IAPD THERMOPLASTICS RECTANGLE IMIDIZED

Key Characteristics Materials Very high cost per pound Polyimide (PI) Excellent physical properties above 400°F/205°C Polyamide-Imide (PAI) High Cost Excellent electrical properties Polybenzimidazole (PBI) High Performance High Temperature Excellent dimensional stability Low coefficient of friction (bearing grades)

450°F AMORPHOUS HIGH PERFORMANCE THERMOPLASTICS SEMI-CRYSTALLINE HIGH PERFORMANCE THERMOPLASTICS 230°C

Key Characteristics Materials Key Characteristics Materials High cost Polysulfone (PSU) High cost Polyvinylidene Fluoride (PVDF) High temperature Polyetherimide (PEI) High temperature Polytetrafluoroethylene (PTFE) High strength and good stiffness Polyethersulfone (PES) High strength Ethylene-Chlorotrifluoroethylene (ECTFE) Hot water and steam resistance Polyphenylsulfone (PPSU) Good chemical resistance Fluorinated Ethylene Propylene (FEP) Polyarylate (PAR) Good electrical properties Polychlorotrifluoroethylene (PCTFE) Low coefficient of friction (COF) Perfluoroalkoxy (PFA) Good toughness Polyphenylene Sulfide (PPS) Polyetheretherketone (PEEK) 250°F 120°C AMORPHOUS ENGINEERING THERMOPLASTICS SEMI-CRYSTALLINE ENGINEERING THERMOPLASTICS

Key Characteristics Materials Key Characteristics Materials Moderate cost Polycarbonate (PC) Moderate cost Nylon/Polyamide (PA) Moderate temperature resistance Polyphenylene Oxide (PPO) Moderate temperature resistance Acetal/Polyoxymethylene (POM) Moderate strength Thermoplastic Polyurethane (TPU) Moderate strength Polyethylene Terephthalate (PET) Good to excellent impact resistance Good chemical resistance Polybutylene Terephthalate (PBT) Good dimensional stability Good bearing and wear properties Ultra-High Molecular Weight Polyethylene (UHMW-PE) Low coefficient of friction (COF) Difficult to bond

150°F AMORPHOUS COMMODITY THERMOPLASTICS SEMI-CRYSTALLINE COMMODITY THERMOPLASTICS 65°C

Key Characteristics Materials Key Characteristics Materials (Chemical Resistance and Thermal Stability) Low cost Acrylic/Polymethyl Methacrylate (PMMA) Low cost High-Density Polyethylene (HDPE) Low temperature resistance Polystyrene (PS) Low temperature resistance, strength Low-Density Polyethylene (LDPE) Low strength Acrylonitrile-Butadiene-Styrene (ABS) Low coefficient of friction (COF) Polypropylene (PP) Polyvinyl Chloride (PVC) Near zero moisture absorption Polymethylpentene (PMP) Polyethylene Terephthalate Glycol Modified (PETG) Good electrical properties, toughness Cellulose Acetate Butyrate (CAB) Difficult to bond

Polyvinyl Chloride and Acrylic Alloy Sheet (PVC/PMMA) Performance

AMORPHOUS KEY CHARACTERISTICS SEMI-CRYSTALLINE KEY CHARACTERISTICS

Soften over a broad range of temperatures Sharp melting point Easy to thermoform Difficult to thermoform Tend to be translucent or transparent (typically, but not always) Tend to be opaque Bond well using adhesives and solvents Difficult to bond using adhesives and solvents Prone to stress cracking Good resistance to stress cracking Poor fatigue resistance Good fatigue resistance Structural applications only (not bearing and wear) Good for bearing and wear and structural applications

This is not an inclusive list of performance plastic materials. For a full list of materials, please visit www.iapd.org. PLASTIC PROPERTY COMPARISON GRAPH

Operating Temperature Operating Temperature Short Term Long Term (Constant) Tensile Strength 700 600 25,000 PI 600 500 PI 20,000 PAI PI PEEK PAI PTFE

500 PEEK 400 PTFE PPS

PPS 15,000 400 PAI PEI PEI

300 PSI PEI PEEK PSU

300 PPS PSU PET 10,000 PET PC PC PC PBT POM

200 PSU PET POM Nylon 6/6 PPO Degree Fahrenheit Degree PBT Degrees Fahrenheit Degrees PPO 200 PBT Cast Nylon Cast Nylon 6/6 PPO UHMW-PE POM ABS Cast Nylon Cast 100 ABS 5,000 Nylon 6/6 Cast Nylon Cast ABS

100 UHMW-PE UHMW-PE POM Copolymer POM Copolymer PTFE UHMW-PE 0 0 POM Copolymer 0

Coefficient of Friction Impact Strentgh Compressive Strength (Lower has less friction) (The higher the impact the better) 45,000 0.45 16

40,000 0.40 14 PC PI PC 35,000 0.35 PPO

PI 12 PSU UHMW-PE PAI 30,000 0.30 ABS

PAI 10 25,000 0.25 PEI PSI

PBT 8 PPS 20,000 0.20 PEEK Nylon 6/6 PEI PET 6 POM PPS Cast Nylon Cast

15,000 0.15 of notch Ft.-lb/in ABS POM PEEK PPO PPO

PSU 4 PC PET 10,000 PBT 0.10 PBT PEEK POM PSU UHMW-PE PTFE Nylon 6/6 POM Copolymer PEI POM Copolymer PAI UHMW-PE

Cast Nylon Cast 2 Cast Nylon Cast

5,000 ABS

PTFE 0.05 PTFE PI PET PPS Nylon 6/6 0 POM Copolymer 0 0

Moisture Absorption Cost Comparison Nylon 6/6 Polycarbonate (PC) 9 35 Cast Nylon Polyphenylene Oxide (PPO) 8 30 Acetal/Polyoxymethylene 7 PI (POM) Polysulfone (PSU) Nylon 6/6

25 PAI 6 POM Copolymer Polyetherimide (PEI) 5 20 Polyester (PET) Polytetrafluoroethylene (PTFE) PEEK

Cast Nylon Cast Polybutylene Terephthalate (PBT) 4 Dollars 15 Polyetheretherketone (PEEK)

% at Saturation % at 3 Ultra-High Molecular Weight Polyphenylene Sulfide (PPS) 10 Polyethylene (UHMW-PE) 2 Polyamide-Imide (PAI)

PEI Acrylonitrile-Butadiene- PSU POM Copolymer PET POM PI 5 ABS PC PAI

1 POM PET PBT Nylon 6/6 Nylon Cast POM Copolymer ABS PPO Styrene (ABS) Polyimide (PI) PC PPS PPO PEI UHMW-PE PEEK PTFE 0 0 PSU