LEXAN™ Copolymer XHT3143

Chemical Family: Polycarbonate (PC)

SABIC's Specialties Business XHT3143 is a high flow, UV stabilized, high heat polycarbonate copolymer. It is available in a range of opaque and limited transparent colors. This product does not contain PFAS intentionally added during SHPP’s manufacturing process and are not expected to contain unintentional PFAS impurities. Each user is responsible for evaluating the presence of unintentional PFAS impurities.

Product families

Plastics — Engineering & Specialty Polymers

High Performance Thermoplastics
Polycarbonates

Other characteristics

Brand: LEXAN™ Copolymer
Polymer Name: Polycarbonate (PC)
Flexural Modulus: 2500.0 - 2500.0 MPa
Additives Included: Heat Stabilizer, Mold Release Agent, UV Stabilizer; Heat Stabilizer; Mold Release Agent; UV Stabilizer
Processing Methods: Injection Molding
Note: ʰ Measurements made from laboratory test coupon. Actual shrinkage may vary outside of range due to differences in processing conditions, equipment, part geometry and tool design. It is recommended that mold shrinkage studies be performed with surrogate or legacy tooling prior to cutting tools for new molded article.; ᵖ UL ratings shown on the technical datasheet might not cover the full range of thicknesses and colors. For details, please see the UL Yellow Card.; ⁷ Injection Molding parameters are only mentioned as general guidelines. These may not apply or may need adjustment in specific situations such as low shot sizes, large part molding, thin wall molding and gas-assist molding.; ¹¹ The information stated on Technical Datasheets should be used as indicative only for material selection purposes and not be utilized as specification or used for part or tool design.
Color: Translucent
Transparent
Markets: Automotive & Transportation
Building & Construction
Consumer Goods
Electrical & Electronics
Industrial
Printing & Packaging
Features: High heatresistance (Tg in range of 155 to 195°C); Excellent processability with standard and high flow versions; Ductile practical impact at low temperatures; Excellent metallization capability; Opaque and transparent colors
Flame Rating: UL 94 HB
Technology: Plastics
Labeling Claims: No Added PFAS
Material Features: Good Mold Release
Heat Stabilized
High Temperature Resistance
No Added PFAS
Translucent
UV Stabilized
Unreinforced
Very Good Heat Resistance
Potential Applications: Automotive Lighting (bezels, reflectors, inner lenses)
Certifications and Compliance: UL 94

Technical data

Table 1 of 7

14 rows

Characteristic	Value	Unit	Method
Tensile Stress (Yield, Type I, 50 mm/min) ¹¹	70	MPa	ASTM D638
Tensile Stress (Break, Type I, 50 mm/min) ¹¹	55	MPa	ASTM D638
Tensile Strain (Yield, Type I, 50 mm/min) ¹¹	6	%	ASTM D638
Tensile Strain (Break, Type I, 50 mm/min) ¹¹	70	%	ASTM D638
Tensile Modulus (at 5 mm/min) ¹¹	2700	MPa	ASTM D638
Flexural Stress (Yield, 1.3 mm/min, 50 mm span) ¹¹	120	MPa	ASTM D790
Flexural Modulus (at 1.3 mm/min, 50 mm span) ¹¹	2600	MPa	ASTM D790
Tensile Stress (Yield, 50 mm/min) ¹¹	70	MPa	ISO 527
Tensile Stress (Break, 50 mm/min) ¹¹	60	MPa	ISO 527
Tensile Strain (Yield, 50 mm/min) ¹¹	6	%	ISO 527
Tensile Strain (Break, 50 mm/min) ¹¹	70	%	ISO 527
Tensile Modulus (at 1 mm/min) ¹¹	2500	MPa	ISO 527

Table 2 of 7

7 rows

Characteristic	Value	Unit	Method
Specific Gravity ¹¹	1.2	—	ASTM D792
Mold Shrinkage (flow, 3.2 mm) ʰ ¹¹	0.6 - 0.9	%	SABIC method
Melt Flow Rate (at 330°C, 2.16 kgf) ¹¹	33	g/10 min	ASTM D1238
Density ¹¹	1.2	g/cm³	ISO 1183
Water Absorption (at 23°C, saturated) ¹¹	0.3	%	ISO 62-1
Moisture Absorption (at 23°C, 50% RH) ¹¹	0.3	%	ISO 62
Melt Volume Rate (at 330°C, 2.16kg) ¹¹	30	cm³/10 min	ISO 1133

Table 3 of 7

13 rows

Characteristic	Value	Unit	Method
Vicat Softening Temperature (Rate B/50) ¹¹	170	°C	ASTM D1525
Vicat Softening Temperature (Rate B/50) ¹¹	168	°C	ISO 306
Heat Deflection Temperature (at 0.45 MPa, 3.2 mm, Unannealed) ¹¹	166	°C	ASTM D648
Heat Deflection Temperature (at 1.82 MPa, 3.2mm, Unannealed) ¹¹	156	°C	ASTM D648
Coefficient of Thermal Expansion (at -40°C to 40°C, flow) ¹¹	0.00006	1/°C	ASTM E831
Coefficient of Thermal Expansion (at -40°C to 40°C, flow) ¹¹	0.00006	1/°C	ISO 11359-2
Coefficient of Thermal Expansion (at -40°C to 40°C, xflow) ¹¹	0.00006	1/°C	ASTM E831
Coefficient of Thermal Expansion (at -40°C to 40°C, xflow) ¹¹	0.00006	1/°C	ISO 11359-2
Vicat Softening Temperature (Rate B/120) ¹¹	170	°C	ISO 306
Heat Deflection Temperature/Af (at 1.8 Mpa, Flatw 80104, sp=64mm) ¹¹	152	°C	ISO 75/Af
Relative Temperature Index (Electrical) ᵖ ¹¹	150	°C	UL 746B
Relative Temperature Index (Mechanical with impact) ᵖ ¹¹	130	°C	UL 746B

Table 4 of 7

3 rows

Characteristic	Value	Unit	Method
Comparative Tracking Index (UL, PLC) ¹¹	3	PLC Code	UL 746A
Hot Wire Ignition (PLC 3) ¹¹	1.5	mm	UL 746A
High Ampere Arc Ignition (PLC 0) ¹¹	1.5	mm	UL 746A

Table 5 of 7

11 rows

Characteristic	Value	Unit	Method
Izod Impact (Notched, at 23°C) ¹¹	97	J/m	ASTM D256
Izod Impact (Notched, at -30°C) ¹¹	55	J/m	ASTM D256
Instrumented Dart Impact Total Energy (at 23°C) ¹¹	68	J	ASTM D3763
Izod Impact (Unnotched, 80103, at 23°C) ¹¹	No break	kJ/m²	ISO 180/1U
Izod Impact (Unnotched, 80103, at -30°C) ¹¹	No break	kJ/m²	ISO 180/1U
Izod Impact (Notched, 80103, at 23°C) ¹¹	9	kJ/m²	ISO 180/1A
Izod Impact (Notched, 80103, at -30°C) ¹¹	9	kJ/m²	ISO 180/1A
Charpy Impact (at 23°C, V-notch Edgew 80103 sp=62mm) ¹¹	11	kJ/m²	ISO 179/1eA
Charpy Impact (at -30°C, V-notch Edgew 80103 sp=62mm) ¹¹	9	kJ/m²	ISO 179/1eA
Charpy Impact (at 23°C, Unnotch Edgew 80103 sp=62mm) ¹¹	No break	kJ/m²	ISO 179/1eU
Charpy Impact (at -30°C, Unnotch Edgew 80103 sp=62mm) ¹¹	No break	kJ/m²	ISO 179/1eU

Table 6 of 7