| Style
690 |
 |
UTEX Style 690 is a braided TexFlex™ expanded low sulfur, low contaminant flexible graphite yarn.It also contains a sacrificial corrosion inhibitor. Texlok®
Style 690 is a nuclear grade, TexLok® interbraid packing.
Style 690 is available in the following cross-section range:
1/8" to 1 1/2" (3.0 mm to 38.1 mm)
Note:Any TexLok® interbraid smaller than 1/4"(6.0 mm) will be square
braided construction.
*Will require close-fitting end rings for high pressure.
Consult UTEX Engineering.
|
| Applications |
Performance |
Rotary |
Reciprocating |
Valve |
| UTEX Style 690 is suitable for steam, water, oil, solvents, alkalies, acids, and
most chemicals. Exceptions are oleum, fuming nitric acid, aqua regia, and fluorine.
Style 690 is recommended for valve applications. It is also excellent for (nuclear)
valves and other static applications where low sulfur, contamination specifications are
required.
|
| Max Pressure
-psi bar kg/cm² |
150/10/11 |
N/A |
*5000/345/352 |
| Temp -
°F/°C |
in non-oxid. atm. |
-300 to +6000°F
(-184 to +3316°C) |
N/A |
-300 to +6000°F
(-184 to +3316°C) |
|
in oxid. atm. |
-300 to +850°F
(-184 to +454°C) |
N/A |
-300 to +850°F
(-184 to +454°C) |
|
in steam |
-300 to +1200°F
(-184 to +649°C) |
N/A |
-300 to +1200°F
(-184 to +649°C) |
| pH
Range |
0 to 14 |
N/A |
0 to 14 |
| Max Speed
fpm (mps) |
4500 (23) |
N/A |
200 (1) |
