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Boltaron® 4325 is a transparent, corrosion resistant CPVC sheet with a smooth polished surface on both sides. Boltaron® 4325 is suitable for thermoforming and meets FM Global Cleanroom Materials flammability test protocol (Class 4910).

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At a Glance

Generic Name
Chlorinated Polyvinyl Chloride

Available In

Meets Class 4910, ITAR Registered

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Technical Information

Stock Products Properties Applications Advantages

Stock Products

Sheet .125″-.500″ 48” x 96” Clear

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 1.47
Mechanical PropertiesUnitsASTMResults
Tensile Strength @ yield psi D638 9000
Flexural Strength MPa D790 15000
Flexural Modulus psi 4.2×10^5
Hardness, Rockwell 122
IZOD Impact Strength Notched kJ.m^2 D785 0.50
Thermal PropertiesUnitsASTMResults
Heat Deflection Temp at 264 psi °F C177 177.1


  • Semiconductor cleanroom equipment
  • Machined parts
  • Thermoformed parts


  • Transparent
  • Corrosion resistant
  • Smooth polished surface on both sides
  • Suitable for thermoforming
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