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Plastic Properties Comparison

IAPD Thermoplastics Rectangle

IMIDIZED
  • Key Characteristics
  • Very High Cost Per Pound
  • Excellent Physical Properties Above 400 degrees F
  • Excellent Electrical Properties
  • Excellent Dimensional Stability
  • Low Coefficient of Friction (COF)
  • Materials
  • Polyimide (PI)
  • Polyamide (PAI)
  • Polybenzimidazole (PBI)
AMORPHOUS HIGH PERFORMANCE THERMOPLASTICS SEMI-CRYSTALLINE HIGH PERFORMANCE THERMOPLASTICS
  • Key Characteristics
  • High Cost
  • High Temperature
  • High Strength and Good Stiffness
  • Good Chemical Resistance
  • Transparency
  • Hot Water and Steam Resistance
  • Materials
  • Polysulfone (PSU)
  • Polyetherimide (PEI)
  • Polyethersulfone (PES)
  • Polyarylsulfone (PAS)
  • Polyarylethersulfone (PAES)
  • Key Characteristics
  • High Cost
  • High Temperature
  • High Strenth
  • Good Chemical Resistance
  • Good Electrical Properties
  • Low Coefficient of Friction (COF)
  • Good Toughness
  • Materials
  • Polyvinylidene Flouride (PVDF)
  • Polytetraflouroethylene (PTFE)
  • Ethylene-Chlorotrifluorethylene (ECTFE)
  • Fluorinated Ethylene Propylene (FEP)
  • Polychlorotrifluoroethylene (PCTFE)
  • Perfluoroalkoxy (PFA)
  • Polyphenylene Sulfide (PPS)
  • Polyetheretherketone (PEEK)
AMORPHOUS ENGINEERING THERMOPLASTICS SEMI-CRYSTALLINE ENGINEERING THERMOPLASTICS
  • Key Characteristics
  • Moderate Cost
  • Moderate Temperature Resistance
  • Moderate Strength
  • Good to Excellent Impact Resistance
  • Good Dimensional Stability
  • Good Optical Qualities
  • Translucency
  • Materials
  • Polycarbonate (PC)
  • Polyphenylene Oxide (Mod PPO)
  • Polyphenylene Ether (Mod PPE)
  • Thermoplastic Polyurethane (TPU)
  • Key Characteristics
  • Moderate Cost
  • Moderate Temperature Resistance
  • Moderate Strength
  • Good Chemical Resistance
  • Good Bearing and Wear Properties
  • Low Coefficient of Friction (COF)
  • Difficult to Bond
  • Materials
  • Nylon (PA)
  • Acetal (POM)
  • Polyethylene Terephthalate(PET)
  • Polybutylene Terephthalate(PBT)
  • Ultra High Molecular Weight Polyethylene (UHMW-PE)
AMORPHOUS COMMODITY THERMOPLASTICS SEMI-CRYSTALLINE COMMODITY THERMOPLASTICS
  • Key Characteristics
  • Low Cost
  • Low Temperature Resistance
  • Low Strength
  • Good Dimensional Stability
  • Transparent (typically, but not always)
  • Materials
  • Acrylic (PMMA)
  • Polystyrene (PS)
  • Acrylonitrile Butadiene Styrene (ABS)
  • Polyvinyl Chloride (PVC)
  • Polyethylene Terepthalate (PETG)
  • Cellulose Acetate Butyrate (CAB)
  • Key Characteristics
  • Low Cost
  • Low Temperature Resistance, Strength
  • Low Coefficient of Friction (COF)
  • Near Zero Moisture Absorption
  • Good Electrical Properties, Toughness
  • Difficult to Bond
  • Materials
  • High Density Polyethylene (HDPE)
  • Low Density Polyethylene (LDPE)
  • Polypropylene (PP)
  • Polymethylpentene (PMP)
AMORPHOUS KEY CHARACTERISTICS SEMI-CRYSTALLINE KEY CHARACTERISTICS
  • Soften Over a Broad Range of Temperatures
  • Easy to Thermoform
  • Tend to be Translucent
  • Bond Well Using Adhesive and Solvents
  • Prone to Stress Cracking
  • Poor Fatigue Resistance
  • Structural Applications ONLY (Not Bearing and Wear)
  • Sharp Melting Point
  • Difficult to Thermoform
  • Tend to be Opaque
  • Difficult to Bond using Adhesives and Solvents
  • Good Resistance to Stress Cracking
  • Good Fatigue Resistance
  • Good for Bearing and Wear and Structural Applications

 

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