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Proto3000 – 3D Engineering Solutions

SEKISUI SPI KYDEX® 4545 Thermoplastic
Categories: Polymer; Thermoplastic

Material Notes: Ultra low heat release and smoke density aviation sheet

KYDEX® 4545 is a proprietary, high performance thermoplastic sheet specifically formulated to exceed the heat release and smoke density requirements in FAR 25.853 making it an idea material for composite constructions

KYDEX® 4545 exceeds the flammability and smoke development requirements outlined in Federal Aviation Regulations (FAR) 25.853 paragraphs (a) and (d). Its low heat release and smoke density offers an enhanced level of safety for interior components while making it an ideal material for composite constructions. Its wide processing window and ease of thermoforming makes it perfect for complex parts.

Suggested Applications:

  • Seat parts
  • Armrests
  • Bulkhead laminates
  • Molding strips
  • Passenger service units
  • Tray tables
  • Monitor shrouds
  • Kick panels

Features:

  • Exceeds the stringent requirements of FAR 25.853(d) in all thicknesses and colors
  • Excellent formability and fabrication characteristics
  • Processes similar to KYDEX® 6565 and KYDEX® 5555
  • Allows for tight tolerance control
  • Available in a wide range of colors
  • Available in P3 - Velour Matte texture

Values based upon 0.125 in (3.17 mm) sheet unless otherwise specified

Information provided by Sekisui Polymer Innovations

Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Physical PropertiesMetricEnglishComments
Specific Gravity 1.49 g/cc1.49 g/ccASTM D792
Moisture Absorption 0.0700 %
@Time 86400 sec
0.0700 %
@Time 24.0 hour
ASTM D570
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell R 113113ASTM D785
Tensile Strength 54.8 MPa7950 psiASTM D638
Tensile Modulus 3.689 GPa535.0 ksiASTM D638
Flexural Strength 87.6 MPa12700 psiASTM D790
Flexural Modulus 3.605 GPa522.9 ksiASTM D790
Compressive Yield Strength 68.3 MPa9910 psiASTM D695
Compressive Modulus 3.785 GPa549.0 ksiASTM D695
Ultimate Bearing Strength 253.7 MPa36800 psiASTM D953
Bearing Yield Strength 39.5 MPa5730 psi4% deflection; ASTM D953
Shear Strength 52.4 MPa7600 psiASTM D732
 
Electrical PropertiesMetricEnglishComments
Dielectric Strength >= 18.7 kV/mm>= 475 kV/inASTM D149
 
Thermal PropertiesMetricEnglishComments
CTE, linear, Transverse to Flow 56.9 µm/m-°C31.6 µin/in-°FASTM E831
Deflection Temperature at 1.8 MPa (264 psi) 75.6 °C168 °FAnnealed; ASTM D648
 
Descriptive Properties
FlammabilityDS(max)<150FAR 25.853(d) Part V; BS Smoke Density
 PassFAR 25.853(a)(ii); Vertical Burn, 12 sec
 PassFAR 25.853(a)(i); Vertical Burn, 60 sec
 Peak: <45 kW/m²FAR 25.853(d) Part IV; OSU Heat Release
 Total: <45 kW-min/m²FAR 25.853(d) Part IV; OSU Heat Release

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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PSEKIS036 / 185861

Aluminum Castings

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