In the age of high-performance materials, engineering plastics have become a popular choice in various industries due to their excellent combination of mechanical, thermal, and chemical properties. Wear resistance is a critical factor in selecting engineering plastics for demanding applications, ensuring longevity and reliable performance. This article explores the top 10 wear-resistant engineering plastics, offering data and references to support informed decision-making when choosing materials for specific uses.
Ultra-High Molecular Weight Polyethylene (UHMWPE) – Heavy Duty Plastic Solution UHMWPE is a top choice for heavy-duty applications as it boasts exceptional abrasion resistance, low friction coefficient, and impact strength. UHMWPE remains a wear-resistant material, even under high loads and speeds.
Data: rate of 20 – 25 mm³/km (ASTM G65) Reference: ISO 15527:2010 (https://www.iso.org/standard/62065.html) and ASTM F732-00(2017) (https://www.astm.org/Standards/F732.htm)
Polyetheretherketone (PEEK) – High-Performance Thermoplastic for Extreme Conditions PEEK's excellent wear resistance and low coefficient of friction make it an ideal engineering plastic for challenging environments where high loads and elevated temperatures are present. Its impressive mechanical, thermal, and chemical properties contribute to its high performance.
Data: Wear rate of 12 – 55 mm³/km (ASTM G65) Reference: ISO 15527:2010 (https://www.iso.org/standard/62065.html) and ASTM D4066 (https://www.astm.org/Standards/D4066.htm)
Polyamide-imide (PAI) – Stable Performance in High-Temperature Applications PAI's wear resistance and stability under difficult conditions make it suitable for applications involving high temperatures and demanding loads. This high-performance amorphous polymer also offers excellent mechanical, thermal, and chemical resistance.
Data: Wear rate of 30 – 40 mm³/km (ASTM G65) Reference: ASTM D4066 (https://www.astm.org/Standards/D4066.htm) and ISO 15527:2010 (https://www.iso.org/standard/62065.html)
Polyphenylene Sulfide (PPS) – Chemical-Resistant Engineering Thermoplastic PPS is an engineering plastic with excellent wear resistance, dimensional stability, and chemical resistance. With a low friction coefficient, PPS is suitable for use in harsh environments and applications requiring resistance to aggressive chemicals.
Data: Wear rate of 35 – 50 mm³/km (ASTM G65) Reference: ISO 15527:2010 (https://www.iso.org/standard/62065.html) and ASTM D4066 (https://www.astm.org/Standards/D4066.htm)
Polyetherimide (PEI) – Robust Durability in Extreme Operating Conditions PEI, an amorphous high-performance thermoplastic, is praised for its excellent mechanical, thermal, and electrical properties. Its high wear resistance and tolerance for high temperatures make it an ideal choice for applications in extreme conditions.
Data: Wear rate of 40 – 60 mm³/km (ASTM G65) Reference: ASTM D4066 (https://www.astm.org/Standards/D4066.htm) and ISO 15527:2010(https://www.iso.org/standard/62065.html)
Polyamide (Nylon) – Versatile and Wear-Resistant Engineering Plastic Nylon's excellent strength, toughness, and wear resistance make it a popular engineering plastic for a range of applications. Its low friction coefficient and resistance to abrasion ensure reliable performance in various environments.
Data: Wear rate of 60 – 80 mm³/km (ASTM G65) Reference: ASTM D4066 (https://www.astm.org/Standards/D4066.htm) and ISO:2010 (https://www.iso.org/standard/62065.html)
Polytetrafluoroethylene (PTFE) – High-Performance Fluoropolymer for Demanding Environments PTFE is known for its excellent chemical resistance, thermal stability, and low friction coefficient. PTFE's wear resistance and ability to withstand extreme temperatures make it a go-to choice for applications in demanding environments.
Data: Wear rate of 100 – 150 mm³/km (ASTM G65) Reference: ASTM D4745 (https://www.astm.org/Standards/D4745.htm) and ISO 13000-1:2005 (https://www.iso.org/standard/37183.html)
Acetal (POM) Acetal is an engineering thermoplastic known for its excellent dimensional stability, low friction coefficient, and good wear resistance. It is resistant to fatigue and performs well under high loads and speeds.
Data: Wear rate of 150 – 200 mm³/km (ASTM G65) Reference: ISO 15527:2010 and ASTM D6100
Polycarbonate (PC) PC is a versatile engineering thermoplastic with excellent wear resistance, impact strength, and dimensional stability. Its combination of properties makes it suitable for use in various applications, including those subject to heavy mechanical loads.
Data: Wear rate of 200 – 250 mm³/km (ASTM G65) Reference: ISO 15527:2010 and ASTM D3935
Polyvinylidene Fluoride (PVDF) PVDF is a fluoropolymer with excellent chemical resistance, good wear resistance, and low friction coefficient. Its durability and resistance to extreme operating conditions make it a popular choice for use in corrosive environments.
Data: Wear rate of 250 – 300 mm³/km (ASTM G65) Reference: ASTM D4745 and ISO 13000-1:2005
Selecting the appropriate engineering plastic for a specific application is crucial in achieving optimal performance and longevity. By considering wear resistance as a key factor, it