Ertalyte® PET-P Technical Data 

MECHANICAL PROPERTIES
 ENGLISH VALUES
 COMMENTS
Specific Gravity
 1.41
 ASTM D792
Tensile Strength, psi
 12400
 ASTM D638
Tensile Modulus, psi
 460000
 ASTM D638
Elongation, %
 20
 ASTM D638
Flexural Strength, psi
 18000
 ASTM D790
Flexural Modulus, psi
 490000
 ASTM D790
Shear Strength, psi
 8000
 ASTM D732
Compressive Strength, psi
 15000
 ASTM D695, 10% Def.
Compressive Modulus, psi
 420000
 ASTM D695
Hardness, Rockwell M
 93
 ASTM D785
Hardness, Rockwell R
 125
 ASTM D785
Hardness, Durometer, Shore D Scale
 87
 ASTM D2240
Izod Impact (Notched), ft-lb/in
 0.5
 ASTM D256 Type A
Coefficient of Friction, Dynamic
 0.2
 Dry vs. Steel, PTM55007
Limiting PV, psi-fpm
 2800
 PTM55007
k (wear) factor, 10-10in3-min/lb-ft-hr
 60
 PTM55007
THERMAL PROPERTIES
 ENGLISH VALUES
 COMMENTS
Coefficient of Thermal Expansion, 10E-4/°F
 0.33
 ASTM E831 (TMA)
Deflection Temperature 264 psi, ºF
 240
 ASTM D648
Melting Point (Crystalline) Peak, °F
 491
 ASTM D3418
Continuous Service in Air (Max), °F
 210
 Without Load
Thermal Conductivity, BTU-in/hr-ft²-°F
 2
ELECTRICAL PROPERTIES
 VALUES
 COMMENTS
Dielectric Strength, Short Term, Volts/mil
 385
 ASTM D149(2)
Surface Resistance, Ohm/Square
 1E+13
 Lower Limit; EOS/ESD S11.11
CHEMICAL PROPERTIES
 ENGLISH VALUES
 COMMENTS
Water Absorption Immersion, 24 hr., %
 0.07
 ASTM D570
Water Absorption Immersion Sat, %
 0.9
 ASTM D570
Acids, Weak (acetic, dilute HCl)
 3
 Acceptable Service
Acids, Strong (conc. HCl or sulfuric)
 2
 Limited Service
Alkalies, Weak (dilute NaOH)
 3
 Acceptable Service
Alkalies, Strong (conc. NaOH)
 1
 Unnacceptable
Hydrocarbons, Aromatic (toluene)
 3
 Acceptable Service
Hydrocarbons, Aliphatic (gasoline)
 3
 Acceptable Service
Ketones, Esters (acetone)
 3
 Acceptable Service
Ethers (diethyl ether, THF)
 3
 Acceptable Service
Chlorinated Solvents (methylene chloride)
 1
 Unnacceptable
Alcohols (methanol, anti-freeze)
 3
 Acceptable Service
Inorganic Salt Solutions (NaCl, KCl)
 3
 Acceptable Service
Continuous Sunlight
 2
 Limited Service
Steam
 1
 Unnacceptable
COMPLIANCE
 ENGLISH VALUES
 COMMENTS
Flammability, UL94 (5=V-0; 4=V-1; 3=V-2; 1=HB)
 1 (HB)
 UL94
FDA (1=Yes)
 1
 Compliant
USDA (1=Yes)
 1
 Compliant
NSF (1=Yes)
 0
 Not Compliant
3A-Dairy (1=Yes)
 1
 Compliant
Canada AG (1=Yes)
 1
 Compliant
USP Class VI (1=Yes)
 0
 Not Compliant