TPX Film
TPX has a remarkable and unique combination of transparency and resistance to heat and chemicals. It also has unique acoustical properties. It is used in a wide variety of applications including speaker cones, gas separating membranes, release films and carrier films for ceramic slurry.
Download the TPX film fact sheet.
Applications Include:
- Speaker cones
- Gas separating membranes
- Release films
- Carrier films for ceramic slurry
- Antennas
- Medical instrument cover
- Ultrasonic imaging equipment
Advantages of TPX Film:
- Lowest specific gravity of any known thermoplastic
- Low moisture absorption
- Exceptional electrical properties
- Good chemical resistance
- High heat resistance
- Excellent acoustical properties
- Transparency
- Resin FDA compliant
Manufacturing Capabilities:
- Thicknesses and Widths:
- .002” to .029” up to 24” wide
- Finishes:
- all thicknesses available polished one side, matte the other (P/M)
The following physical property information is based on typical values of the base TPX® DX845 resin as well as test results obtained from actual film testing.
| Mechanical Properties |
| |
Units |
ASTM Test |
Result |
| Tensile Strength @yield |
psi |
D882 |
4,110 |
| Elongation @break |
% |
D882 |
10 |
| Tensile Modulus |
psi |
D882 |
280,000 |
| Flexural Modulus |
psi |
D790 |
210,000 |
| Tear Strength - prop. |
g/mil |
D1004 |
125 |
| Thermal Properties |
| |
Units |
ASTM Test |
Result |
| Continious Use Temp. - UL |
°F |
- |
212 |
| Heat Deflection Temp. @66 psi |
°F |
D648 |
212 |
| Melt Temp - DSC |
°F |
- |
455 |
| Glass Transition Temp. |
°F |
D3418 |
- |
| UL Rating - UL94 |
- |
- |
HB |
| L.O.I. |
% |
D2862 |
<25 |
| NBS Smoke |
Dmax |
E662 |
- |
| Electrical Properties |
| |
Units |
ASTM Test |
Result |
| Surface Resistivity |
Ohms |
D257 |
>1016 |
| Dielectric Strength @ .003" |
V/mil |
D149 |
3,710 |
| Dielectric Constant |
1 kHz |
D150 |
2.12 |
| Dissipation Factor |
10 kHz |
D150 |
.000025 |
| Other Properties |
| |
Units |
ASTM Test |
Result |
| Specific Gravity |
- |
D792 |
0.835 |
| Water Absorption @24 hours |
% |
D570 |
0.01 |
| Refractive Index |
- |
- |
1.463 |
| Haze |
% |
D1003 |
2 |
| Area Factor |
in2/lb/mil |
- |
32,725 |
Have a salesman contact me immediately.
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