ASA Material

ASA (Acrylonitrile Styrene Acrylate) is a thermoplastic polymer that shares similarities with ABS (Acrylonitrile Butadiene Styrene). However, ASA has some distinct properties and advantages over ABS in certain applications.

Characteristics of ASA.

  1. Weather Resistance: One of the key advantages of ASA over ABS is its excellent weather resistance. ASA exhibits exceptional resistance to UV radiation and outdoor weathering, making it particularly suitable for outdoor applications where long-term exposure to sunlight and harsh environmental conditions is expected.
  2. Chemical Resistance: ASA offers good resistance to chemicals, including acids, alkalis, and various solvents. This property makes it suitable for applications where exposure to chemicals is a concern.
  3. Impact Resistance: Similar to ABS, ASA has good impact resistance, providing durability and toughness in demanding applications.
  4. Temperature Stability: ASA has a high glass transition temperature, typically ranging from 95°C to 110°C, which ensures stability at elevated temperatures and helps maintain mechanical properties over a wide temperature range.
  5. Aesthetic Appeal: ASA is available in a variety of colors and finishes, including matte, glossy, and textured surfaces. It retains its color and finish well, even after prolonged exposure to UV radiation, making it suitable for applications where aesthetics are important.

ASA is commonly used in outdoor applications such as automotive parts, signage, building facades, and outdoor furniture, where weather resistance and durability are crucial. It also finds applications in consumer goods, electrical enclosures, and marine components. Overall, ASA offers a balance of mechanical properties, weather resistance, and aesthetic appeal, making it a versatile choice for various outdoor and demanding applications.

Material Properties


Physical Properties

  • Density - 1.05 g/cm³
  • Vicat Softening Temp - 106 °C
  • Heat Deflection Temp - 100 °C
  • Melting Temp - 210 °C
  • Melt Index - 7.0 ± 0.8 g/10 min

Mechanical Properties

  • Tensile Strength - 37 ± 3 MPa
  • Breaking Elongation Rate - 9.2 ± 1.4%
  • Bending Modulus - 1920 ± 130 MPa
  • Bending Strength - 65 ± 5 MPa
  • Impact Strength - 41.0 ± 2.3 kJ/m²

ASA Colour Table


Hex Code


Gray #8A949E
Red #E02928
Green #00A6A0
Blue #2140B4
Black #000000