Typical Characteristics / Resistance Guide
Material Advantages Disadvantages Where Used Application Temp. Range
Butadiene (BR), Styrene Butadiene (SBR)
  • Good brake fluid and water resistance
  • Moderate cost
  • Poor petroleum oil and solvent resistance
  • Poor weather resistance
  • Moderate high temperature resistance
  • Tire industry
  • General industrial use
-50°F to 212°F
Butyl (IIR)
  • Low gas permeability
  • Excellent vibration damping
  • Good weather resistance
  • Poor petroleum oil and solvent resistance
  • Moderate resistance to abrasion
  • Moderate compression set
  • Vacuum applications
  • Tire industry
  • Water and steam applications
  • Wire and cable insulator
-40°F to 265°F
Ethylene Propylene (EPM, EPDM)
  • Excellent weather resistance
  • Good low temperature resistance
  • Good heat resistance
  • Good chemical resistance
  • Poor petroleum oil and solvent resistance
  • Automotive brake and cooling seals
  • Outdoor applications
  • Water applications
  • General industrial use
-60°F to 300°F
Fluorocarbon Elastomer (FKM)
  • Excellent weather resistance
  • Excellent chemical resistance
  • Excellent heat resistance
  • Good compression set resistance
  • Poor low temperature resistance
  • Poor resistance to ketones and Acetones
  • Poor organic acid resistance
  • High cost
  • Automotive fuel systems
  • Aircraft engine seals
  • High temperature applications
  • General industrial use
5°F to 390°F
Fluorosilicone (FVMQ)
  • Excellent temperature resistance
  • Excellent compression set resistance
  • Excellent chemical resistance
  • Low odor and taste
  • Poor abrasion resistance
  • High friction (CoF), not recommended for dynamic seal applications
  • High cost
  • Automotive and Aerospace applications
  • Medical devices
  • Electrical applications
-75°F to 450°F
Natural rubber, Isoprene (NR)
  • Excellent compression set resistance
  • Good resilience and abrasion
  • Good tear resistance
  • Moderate cost
  • Poor petroleum oil resistance
  • Poor weather resistance
  • Moderate high temperature resistance
  • Automotive applications
  • FDA food and beverage
-60°F to 220°F
Neoprene (CR)
  • Excellent Freon® and ammonia resistance
  • Good weather resistance
  • Good chemical resistance
  • Poor solvent resistance
  • Moderate water resistance
  • Moderate high temperature resistance
  • Moderate petroleum oil resistance
  • Refrigeration applications
  • Automotive applications
  • General industrial use
-40°F to 250°F
Nitrile, Buna-N (NBR)
  • Excellent compression set resistance
  • Excellent tear resistance
  • Excellent oil resistance
  • Good abrasion resistance
  • Poor weather resistance
  • Poor solvent resistance
  • Moderate high temperature resistance
  • Oil resistant applications
  • Automotive fuel systems
  • General industrial use
-20°F to 210°F
Hydrogenated Nitrile (HNBR)
  • Excellent compression set resistance
  • Excellent oil resistance
  • Excellent abrasion resistance
  • Improved heat, fuel, and ozone resistance
  • Moderate low temperature resistance
  • High cost
  • Oil resistant applications
  • Automotive fuel systems
  • General industrial use
-20°F to 275°F
General Purpose Silicone (MQ, VMQ)
  • Excellent temperature resistance
  • Excellent compression set resistance at lower durometer
  • Low odor and taste
  • Low temperature flexibility
  • Poor abrasion resistance
  • Poor solvent, oil, concentrated acid, and sodium hydroxide resistance
  • High friction (CoF), not recommended for dynamic seal applications
  • Poor compression set at harder durometer
  • Automotive and Aerospace applications
  • Medical devices
  • Electrical applications
  • FDA food and beverage
-75°F to 450°F
Thermoplastic Vulcanizate (TPV)
  • Good weather resistance
  • Good abrasion resistance
  • Good low temperature resistance
  • Poor chemical resistance
  • Poor compression set resistance at high durometer
  • Moderate high temperature resistance
  • Automotive applications
  • Medical devices
  • Sports equipment
  • General industrial use
-75°F to 210°F
Kraton® G (SEBS, SEPS)
  • Good weather resistance
  • Good water, acid, and base resistance
  • Good low temperature resistance
  • Poor hydrocarbon oil and solvent resistance
  • Poor high temperature resistance
  • Medical devices
  • FDA food and beverage
  • Footwear
-80°F to 160°F
Flexible Polyvinyl Chloride (PVC)
  • Good weather resistance
  • Good water, acid, and base resistance
  • Good tear strength
  • Poor hydrocarbon oil and solvent resistance
  • Moderate temperature resistance
  • Medical devices
  • Wire and cable insulation
  • General industrial use
-20°F to 180°F
High Molecular Weight Polyvinyl Chloride (HMPVC)
  • Good low temperature resistance
  • Good UV resistance
  • Good tear strength
  • Good flex fatigue
  • Poor compression set at elevated temperature
  • Poor hydrocarbon, oil and solvent resistance
  • Marine
  • Wire and cable insulation
  • Sports equipment
-58°F to 220°F


Note: This information is presented as a general guideline for material selection. For a specific application's requirements, please contact your NWRE sales representative. Most materials can be custom formulated to better suit your end-use.

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