| Plastic Properties |
Units |
Acetel |
Polychloro
trifluoro
ethylene |
Phenolic, Wood Flour Filled |
Polyamide
(Nylon) |
Polycarbonate |
Polyethylene High Density |
Polyethylene Low Density |
Polypropylene (Impact) |
Polystyrene |
| Impact Strength, Notched Izod |
ft lb/in. |
1.4-2.3 |
3.5 |
0.24-0.34 |
0.9-2.0 |
8-16 |
1-10 |
No break |
1.0-7.0 |
0.25-0.70 |
| Tensile Strength |
psi x 103 |
10 |
6 |
6.5-8.5 |
8.5-11 |
9-10.5 |
2.5-5.0 |
1.1-1.7 |
3.3-5.2 |
5.5-8.0 |
| Tensile Modulus |
psi x 103 |
-- |
150 |
800-1200 |
210-410 |
320 |
85-160 |
14-38 |
100-170 |
400-500 |
| |
| Elongation |
% |
15-75 |
28-36 |
-- |
60-300 |
60-100 |
5-10 |
20-40 |
50-550 |
1-2.5 |
| Flexural Strength |
psi x 103 |
14 |
8 |
8-12 |
14.6 |
11-13 |
2-3 |
-- |
5.5-10.0 |
8-15 |
| Flexural Modulus |
psi x 103 |
410 |
175 |
800-1200 |
210-410 |
375 |
90-150 |
-- |
175 |
400-500 |
| |
| Comprehensive Strength |
psi x 103 |
-- |
12 |
24-36 |
13 |
11 |
-- |
-- |
4.0-8.0 |
11.5-16 |
| Comprehensive Modulus |
psi x 103 |
-- |
180 |
600-1000 |
-- |
240 |
50-100 |
-- |
-- |
300-560 |
| Heat Distortion Temperature |
°F (264 psi) |
212 |
-- |
290-340 |
150 |
280-290 |
-- |
-- |
2.0 |
175-195 |
| |
| Heat Resistance (continuous) |
°F |
220 |
390 |
300-350 |
325 |
250-275 |
250 |
200 |
290-320 |
150-170 |
| Coefficient Thermal Expansion |
max/°C x 10-5 |
8 |
7 |
3.0-4.5 |
10 |
7 |
15-30 |
15-30 |
4.0-8.5 |
6-8 |
| Thermal Conductivity |
cal/cm2/sec/°C/cm x 104 |
5.5 |
6 |
4-7 |
5.8 |
4.6 |
8 |
8 |
0.048-0.098 |
2.4-3.3 |
| |
| Volume Resistivity |
ohm-cm |
6 x 1014 |
1018 |
1011-1013 |
4.5x1013 |
2.1x1016 |
>1015 |
>1015 |
6.5x1016 |
1017x1021 |
| Dielectric Constant (60 cycles) |
|
3.7 |
2.65 |
5.0-9.0 |
3.9-7.6 |
3.17 |
2.3 |
2.3 |
2.2-2.3 |
2.5-2.65 |
| Dielectric Strength, ST. (1/8" thick) |
volts/mil |
500 |
450 |
200-425 |
385 |
400 |
480 |
480 |
450-660 |
500-700 |
| |
| Power Factor (60 cycles) |
|
0.004 |
0.015 |
0.04-0.30 |
0.01-0.09 |
0.0009 |
<0.005 |
<0.005 |
0.0005 |
0.0001-0.0005 |
| Arc Resistance |
sec |
129 |
>360 |
5 |
140 |
10-11 |
melts |
melts |
185 |
60-100 |
| Water Absorption, 24 hrs. |
% |
0.4 |
nil |
0.3-0.8 |
1.5 |
0.3 |
<0.02 |
<0.02 |
0.01-0.03 |
0.03-0.05 |
| |
| Specific Gravity |
|
1.425 |
2.1 |
1.32-1.55 |
1.14 |
1.2 |
0.94-0.96 |
0.91-0.92 |
0.90-0.92 |
1.05-1.08 |
| |
| Natural Color |
|
light tan |
red |
brown-black |
off-white |
clear |
milky white |
milky white |
milky white |
clear |
| Color Possibilities |
|
limited |
limited |
blue, brown |
unlimited |
unlimited |
unlimited |
unlimited |
unlimited |
unlimited |
| Clarity |
|
opaque |
opaque |
opaque |
translucent to opaque |
transparent |
translucent to opaque |
translucent to opaque |
translucent |
transparent |
| |
| Representative Trade Names |
|
Delrin
Celcon
Hostaform
|
Kel-F |
Plenco
Valite |
Zytel
Yydyne
Nylatron |
Lexan
Merlon |
Super Dylan
Marlex
Fortilfex
Dow
Norchem
U.S.I. |
Dylan
Petrothene
Eastman
Northern Pet
Norchem
Dow |
Himont
Dypro
Tenite |
Styron
Lustrex
Dylene |
Competitive data taken from technical bulletins and "Technical Data on Plastics," Manufacturing Chemists Association. |
Plastic Balls Information Page |
