Electrical-Insulating Torlon Pai
12" x 12" x 3/4"





Thickness | 3/4" |
Thickness Tolerance | 0" to 0.05" |
Width | 12" |
Width Tolerance | 0" to 1" |
Length | 12" |
Length Tolerance | 0" to 1" |
Fabrication | Extruded |
Minimum Temperature | -320° F |
Maximum Temperature | 500° F |
Clarity | Opaque |
Color | Brown/Yellow |
Flammability Rating | UL 94 V-0 |
Backing Type | Plain |
Chemical Resistance | |
Excellent | Acetic Acid (White Vinegar), Acetone, Coolant, Diesel Fuel, Gasoline, Hydrochloric Acid, Isopropyl Alcohol, Methyl Ethyl Ketone (MEK), Mineral Oil, Nitric Acid, Phosphoric Acid, Sodium Hypochlorite (Bleach), Vegetable Oil, Water |
Not Rated | Fuel Oil, Heating Oil, Hydraulic Fluid, Hydrogen Peroxide, Kerosene, Lacquer Solvents, Methanol (Methyl Alcohol), Sulfuric Acid, Synthetic Oil |
Not Recommended | Chlorine, Sodium Hydroxide (Caustic Soda) |
Coefficient of Friction | 0.35 |
Coefficient of Thermal Expansion | 1.7 × 10^-5 /°F |
Comparable To | Duratron, Tecator, Torlon |
Dielectric Strength | 575 V/mil |
Flexibility | Semi-Rigid |
Flexural Modulus | 600,000 psi |
For Use Outdoors | No |
For Use With | Acetic Acid (White Vinegar), Acetone, Coolant, Diesel Fuel, Gasoline, Hydrochloric Acid, Isopropyl Alcohol, Methyl Ethyl Ketone (MEK), Mineral Oil, Nitric Acid, Phosphoric Acid, Sodium Hypochlorite (Bleach), Vegetable Oil, Water |
Hardness | Rockwell R120 |
Hardness Rating | Extra Hard |
Impact Strength | 2 ft·lbf/in |
Material | Torlon PAI |
Performance | Extreme Strength, Flame Retardant, Highly Impact Resistant, Low Friction, Thermally Stable, Ultra Electrical Insulating, Ultra High Temperature, Ultra-Low Temperature, Wear Resistant |
Texture | Smooth |
Density | 0.051 lb/in³ |
Shape | Sheet |
Tensile Strength | 20,000 psi |
Tolerance Rating | Oversized |
Warning Message | Physical and mechanical properties are not guaranteed. They are intended only as a basis for comparison and not for design purposes. |
Water Absorption | 0.40% |
Country of Origin | United States |
DFARS Compliance | Specialty Metals COTS-Exempt |
Export Control Classification Number (ECCN) | EAR99 |
REACH Compliance | REACH (EC 1907/2006) (06/25/2025, 250 SVHC) Compliant |
RoHS Compliance | RoHS 3 (2015/863/EU) Compliant |
Schedule B Number | 392092.0000 |
U.S.–Mexico–Canada Agreement (USMCA) Qualifying | Yes |
Additional Specifications |
Choose these specially formulated Torlon 4203 sheets over standard Torlon PAI for their excellent electrical insulating properties. They have the same slippery surface that resists wear, but they are stronger. Use them to make high-friction compressor parts and seals.
The information in this 3-D model is provided for reference only.

























