Westlake Plastics Zelux® W Window Grade Polycarbonate

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Westlake Plastics Zelux® W Window Grade Polycarbonate
Categories:	Polymer; Thermoplastic; Polycarbonate (PC); Polycarbonate, Optical Grade
Material Notes:	Zelux® W is a window grade polycarbonate (PC) that is optically clear with excellent dimensional stability, good strength, and stiffness, along with service temperatures up to 250°F. Zelux® W is often used for structural applications when clarity and impact strength are essential, including: lenses, manifolds, sight glass, and machine guards. Industry: Aerospace; Engineering; Semiconductor and ESD Colors Available: Bone Attributes: Optical Clarity; Transparent; Dimensional Stability; Impact Resistance Shapes: Compression Sheet Information provided by Westlake Plastics.
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Physical Properties	Metric	English	Comments

Density	1.20 g/cc	0.0434 lb/in³	ASTM D792
Water Absorption	0.15 %	0.15 %	ASTM D570; 24 hrs.

Mechanical Properties	Metric	English	Comments
Tensile Strength at Break	71.7 MPa	10400 psi	ASTM D638
Tensile Strength, Yield	60.7 MPa	8800 psi	ASTM D638
Elongation at Break	170 %	170 %	ASTM D638
Elongation at Yield	6.0 %	6.0 %	ASTM D638
Tensile Modulus	2.413 GPa	350.0 ksi	ASTM D638
Flexural Strength	93.0 MPa @Strain 5.0 %	13500 psi @Strain 5.0 %	ASTM D790
Flexural Modulus	2.34 GPa	340 ksi	ASTM D790
Izod Impact, Notched	9.08 J/cm	17.0 ft-lb/in	ASTM D256

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