magnetic closure strength
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How We Test Magnetic Closure Strength
Sep 14, 2026
How We Test Magnetic Closure Strength: Inside Our QC Process
Factory-side strength testing answers a different question from buyer-side inspection — it asks whether the process is staying in control, not whether one batch passed. This guide walks through our four testing stages: incoming magne...
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How to Choose the Right Magnet for a Magnetic Box?
Sep 15, 2026
How to Choose the Right Magnet for a Magnetic Box
Choosing a magnet is mostly a question of constraints, not strength. This guide covers neodymium grades from N35 to N52, why diameter and thickness are limited by the board rather than by force requirements, how magnet count and position should follo...