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Boltaron®4430 Opal

Thermoformable FAR-rated sheet with enhanced pearl effect

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Design Options

Wide Range Available
Enhanced Pearl
500 lb

This material upgrade offers more style and designer appeal than standard color sheet. With an iridescent, opal pearl pigment integrated through extrusion, the effect is noticable throughout the sheet. The luster is even further enhanced after thermoforming. It can be color matched to an unlimited range of pearlescent hues, from natural to synthetic tones, and be customized with a wide range of textures.


  • Has a deep, rich pearlescent effect
  • Maintains wall thickness integrity in deep draw thermoforming
  • Can be color matched to any pearlescent hue
  • Industry’s widest range of pressed and extruded textures
  • Low minimum order requirements


  • Ideal for 2D or 3D aircraft interior parts
  • Seat parts and tray tables
  • Decorative trim and finish
  • Insulation panels, medical equipment
  • Electrical and electronic enclosures

Performance Details

FAR Ratings

  • FAR 25.853(a)(i) (Flammability) (Vertical burn, 60 sec) Pass
  • FAR 25.853(a)(ii) (Flammability) (Vertical burn, 12 sec) Pass


  • Name Test Method Imperial Metric
  • Specific Gravity ASTM D792 1.36
  • Tensile Strength ASTM D638 7,000 psi 48 MPa
  • Flexural Strength ASTM D790 10,700 psi 74 MPa
  • Flexural Modulus ASTM D790 447,600 psi 3,086 MPa
  • Izod Impact Notched ASTM D256 73 °F 1.5 ft-lb/in 23 °C 80 J/m
  • Hardness Rockwell ASTM D785 110
  • Heat Deflection Annealed ASTM D648 154 °F @ 264 PSI 68 °C @1.8 MPa
  • Flammability - UL UL 94 V-0
  • Mold Shrinkage 0.5 - 0.7%
  • Forming Temperature 335-370 °F 168-188 °C
  • Typical Heater Settings 30-50% Top, 50-70% Bottom
  • Drying Not required

* Independent lab tests. All tests at 73 °F (23 °C) in dry conditions unless otherwise noted.

Sheet Sizes

  • Name Imperial Metric
  • Lengths to 120 in to 3,048 mm
  • Widths to 60 to 1,524 mm
  • Gauges from 0.028 to 0.250 in from 0.71 to 6.35 mm
  • Custom Sizes Blank sizes, gauges on request