Mechanical
Specific Gravity
Tensile Strength, psi
Tensile Modulus, psi
Elongation, %
Flexural Strength, psi
Flexural Modulus, psi
Shear Strength, psi
Compressive Strength, psi
Compressive Modulus, psi
Hardness, Rockwell M
Hardness, Rockwell R
Hardness, Durometer, Shore D scale
Izod Impact (notched), ft-lb/in
Coefficient of Friction, Dynamic
Limiting PV, pi-fpm
K(wear) factor, 10-10in3-min/lb-ft-hr
Relative Machinability |
1.15
12,000
425,000
50
15,000
450,000
10,000
12,500
420,000
85
115
80
0.6
0.25
2,700
80
1 |
ASTM D792
ASTM D638
ASTM D638
ASTM D638
ASTM D790
ASTM D790
ASTM D732
ASTM D695 10% def.
ASTM D695
ASTM D785
ASTM D785
ASTM D2240
ASTM D256, Type A
Dry Vs. steel
QTM55007
4:1 safety factor;
QTM55007
QTM55010
1-10, 1=easier to machine |
1.15
83 MPa
2,930 MPa
50%
103 MPa
3,103 MPa
69 MPa
86 MPa
2,896 MPa
85
115
80
32 J/m
0.25
0.09 MPa-m/sec
80
1 |
Thermal
Coefficient of Thermal Expansion10E-4°F
Deflection Temperature 264 psi, °F
Melting Point (crystalline) Peak, ° F
Continuous service Air (max), ° F
Thermal Conductivity, BTU-in/hr-ft2-°F |
0.55
200
500
210
1.7 |
ASTM E831(-40° F to
300° F)
ASTM D648
ASTM D3418
Long Term
ASTM F433 |
0.99 10-4/K
93° C
260° C
99° C
0.24 W/m-K |
Electrical
Dielectric Strength, Short Term, Volt/mil
Surface Resistivity, Ohm/Square
Dielectric Constant, 1 MHz
Dissipative Factor, 1 MHz |
400
1E+13
3.6
0.02 |
ASTM D149
Lower limit; EOS/ESD S11.11
ASTM D150
ASTM D150 |
16kV/mm
1E+13 Ohm/square
3.6
0.02 |
Chemical
Water Absorption Immersion 24 hr.,%
Water Absorption Immersion Sat.,%
Acids, Weak (acetic, dilute HCI)
Acids, Strong (conc. HCI or sulfuric)
Alkalies, Weak (dilute NaOH)
Alkalies, Strong (conc. NaOH)
Hydrocarbons, Aromatic (toluene)
Hydrocarbons, Aliphatic (gasoline)
Ketones, Esters (acetone)
Ethers (diethyl ether, THF)
Chlorinated Solvents (methylene chloride)
Alcohols (methanol, anti-freeze)
Continuous Sunlight |
0.3
7
2
1
2
1
3
3
3
3
2
2
2 |
ASTM D570(2)
ASTM D570(2)
Limited Service
Unacceptable
Limited Service
Unacceptable
Acceptable Service
Acceptable Service
Acceptable Service
Acceptable Service
Limited Service
Limited Service
Limited Service |
0.3%
7%
2
1
2
1
3
3
3
3
2
2
2 |