
Paradigm Insights™
Engineering Reliability, Simplifying Sealing
Explore articles, guides, and resources from Paradigm Seals™—covering installation & maintenance, the Paradigm difference, pump compatibility & applications, seal sizing & selection, and strategies for long-term value & reliability. Our mission is to give operators the knowledge they need to make confident decisions and reduce downtime.
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Carbon vs. Silicon Carbide: Choosing the Right Mechanical Seal Faces
When it comes to mechanical seal performance, few decisions matter more than selecting the right seal face combination. The materials you choose directly affect seal reliability, pump uptime, and overall maintenance costs.

Understanding Oversized Bore Mechanical Seals
When selecting a mechanical seal, confirming the correct bore size is just as important as choosing the right seal type and face combination. For many pumps, a standard bore will suffice. However, certain pump models and applications require an oversized bore. Misidentifying this detail can lead to incorrect orders, failed installations, and costly downtime.
This article explains what an oversized bore is, when it’s required, and how Paradigm Seals™ makes the selection process simple.

Single vs. Dual Cartridge Seals: Which One Do You Need?
One of the most common questions pump operators face is whether to install a single cartridge seal or upgrade to a dual cartridge seal. Both options are engineered for reliability, but each serves a different purpose depending on your operating conditions. This guide will help you decide which is right for your pump.

Standard vs. Oversized Bore Seals: What’s the Difference?
When it comes to replacing or upgrading a mechanical seal, understanding bore size is one of the most important steps in selecting the right product. At Paradigm Seals®, customers often ask: What’s the difference between a standard bore and an oversized bore seal? This guide breaks it down so you can confidently choose the correct option for your pump.

How to Measure a Mechanical Seal Size (Step-by-Step Guide)
Selecting the right mechanical seal starts with accurate measurements. A mismatch—even by a fraction of an inch—can cause leaks, early failure, or costly downtime. This quick guide walks you through the three critical measurements: Outside Diameter (OD), Inside Diameter (ID), and Width.