Product description
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It is square braided, pure flexible graphite which has been expanded and made into a braidable yarn.
Style 686 is available in the following cross-section range:1/8" to 2" (3.0 mm to 50.8 mm)
Applications
Style 686 is recommended for steam, water, oil, solvents, alkalis, acids, and most chemicals. Exceptions are oleum, fuming nitric acid, aqua regia, and fluorine.
Style 686 is recommended for rotary and centrifugal applications. It is also excellent for valves and other static applications.
Will require bull rings of styles 226, 229, 230, or 685 for high pressure.
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Performance
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Rotary
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Reciprocating
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Valve
|
|
|
Max Pressure -psi bar kg/cm2
|
450/31/31.6
|
N/A
|
1500/103/106
4000/276/281* |
|
|
Temp - °F/°C
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in non-oxid. atm.
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-300 to +6000°F
(-184 to +3316°C) |
N/A
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-300 to +6000°F
(-184 to +3316°C) |
|
|
in oxid. atm.
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-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) |
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pH Range
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0 to 14
|
N/A
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0 to 14
|
|
|
Max Speed fpm (mps)
|
4500 (22.8)
|
N/A
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200 (1)
|
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