Chimei Kibilac® PW-978W ASA
Plastic Granules
Kibilac PW-978W Super High Weather Resistance Automotive Parts
Chimei PW-978W is a high-heat ASA resin, with strong weather, stability and heat resistance. It performs well in extreme conditions. Ideal for long-term outdoor use products, for example: Automotive parts.
Download PDF
ISO TDS
MSDS
UL Product iQ
Process Guide
REACH SVHC
Typical property data
Physical Properties
- Mass Density: 1.07 g/cm³ (ISO 1183, 23 °C)
Mechanical Properties
- Tensile Strength (Yield): 49 MPa (ISO 527, 50 mm/min)
- Tensile Strength (Break): 35 MPa (ISO 527, 50 mm/min)
- Tensile Elongation: 30% (ISO 527, 50 mm/min)
- Flexural Strength: 75 MPa (ISO 178, 2 mm/min)
- Flexural Modulus: 2.3 GPa (ISO 178, 2 mm/min)
- Izod Impact Strength (Notched, 23 °C): 10.5 kJ/m² (ISO 180/1A)
- Izod Impact Strength (Notched, -30 °C): 3.8 kJ/m² (ISO 180/1A)
Thermal Properties
- Vicat Softening Temperature (1 kg): 114.9 °C (ISO 306, 50 °C/hr)
- Vicat Softening Temperature (5 kg): 104.6 °C (ISO 306, 50 °C/hr)
- Heat Distortion Temperature (Unannealed, 1.8 MPa): 85.6 °C (ISO 75/A)
- Heat Distortion Temperature (Annealed, 1.8 MPa): 105.5 °C (ISO 75/A)
- Coefficient of Linear Thermal Expansion: 9.1×10−59.1 \times 10^{-5} (ISO 11359)
Flammability
- Rating: HB (UL-94, 1.5 mm)
Mold Shrinkage
- 0.4–0.7% (ISO 294-4)
Use & Applications
- Automotive parts
Features & Benefits
Ideal for Automotive Applications
KIBILAC® PW-978W is widely used in automotive parts due to its excellent heat resistance (Vicat softening point: 114.9°C) and impact strength.
High Strength and Durability
With a tensile strength of 49 MPa and an impact resistance of 10.5 KJ/m², this ASA resin ensures toughness for demanding environments.
Superior Weather Resistance
Designed for outdoor use, ASA PW-978W resists UV exposure and water damage, maintaining its color and strength over time.
