| BLADDER OPTIONS |
|
COMPOUND
|
TEMPERATURE LIMITS
|
APPLICATIONS
|
|
Neoprene
|
0°F to +200°F (-18°C to +93°C)
|
Good abrasion resistance and flex; use with moderate chemicals.
|
|
Buna
|
+10°F to +180°F (-12°C to +82°C)
|
Good flex life; use with petroleum, solvents and oil-based fluids.
|
|
EPDM
|
-60°F to +280°F (-51°C to +138°C)
|
Use in extreme cold; good chemical resistance with ketones, caustics.
|
|
Hypalon
|
-20°F to +275°F (-29°C to +135°C)
|
Excellent abrasion resistance; good in aggressive acid applications.
|
|
Viton
|
-10°F to +350°F (-23°C to +177°C)
|
Use in hot and aggressive fluids; good with aromatics, solvents, acids and oils.
|
|
Aflas
|
0°F to +400°F (-18°C to +204°C)
|
High temperature, petroleum based chemicals, strong acids and bases.
|
|
FDA Silicone
|
-20°F to +300°F (-29°C to +149°C)
|
FDA-approved food grade material; for use in food and pharmaceutical processing.
|
|
FDA Buna
|
+10°F to +180°F (-12°C to +82°C)
|
FDA-approved food grade. Similar characteristics of Silicone.
|
|
Santoprene
|
-20°F to +225°F (-29°C to +107°C)
|
Excellent choice as a low cost alternative for PTFE in many applications .
|
|
PTFE
|
+40°F to +220°F (+4°C to +104°C)
|
Bellows design; excellent flex life; use with highly aggressive fluids.
|
| |
| * Maximum PSI rated for ambient temperatures. |
| ** Reflects entire temperature range for all available materials. Consult BLACOH on specific materials. |
