Plastic Typical Property Data

Property Units ABS Noryl 30% glass filled Nylon MD Nylatron, Unfilled? Nylon NSM Nylon GSM HDPE LDPE Polypropylene Acetal PVC Type 1 PBT PEEK Teflon Polycarbonate Acrylic
Water Absorption (24 Hours) % 0.3 .06 1.2 1.2 .25 1.2 .03   .008 .25 .10 .07 .15 - .02 .03
Water Absorption (Saturation) % 0.7 - 6.5 9.0 7.0 6.5     - .90 - - - - - -
Tensile Strength (73 F) PSI 6,500 17,800 12,500 12,400 11,000 12,500 4,600   4,800 10,000 7,000 9,400
7,200L
14,500 3,350 10,500 10,000
Flexural Strength (73 F) PSI 11,000 20,000 16,400 14,000 16,000 16,400 1,400   7,000 14,300 12,500 - 24,650 no break 12,000 17,000
Compressive Strength (10% Deflection) PSI 6,750 - 10,000 12,000 14,000 10,000 4,570   6,720 18,000 10,830 - 17,000 - 11,000  
Shear Strength (73 F) PSI - - 11,000 9,600 10,000 11,000 3,380   5,710 9,500 9,240 - 7,690 - 9,200  
Impact Strength, Notched Izod (73 F) Ft-Lbs/In. - 2.3 .8 - 1.0 1.2 0.5 .8 - 1.0 3   1.9 1.5 1.3 .7 1.6 - 13 .9
Elongation at Break (73 F) % 20 - 50 90 20 50 55   - 60 25 - 50 210 100 5
Tensile Modulus of Elasticity (73 F) PSI 320,000 - 400,000 400,000 410,000 400,000 170,000   190,000 450,000 410,000 420,000
380,000L
580,000 70,000 320,000  
Flexural Modulus of Elasticity
(73 F)
PSI 330,000 1,100,000 400,000 410,000 475,000 400,000 200,000   180,000 425,000 420,000 420,000
390,000L
594,500 100,000 375,000 400,000
Hardness - Rockwell & Burnell (73 F) Various Scales R105 L108 R120 R120 R110 R120 D69   R92 R120 R112 - R126 R15 R118 M-93
Density Lbs/cubic In 0.037 .049 0.041 0.0415 0.0415 .0418 .034   .032 .051 0.053 .0473 .047 .079 .043 .044
Coefficient of Friction (Dynamic) None - - .35 0.35 .18 .35     - .25 - .25
.11 L
.34 0.07 -  
Wear Factor (K) In-min/Ft-Lbs-Hr - - 8 72   83     - 216 - 210
38 L
200 - -  
Limiting PV PSI/
 FPM
- - 3,000 2,700 12,300 3,000     - 2,700 - 6,000
15,700 L
20,000 - -  
Abrasion Resistance Index None - - - 54 - -     - 137 - - 55 78 - -
Coefficient of Linear Thermal Expansion In/In/F 4.0x105 1.4x105 5.0x105 5.0x105 5.9x103 5.0x105 1.25x104   1.20x104 5.0x105 7.3x105 - 2.6x105 6.5x105 3.9 x 105 1.3 x 104
Continuous Service Temperature - in Air (max.) F 185 220 212 212 200 212 180   - 180 160 221 480 500 475 180
Deflection Temperature (264 PSI) F 220 265 200 194 200 200 151   - 260 154 200 320 115 539 -
Melting Point F - 310 430 491 420 430     - 347 360 - 640 621 - -
Deformation Under Load
(2000 PSI, 122F)
% - - .75 2.0 - .75     - .60 - - - 5 - -
Dielectric Strength Volts/Mil 450 530 550 400 - 550 500   - 380 552 - - - 840  
Dielectric Constant (1 kHz) None 2.87 - 3.7 4.1 - 3.7     - 3.7 - - - - 4.4 3
Dielectric Constant (1 MHz) None - - 3.7 4.0 - 3.7     - 3.7 - - - - 4.2 3
Dielectric Constant (60 Hz) None - 3.2 3.7 3.4 - 3.7 2.65   2.3 3.7 4.0 - 3.3 - - 3
Volume Resistively Ohm-CM   10-17         1x1015   1x1017           6 x 1016 -