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Makrolon® SQ is a family of high quality transparent polycarbonate sheet products. The Sales and Quality groups work with our customers to define the appropriate requirements for specific applications. Production of the targeted optical quality is achieved through state-of-the-art extrusion and inspection processes. Makrolon® SQ sheet is a polished surface, UV stabilized, transparent polycarbonate product. Targeted optical quality is achieved through state of the art extrusion and inspection processes. Quality limits for distortion, inclusions, and surface defects are set for each customer to meet their specific application requirements

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Technical Information

Stock Products Properties Applications Advantages

Stock Products

Sheet .093″ – .500″ 48” x 96” CTS Call for quote

Give us your cut-to-size dimensions. We will precision-cut these plastics to your exact size. Additional sizes and colors available upon request.


Physical PropertiesUnitsASTMResults
Density g/cm^3 D792 1.2
Mechanical PropertiesUnitsASTMResults
Tensile Strength @ yield psi D638 9500
Tensile Modulus MPa D638 340000
Tensile Elongation @Break % D638 110
Flexural Strength MPa 13500
Flexural Modulus psi 345000
Compressive Strength psi D695 12500
IZOD Impact Strength Notched kJ.m^2 D256 18
Thermal PropertiesUnitsASTMResults
Coeffcient of Linear Thermal Expansion x10^-5/K C177 3.75
Heat Deflection Temp at 264 psi °F °F
Electrical PropertiesUnitsASTMResults
Surface Resistivity @60 Hz ohms/sq D257
Volume Resistivity, 50% RH ohm-cm D250 8.2
Optical PropertiesUnitsASTMResults
3mm Transparent Clear Transmittance. Total (%) % D1003
Refractive Index % D542 1.586


  • Optically critical end uses


  • UV stabilized
  • Transparent
  • Limits distortion, inclusions, and surface defects
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