BLDC Motor Pole-Slot Combinations: LCM, Winding Factor, and Selection Guide

Pole-Slot Combinations in BLDC Motors: Why the Numbers Matter More Than Most Engineers Think The choice of pole count and slot count in a BLDC motor is not a single design variable - it's a pair t

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NdFeB Magnet Buying Guide: 10 Technical Questions Answered for Engineers

10 Questions Buyers Ask About NdFeB Magnets - Answered Without Hedging These are the questions that show up repeatedly in technical inquiries, sample requests, and pre-order calls. Most supplier answe

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SmCo vs NdFeB in Motor Applications: Temperature Thresholds and Selection Cri...

Engineering guide for SmCo vs NdFeB motor magnet selection — concrete temperature switching thresholds, demagnetization margin comparison at 120–200°C, aerospace/corrosion/high-speed application crite

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Motor Magnet Thermal Demagnetization: Temperature Limits, Safety Margin Calcu...

Engineering guide for NdFeB motor magnet thermal demagnetization — peak magnet temperature estimation, safety margin calculation combining thermal and armature reaction fields, and H/SH/EH grade selec

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Permanent Magnet Circuit Design: Load Line, Operating Point, and Temperature ...

Engineering guide for permanent magnet circuit analysis — load line and permeance coefficient calculation, B-H operating point on the demagnetization curve, temperature effects on Br and Hcj, and prac

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Linear Motor Magnet Selection: U-Channel Tracks, Tubular Rings, and Cleanroom...

Engineering guide for NdFeB and SmCo magnets in linear motors — U-channel track grade selection and Br uniformity, semiconductor cleanroom outgassing requirements, tubular ring stack assembly, and voi

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NdFeB Magnets in Consumer Electronics: OIS, LRA, and Earphone Driver Specific...

Engineering guide for NdFeB magnets in consumer electronics — OIS camera actuator grade selection, LRA haptic resonant frequency, TWS earphone driver ring flux uniformity, and sourcing requirements fo

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Motor Magnet Assembly: Tolerance Stack-Up, Adhesive Selection, and Inspection

Engineering guide for NdFeB motor magnet assembly — magnetic force handling risks, radial tolerance stack-up analysis, pre- vs post-magnetization assembly tradeoffs, adhesive selection, and post-assem

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