Aseptic Valves

Our aseptic valves can be either equipped with a PTFE or a metal bellow. This is why they meet the demands on aseptic applications and can be used for UltraClean applications as well. We do not offer a separate UltraClean Valve line as our bellow technology convinces with it's design and cost benefits. The complexity of our valves has been reduced to a degree to keep up the aseptic process safety and to enable a faster and therefore more cost effective maintenance.

Keep it Simple and Safe!
PTFE Bellow
Metal Bellow
Diaphragm
Temperature
Resistance
Media
Resistance
Life Time
Cleanability
Maximum
Damage
Aseptic Process
Reliability
Costs
4-121° C (39-250° F); 135° C (275° F) short time (max. 20 min)
flexible use for nearly every medium
< 5.000.000 stroke cycles*
folds stay open during cleaning
only deformation of the bellow is possible
one-piece sealing in contact with product; hermetic separation between process and environment
Spare Parts
Maintenance:
temperature range from -12 to 150° C (10,4 to 302° F) possible
gasket materials for various applications available
< 200.000 stroke cycles*
good cleanability; types with different sizes of folds available
bellow can crack
hermetic separation between process and environment
Spare Parts
€ €
Maintenance
high temperature
resistance**
flexible use
< 200.000 stroke cycles
good cleanability, however, (threaded) connection in product space
diaphragm can crack
connection point at stem in product space
only recommended for Ultraclean
Spare Parts
Maintenance
€ € €
*exchange of gaskets is recommended at least once per year
**please consider technical documents of manufacturers
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