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SABIC Innovative Plastics LEXAN 3433R Polycarbonate (North America)

Subcategory: Polycarbonate; Polymer; Thermoplastic

Close Analogs: Saudi Basic Industries Corporation (SABIC) announced on August 31st, 2007, the completion of its purchase of GE Plastics.

Material Notes:
Information provided by GE Plastics for their North American product line.

Physical Properties	Metric	English	Comments
Density	1.43 g/cc	0.0517 lb/in³	ASTM D 792
Water Absorption	0.14 %	0.14 %	24 hours @ 73F; ASTM D 570
Water Absorption at Saturation	0.26 %	0.26 %	Equilibrium, 73F; ASTM D 570
Linear Mold Shrinkage	0.001 - 0.003 cm/cm	0.001 - 0.003 in/in	Flow, 0.125 inch; ASTM D 955
Melt Flow	19 g/10 min	19 g/10 min	300C/5.0 kgf; ASTM D 1238
Mechanical Properties
Hardness, Rockwell M	92	92	ASTM D 785
Hardness, Rockwell R	121	121	ASTM D 785
Tensile Strength @ Break	131 MPa	19000 psi	Type I, 0.2 in/min; ASTM D 638
Elongation at Break	3 %	3 %	Type I, 0.2 in/min; ASTM D 638
Flexural Modulus	7.58 GPa	1100 ksi	0.05 in/min, 2" span; ASTM D 790
Flexural Yield Strength	159 MPa	23000 psi	0.05 in/min, 2" span; ASTM D 790
Fatigue Strength	41.4 MPa	6000 psi	Fatigue Limit, 2.5 MM cycles; ASTM D 671
Izod Impact, Unnotched	11.2 J/cm	21 ft-lb/in	73F; ASTM D 4812
Tensile Impact Strength	67.2 kJ/m²	32 ft-lb/in²	Type "S"; ASTM D 1822
Falling Dart Impact	5.42 J	4 ft-lb	73F; ASTM D 3029
Taber Abrasion, mg/1000 Cycles	24	24	CS-17, 1 kg; ASTM D 1044
Izod Impact, Notched	1.07 J/cm	2 ft-lb/in	73F; ASTM D 256
Thermal Properties
CTE, linear 68°F	21.6 µm/m-°C	12 µin/in-°F	Flow, -40F to 200F; ASTM E 831
Specific Heat Capacity	1.13 J/g-°C	0.27 BTU/lb-°F	ASTM C 351
Thermal Conductivity	0.22 W/m-K	1.53 BTU-in/hr-ft²-°F	ASTM C 177
Deflection Temperature at 0.46 MPa (66 psi)	152 °C	305 °F	0.250 inch, unannealed; ASTM D 648
Deflection Temperature at 1.8 MPa (264 psi)	146 °C	295 °F	0.250 inch, unannealed; ASTM D 648
Vicat Softening Point	154 °C	310 °F	Rate B; ASTM D 1525