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Acetron Data Sheet MECHANICAL PROPERTIES ENGLISH VALUES COMMENTS METRIC VALUES Specific Gravity 1.41 ASTM D792 1.41 Tensile Strength, psi 9500 ASTM D638 66 MPa Tensile Modulus, psi 400000 ASTM D638 2,758 MPa Elongation, % 30 ASTM D638 30 % Flexural Strength, psi 12000 ASTM D790 83 MPa Flexural Modulus, psi 400000 ASTM D790 2,758 MPa Shear Strength, psi 8000 ASTM D732 55 MPa Compressive Strength, psi 15000 ASTM D695, 10% Def. 103 MPa Compressive Modulus, psi 400000 ASTM D695 2,758 MPa Hardness, Rockwell M 88 ASTM D785 88 Hardness, Rockwell R 120 ASTM D785 120 Hardness, Durometer, Shore D Scale 85 ASTM D2240 85 Izod Impact (Notched), ft-lb/in 1 ASTM D256 Type A 53 J/m Coefficient of Friction, Dynamic 0.25 Dry vs. Steel, PTM55007 0.25 Limiting PV, psi-fpm 2700 PTM55007 0.09 MPa-m/sec k (wear) factor, 10-10in3-min/lb-ft-hr 200 PTM55007 200 10-10in3-min/lb-ft-hr THERMAL PROPERTIES ENGLISH VALUES COMMENTS METRIC VALUES Coefficient of Thermal Expansion, 10E-4/°F 0.54 ASTM E831 (TMA) 0.97 10-4/K Deflection Temperature 264 psi, ºF 220 ASTM D648 104 °C Melting Point (Crystalline) Peak, °F 335 ASTM D3418 168 °C Continuous Service in Air (Max), °F 180 Without Load 82 °C Thermal Conductivity, BTU-in/hr-ft²-°F 1.6 0.23 W/m-K ELECTRICAL PROPERTIES VALUES COMMENTS METRIC VALUES Dielectric Strength, Short Term, Volts/mil 420 ASTM D149(2) 17 kV/mm Surface Resistance, Ohm/Square 1E+15 EOS/ESD S11.11 1E+15 Ohm/Square Dielectric Constant, 1 MHz 3.8 ASTM D150(2) 3.8 Dissipation Factor, 1 MHz 0.005 ASTM D150(2) 0.005 CHEMICAL PROPERTIES ENGLISH VALUES COMMENTS METRIC VALUES Water Absorption Immersion, 24 hr., % 0.2 ASTM D570 0.2 % Water Absorption Immersion Sat, % 0.9 ASTM D570 0.9 % Acids, Weak (acetic, dilute HCl) 2 Limited Service 2 Acids, Strong (conc. HCl or sulfuric) 1 Unnacceptable 1 Alkalies, Weak (dilute NaOH) 3 Acceptable Service 3 Alkalies, Strong (conc. NaOH) 1 Unnacceptable 1 Hydrocarbons, Aromatic (toluene) 3 Acceptable Service 3 Hydrocarbons, Aliphatic (gasoline) 3 Acceptable Service 3 Ketones, Esters (acetone) 3 Acceptable Service 3 Ethers (diethyl ether, THF) 3 Acceptable Service 3 Chlorinated Solvents (methylene chloride) 2 Limited Service 2 Alcohols (methanol, anti-freeze) 3 Acceptable Service 3 Inorganic Salt Solutions (NaCl, KCl) 3 Acceptable Service 3 Continuous Sunlight 2 Limited Service 2 Steam 2 Limited Service 2 COMPLIANCE ENGLISH VALUES COMMENTS METRIC VALUES Flammability, UL94 (5=V-0; 4=V-1; 3=V-2; 1=HB) 1 (HB) UL94 1

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