General Purpose Sheet
TUFFAK® GP Polycarbonate Sheet has a polished surface, Transparent, UV Stabilized, polycarbonate product. It features outstanding impact strength, and superior dimensional stability. TUFFAK® GP Sheet has a five (5) year Warranty against breakage. The terms of warranty against breakage are set forth in the GP warranty, which is available upon request.
Applications: A broad range of industrial glazing and structural applications, including thermoformed and fabricated components.
|Specific Gravity||ASTM D 792||-||1.2|
|Refractive index||ASTM D 542||-||1.586|
|Light Transmission, Clear @ 0.125"||ASTM D 1003||%||86|
|Water Absorption, 24 hrs||ASTM D 570||%||0.15|
|Poisson's Ratio||ASTM E 132||-||0.38|
|Tensile Strength, Ultimate||ASTM D 638||psi||9,500|
|Tensile Strength, Yield||ASTM D 638||psi||9,000|
|Tensile Modulus||ASTM D 638||psi||340,000|
|Elongation||ASTM D 790||%||110|
|Flexural Strength||ASTM D 790||psi||13,500|
|Flexural Modulus||ASTM D 695||psi||345,000|
|Compressive Strength||ASTM D 695||psi||12,500|
|Compressive Modulus||ASTM D 256||psi||345,000|
|Izod Impact Strength, Notched @ 0.125"||ASTM D 256||ft.-lbs./in.||18|
|Izod Impact Strength, Unnotched @ 0.125"||ASTM D 3763||ft.-lbs./in.||60 (no break)|
|Instrumented Impact, 0.125"||ASTM D 732||ft.-lbs.||47|
|Shear Strength @ Yield||ASTM D 732||psi||10,000|
|Shear Strength, ultimate||ASTM D 732||psi||6,000|
|Shear modulus||ASTM D 785||psi||114,000|
|Rockwell Hardness||ASTM D 785||-||M70 / R118|
|Coefficient of Thermal Expansion||ASTM D 696||in/in/°F||3.75 x 10-5|
|Coefficient of Thermal Conductivity||ASTM C 177||BTU in/hr ft2 °F||1.35|
|Heat Deflection Temperature @ 264 psi||ASTM D 648||°F||270|
|Heat Deflection Temperature @ 66 psi||ASTM D 648||°F||280|
|Brittleness Temperature||ASTM D 746||°F||-200|
|Shading Coefficient, Clear 0.125"||ASHRAE||-||1.02|
|U factor 0.25" (summer gain, winter loss)||ASTM D 1363||BTU/hr ft2 °F||0.90, 0.96|
|Dielectric Constant @ 10 Hz||ASTM D 150||-||2.96|
|Dielectric Constant @ 60 Hz||ASTM D 150||-||3.17|
|Volume Resistivity||ASTM D 257||Ohm/cm||8.2 X 1016|
|Dissipation Factor @ 60 Hz||ASTM D 150||-||0.00009|
|Stainless Steel Strip Electrodes||ASTM D 495||Seconds||10-11|
|Tungsten Electrodes||ASTM D 495||Seconds||120|
|Dielectric Strength, in air @ 0.125"||ASTM D 149||V/mil||380|
|Horizontal Burn, AEB||ASTM D 635||In||<1|
|Ignition Temperature, Self||ASTM D 1929||°F||1070|
|Ignition Temperature, Flash||ASTM D 1929||°F||870|
|Flame Class, Clear @ 0.060"||UL 94||-||V2|
|Flame Class, Clear @ 0.236"||UL 94||-||V0|
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Title: Physical Properties for TUFFAK® GP Polycarbonate Sheet
Description: Physical, Mechanical, Thermal, Flammability, and Electrical Typical Properties.
Last Edited: 1/11/2023
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