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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