Magnet Design Resources

Magnetic Field Calculator

Use these magnetic field calculators for Square Loop and Straight Line magnetic materials.

Magnetic Unit Converter

Use this tool to convert Magnetic Field Strength (H) and Magnetic Flux Density (B) units.

Magnetic Design Guides

Magnet Tutorial v85.1
Glossary and Conversions
Magnet Design Considerations
Magnet Standards MMPA0100-00
Magnet Design Guide by MMPA
Ferrite NdFeB Design Comparisons

Properties of Magnets

Physical Properties of Magnet Grades
NdFeB Long Term Stability
Magnetic Field Differences in Tooling
Using Adhesives with Magnets
Coating and Plating Comparisons
Irreversible Magnetic Losses

Safety and Compliance

MSDS NdFeB Magnets
MSDS Ceramics Ferrites
RoHS & REACH Alnico Cast & Sintered
RoHS & REACH NdFeB Sintered Grades
RoHS & REACH NdFeB Bonded Grades
RoHS & REACH Ceramics Sintered
RoHS & REACH SmCo All Types & Grade
California Prop 65
Handling Hazards Warning

Testing Procedures

Fluxmeter Measuring
Gaussmeter Measuring
Understanding a BH Curve
Magnetizing Methods
Epoxy Coating Test
Video: Gaussmeter & Testing Probe Intro
Video: How to Use Transverse Probe
Video: How to Use Axial Probe
Video Flux Meter, Helmholtz & Search Coil Intro
Video: How to Use Flux Meter & Helmholtz

Pricing & Raw Materials

Magnet Prices & Raw Material Costs
Magnet Material Cost Criteria
World’s Magnet Supply Overview
Economics of Permanent Magnets
USGS Findings on rare Earths
Facts About rare Earths

Publications & Drawings

Sensor Magnet Drawings
Electric Vehicle Publication
US Customs HTSC Magnets
Magnet Drawing Requirements
Calculating Magnetic Fields