Lab Filtration glossary
Pinched pleat
A pleat that is closed off by excessive pressure or crowding, thus reducing the effective filtration area.
FAQ A pleat that is closed off by excessive pressure or crowding, thus reducing the effective filtration area.
How to fold a filter paper:
- Fold the paper into exact quadrants
- Make a further two folds bringing in the outer edges into the center line
- Open the folded circle and invert
- Push the alternate folds into the center, making a neatly pleated arrangement
A pleat that is closed off by excessive pressure or crowding, thus reducing the effective filtration area.
How to fold a filter paper:
- Fold the paper into exact quadrants
- Make a further two folds bringing in the outer edges into the center line
- Open the folded circle and invert
- Push the alternate folds into the center, making a neatly pleated arrangement