A seal manufacturer addresses common end user confusion and offers a crash course.
Mechanical Seals
Understand how different pump types impact seal chamber pressure.
Material hardness by itself is not always a virtue.
Sealing Sense - Mechanical Seal Basics: How Mechanical Seals Work
Thanks to recent technological developments, split mechanical seals are now a viable solution to seal large shafts on rotating equipment.
With no mechanical seals to replace or maintain, these pumps provide a cost-effective option for hygienic applications.
The balance between cost and ease of installation should be the major deciding factor.