05	1/°C	ISO 11359-2
CTE, 23°C to 80°C, xflow	7.4E-05	1/°C	ISO 11359-2
Ball Pressure Test, 125°C +/- 2°C	Pass	-	IEC 60695-10-2
Vicat Softening Temp, Rate B/50	138	°C	ISO 306
Vicat Softening Temp, Rate B/120	141	°C	ISO 306
*HDT/Be, 0.45MPa Edgew 120104 sp=100mm*	132	°C	ISO 75/Be
*HDT/Ae, 1.8 MPa Edgew 120104 sp=100mm*	120	°C	ISO 75/Ae

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