Chimei WONDERLITE® PC-616LS
WONDERLITE PC-616LS Flame Retardant Low Smoke Density
WONDERLITE® PC-616LS, a premium polycarbonate resin by Chimei, designed for industries that prioritize safety and performance. This non-brominated and non-chlorinated flame retardant material offers a low smoke density rating of 1.0 mm V0, making it an ideal choice for applications requiring enhanced fire safety without compromising on durability.
Typical property data
Physical Properties
- Melt Flow Index: 10 ml/10 min (ISO 1133, 300°C × 1.2 kg)
- Mass Density: 1.2 g/cm³ (ISO 1183, 23°C)
Mechanical Properties
- Tensile Strength (Yield): 60 MPa (ISO 527, 50 mm/min)
- Tensile Strength (Break): 70 MPa (ISO 527, 50 mm/min)
- Tensile Elongation: 110% (ISO 527, 50 mm/min)
- Flexural Strength: 90 MPa (ISO 178, 2 mm/min)
- Flexural Modulus: 2.3 GPa (ISO 178, 2 mm/min)
- Izod Impact Strength, Notched (23°C): 60 kJ/m² (ISO 180/1A)
- Izod Impact Strength, Notched (-30°C): 15 kJ/m² (ISO 180/1A)
Thermal Properties
- Vicat Softening Temperature (1 kg): 150°C (ISO 306, 50°C/hr)
- Heat Distortion Temperature (Unannealed, 1.8 MPa): 125°C (ISO 75/A)
- Heat Distortion Temperature (Annealed, 1.8 MPa): 140°C (ISO 75/A)
- Coefficient of Linear Thermal Expansion: 6.7×10−56.7 \times 10^{-5} (ISO 11359)
Flammability
UL-94 Ratings:
- 1.0 mm: V-0
- 2.0 mm: 5VB
- 3.0 mm: 5VA
Mold Shrinkage
Shrinkage: 0.4–0.6% (ISO 294-4)
Process Guide
- Pre-Drying: 120°C for 4 hours (adjust based on humidity, storage conditions, and dryer performance).
- Barrel Temperature Settings:
- Nozzle: 250–310°C
- Compression Zone: 250–320°C
- Feeding Zone: 230–300°C
- Mold Temperature: 70–120°C (varies with article thickness, cooling system design, and gate/runner system).
- Purging Recommendation: Use heat-stable materials like polyethylene or polypropylene for purging.
Features & Benefits
Exceptional Flame Resistance
WONDERLITE® PC-616LS is engineered with superior flame-retardant properties, ensuring maximum safety in critical applications. This feature is essential for industries like rail transportation and electrical appliances.
Low Smoke Density
With its low smoke density, PC-616LS minimizes the risk of smoke inhalation during a fire incident. This characteristic is crucial for environments such as public transport.
Versatile Application Compatibility
This polycarbonate resin is suitable for a wide range of applications, from rail components to electrical housings. Its adaptability means that procurement managers can streamline their sourcing processes.
Use & Applications
- Rail Transportation Application: Used in interior components and safety features
- Electrical Appliances: Perfect for housings and parts
