PC is a high-performance amorphous engineering thermoplastic known for its exceptional impact strength, high transparency, and good heat resistance. It offers excellent dimensional stability and electrical insulation properties. PC is widely used in applications requiring optical clarity and mechanical toughness, such as automotive components, electronic housings, medical devices, and protective equipment.
Key Parameters:
Density: 1.20 – 1.22 g/cm³
Light Transmission: 85 – 90% (for transparent grades)
Refractive Index: 1.585 – 1.587
Tensile Strength: 55 – 75 MPa
Flexural Modulus: 2100 – 2400 MPa
Elongation at Break: 80 – 150%
Izod Impact Strength (notched): 60 – 85 kJ/m² (exceptionally high)
Rockwell Hardness (M scale): 70 – 80
Glass Transition Temperature (Tg): 145 – 150°C
Heat Deflection Temperature (HDT): 125 – 135°C (at 1.82 MPa) / 140 – 145°C (at 0.45 MPa)
Vicat Softening Temperature: 145 – 150°C
Water Absorption (24h): 0.10 – 0.20%
Mold Shrinkage: 0.5 – 0.7%
Continuous Use Temperature: 115 – 130°C
Dielectric Strength: 15 – 30 kV/mm
Volume Resistivity: 10¹⁵ – 10¹⁶ Ω·cm
Processing Methods: Injection molding, extrusion, blow molding, thermoforming
Typical Applications: Automotive headlamp lenses, interior trim parts, electronic device housings (phones, laptops), LED lighting covers, medical syringes and connectors, safety goggles and face shields, drinking water bottles, greenhouse panels, signage, electrical connectors, appliance components