I'm trying to determine the operating weight of a multimedia filter.
For the filter media itself, I know the true and bulk density of each media (3 types).
What I cannot figure out is what volume of water is within the pores of the media?
The difference in bulk versus true density is about...
Hopefully a simple question....
Is there a "rule of thumb" for being able to use the same actuator for different size valves (ie 2", 4", etc)? Assume the fluid and valve type (BF) is the same. The actuator in question is Keystone 79U.
Need more info?
Reason for question: Generating a spare...