Kynar® 740
(polyvinylidene fluoride)
|
Download Product Brochure (pdf)
Download MSDS (pdf)
|
Manufactured from Kynar® polyvinylidene fluoride resin. This material offers excellent corrosion and chemical resistance at both ambient and elevated temperatures. PVDF is also inherently UV stable, mechanically tough, abrasion and flame resistant.
The following physical property information is based on typical values of the base resin
polyvinylidene fluoride resin.
|
| Electrical Properties |
| Property |
Units |
Test |
Result |
| Dielectric Constant @ 1kHz |
- |
ASTM D150 |
8.5 |
| Dielectric Strength @ 5mi |
V/mil |
ASTM D149 |
1,600 |
| Volume Resistivity |
ohm·cm |
ASTM D257 |
2.0*1014 |
|
| Mechanical Properties |
| Property |
Units |
Test |
Result |
| Flexural Modulus |
psi |
ASTM D790 |
290,000 |
| Flexural Strength |
psi |
ASTM D790 |
8,000 |
| Hardness–Shore D |
- |
ASTM D2240 |
D77 |
| Izod Impact Strength Notched |
ft·lbs/in |
ASTM D256 |
3 |
| Izod Impact Strength Un-Notched |
ft·lbs/in |
ASTM D256 |
20.0 - 80.0 |
| Tensile Elongation @break |
% |
ASTM D638 |
100 |
| Tensile Elongation @yield |
% |
ASTM D638 |
7.0 - 13.0 |
| Tensile Modulus |
psi |
ASTM D638 |
250,000 |
| Tensile Strength @yield |
psi |
ASTM D638 |
7,000 |
|
| Other Properties |
| Property |
Units |
Test |
Result |
| Specific Gravity |
- |
ASTM D792 |
1.78 |
| Water absorption @ 24 hrs |
% |
ASTM D570 |
0.03 |
|
| Thermal Properties |
| Property |
Units |
Test |
Result |
| Coefficient of Thermal Expansion |
in/in/°F |
ASTM D696 |
6.6*10-5 |
| Continuous Use Temp. |
°F |
- |
280 |
| Flammability Rating-UL94 |
- |
- |
V-0 |
| UL2360 |
- |
- |
Class II |
| FM4910 |
- |
- |
Listed |
| Heat Deflection Temp. @66 psi |
°F |
ASTM D648 |
257 - 284 |
| Heat Deflection Temp. @264 |
°F |
ASTM D648 |
230 |
| Limiting Oxygen Index |
% |
ASTM D2863 |
43 |
| Melt Temp. |
°F |
ASTM D4591 |
335 |
|
|
|
*In addition to our standard capabilities, Westlake also has the ability to process custom resins in various sizes and colors with some exceptions.
|
|
Kynar® is a Registered Trademark of Atofina, Inc.
|
|
