PS, Polystyrene, is a clear, amorphous, non-polar commodity thermoplastic that is available as both a typical solid plastic as well in the form of a rigid foam material. PS is one of the most widely use plastic and is used to make a wide variety of consumer products.
- Good Electrical Properties & Low Dielectric Loss
- Gamma Radiation Resistance
- Chemically Inert：Not react with inorganic chemicals.
- Excellent Dimensional Stability：Versatile and easy to process.
food packaging, laboratory ware, disposable plastic cutlery and dinnerware, appliances, showcases, shower screens, frames, CD jewel cases, light diffusers, smoke detector housings, license plate frames, plastic model assembly kits…
|Water Absorption||ASTM D570||%||0.05|
|Rockwell Hardness||ASTM D785||-||83|
|Mechanical||Tensile Modulus||ASTM D638||psi||4.3 × 105|
|Tensile Strength||ASTM D638||psi||7,700|
|Tensile Elongation||ASTM D638||%||2.0 - 3.0|
|Flexural Modulus||ASTM D790||psi||4.6 × 105|
|Flexural Strength||ASTM D790||psi||12,000|
|Izod Impact||ASTM D256||ft-lb/in||0.4|
|Thermal||Vicat Softening Point||ASTM D648||°C/°F||100 / 212|
|Heat Deflection Temperature at 264 psi||ASTM D648||°C/°F||82 / 180|
|Heat Deflection Temperature at 66 psi||ASTM D648||°C/°F||96 / 205|
|Electrical||Electrical Volume Resistivity||ASTM D257||Ω-cm||1.0 × 109 - 9.9 × 1010|
|Surface Resistivity||ASTM D257||Ω / sq||1.0 × 1010 - 9.9 × 1011|
|Dissipation Factor||ASTM D150||1 kHz||0.0003|
|Dielectric Strength||ASTM D149||V/mm||20,000|