K&J Magnetics Site Map
Home
The K&J Magnetics welcome page.
Products
The K&J Magnetics Products page, shows a top-level listing of product categories.
Neodymium Magnets...in all shapes and sizes!
| Disc Magnets & Cylinder Magnets
| Block Magnets
| Ring Magnets
| Sphere Magnets
| Mounting Magnets
| Standard Mounting MagnetsStandard measurement system sizes
| Standard Countersunk Mounting MagnetsMMS-A style
| Standard Counterbored Mounting MagnetsMMS-B style
| Standard Male Stud Mounting MagnetsMMS-C style
| Standard Female Stud Mounting MagnetsMMS-D style
| Standard Open Hook Mounting MagnetsMMS-E style
| Standard Eye Hook Mounting MagnetsMMS-G style
| Standard Internal Thread Mounting MagnetsMMS-H style
| Metric Mounting MagnetsMetric measurement system sizes
| Metric Countersunk Mounting MagnetsMM-A style
| Metric Counterbored Mounting MagnetsMM-B style
| Metric Male Stud Mounting MagnetsMM-C style
| Metric Female Stud Mounting MagnetsMM-D style
| Metric Open Hook Mounting MagnetsMM-E style
| Metric Slotted Hole Mounting MagnetsMM-F style
| Metric Rubber Magnet CoversMM-RC style
| Rectangular Mounting Magnets
| Hook Mounting Magnets
| Stainless Steel Mounting Magnets
| Rubber Coated Mounting Magnets
| Plastic & Rubber Coated Magnets
| Countersunk Magnets
| Countersunk Block Magnets
| Countersunk Ring Magnets
| Fishing Magnets
| Grade N52 Magnets
| High Temperature Magnets
| Adhesive Backed Magnets
| Magnetic Thumbtacks
| Arc Segment Magnets
| Surplus Magnets
| Magnetic Clasps
| Magnet Sample Packs
| Sewing Magnets
| Diametric Magnets
| Stepped Magnets
| Stepped Disc Magnets
| Stepped Block Magnets
| Star Magnets
| Best Selling Magnets
| New Products
| Applications
| Fridge Magnets
| Magnetic Thumbtack Fridge Magnets
| Cylinder Fridge Magnets
| Disc Fridge Magnets
| Aquarium Magnets
| Dry Erase Board Magnets
| Magnetic Whiteboard Magnets
| Magnetic Glass Magnets
| Levitation Magnets
| Sensor & Relay Magnets
| Science Project Magnets
| Fuel & Water Treatment
| Magnets for Miniatures and Models
| Meteorite Hunting Magnets
| Magnets for Hanging Art & Signs
| Other ProductsOther products and assemblies
| Pyrolytic Graphite
| Magnetic Viewing Film
| Steel BallsThese are not magnets.
| Magnetic Pickup Tools
| Magnetic Badge Holders
| Steel Cups and Washers
| Gift Ideas
| Fuel Treatment Magnets
| Magnetic Pole Identifiers
| Tools & Accessories
| Adhesives for Magnets
| Mag-Neato Toys
| Horseshoe Magnets
| Magnetic Stir Bars
| Magnet Wire
| Adhesive Non Slip Pads
Neo Mag Info
Neodymium Magnet Information.
Order/Ship Info
Information on ways to order products from K&J Magnetics, and details about the various shipping options.
Safety
Neodymium Magnet Safety Information.
Specs
Neodymium Magnet Specifications, including physical properties, thermal characteristics, mechanical, plating options and more.
FAQ
Our infamously huge, ever-growing list of Frequently Asked Questions.
Blog
The K&J Magnetics blog, including detailed articles about many magnet topics.
Magnetic Thumbtacks
Storage & Organization
Neodymium vs Ceramic Magnets
Uses for Countersunk Magnets
Costumes & Cosplay
Battery Car II
Mounting Outdoor Decor
Magnetic Bow Tie
Magnetic Hockey Table
Summer Experiments & Games
Magnetic License Plates
Magnetic Mechanisms
Magnets in the Kitchen
All About Countersunk Magnets
Tool Organization
Magnetic Trains
Magnet Fishing II
Rocks and Crystals
Magnetic Gears
Dent Removal
Removable Access Panel
DIY Magnetic Lock
Magnetic Locks
Magnetic Screen Doors
Prototype Chess Board
Repelling Magnet Forces
Re-Magnetizing Refrigerator Seals
Red October
Magnetic Dipole Moment
Tensegrity Table
Magnetic Pincushion
Stainless Steel
Magnetic Table Legs
DIY Ammeter
Free Energy
Watching Magnets Rust
Magnetic Money Clip
Shear Force with Doors
Magnetic Poles are a Myth
Hanging with Hooks
Shipping Magnets II
Eddy Currents II
Cheating at Dice
Magnetic Car Camping Screens
Relic Hunting
What are Fluxlines?
Plastic Cup Microphone
Can Magnets Clean Dirty Laundry?
3D Printed Wind Turbine
Raspberry Pi Alarm System
Magnetic Pogo Stick
Induction Stove - Frying Eggs with Magnets
Brushless DC Motor
Magnetic Geocache Containers
Magnetic Smartphone Mount
A Magnetic Koozie
Curve Bullets with a Magnet
Halbach Arrays II
Magnet Sweeper
MuMETAL
iPhone App: KJ Pole ID
Breaking Magnets
Magnetic Office Decor
Levitating Top
Electromagnetic Levitation
Magnetic Doorstops
Does Steel Block or Improve Magnetic Strength
Viewing Fields
Measuring Magnets
Side By Side
Earthquakes II
The Simplest Motor
Magnets vs. Steel
Rubber Mounting Magnets
Simple Magnetic Train
Magnetic Coupling Boat
Solar Powered Motors
Fix a Ceramic Magnet
Magnetic Cabinet Closures
X-Wing Miniatures Game Mod
Remagnetizing Fridge Magnets
Volcanos and Earthquakes
Belt-Clip Hammer Holder
Light Switch Key Holder
Magnet Car with AA Battery
Magnet Cannon
Magnets in Education
Magnet Fishing
Electric Guitar Pickups
Pins and Brooches
Electromagnet Demonstration
Magnets with an OFF Switch
Fishing Wires Through Walls
Hang a Big Poster
Finding Studs with Magnets
Dry-Erase Boards
Christmas Wreaths
Painting Magnets
Google Cardboard
Magnets Are Everywhere
Emergency! (Big Magnets are Strong)
Why are Magnets Shaped like Horseshoes?
More About Magnetic Separation
Magnetic Grates
Make a Magnetometer
Magnetic Bottle Opener
Magnetic Cereal
Credit Cards and Magnetic Stripes
Mag-Neato Toys
All About Magnetization Direction
Doubled Forces
Magnets Are Weird
iPhone Magnetic Measurements
Mendocino Motor
Pseudo-Levitation
Leverage & Friction
Mounting Magnets
Magnetic Spice Jars
The Earth Is a Magnet
Halbach Arrays
Aquarium Magnets
Homopolar Motors
Vehicle Signs
Magnetic Forces
Stir Bars
Adhesive Backed Magnets
Maglev Trains
Magnetic Water Treatment
How to Separate Strong Magnets
Superconductor Levitation
Magnet Grades
Eddy Currents
Gauss Guns
Gap Calculator
Diamagnetism and Levitation
Shipping Magnets
Audio Speakers
Shake Flashlight
Magnetic Paint
Magnetic Meteorites
Pole Climbing Robot
Hanging Art on a Wall
Steel Thickness Calculator
How Neodymium Magnets are Made
Magnet Basics
Sewing Magnets
Pacemaker Safety
Reed Switches and Hall Effect Sensors
Hard Drive Destruction
Temperature and Neodymium Magnets
Magnetic Knife Holder
Sticky Business - How to Glue Neodymium Magnets
How Much Will a Magnet Hold?
Which Pole Is North?
Surface Fields 101
Shielding Materials
Glossary
Glossary of Magnet Terminology.
Uses
A list of just some of the many ways neodymium magnets are used.
About Us
Who are K&J Magnetics?
The Contest
Descriptions of some of the winners of our monthly magnet-giveaway contest.
Magnetic Pen
Seismometer
Hanging Art Blocks
Magnetic Spice Containers
Custom Magnets
The Custom Magnet Request Form.
Pull Force Calculator
The Original K&J Pull Force Calculator, calculates the Pull Forces for a given sized disc, cylinder, block or ring magnet in 3 different test cases.
Repelling Force Calculator
Calculates the theoretical repelling force between to same-sized magnets.
Magnetic Field Calculator
Calculates the strength and direction of the magnetic field around a disc or cylinder magnet.
Steel Plate Thickness Calculator
Calculates the Pull Force of a magnet stuck to a steel plate of various thicknesses.
Gap Calculator
Calculates the magnetic field strength between two neodymium magnets separated by a small gap.
Units Calculator
Converts and explains different units used when measuring magnet properties.
RoHS Compliance Statement
Our RoHS Compliance Statement in PDF format.
Policies
Our policies concerning payment, order cancellation, returns, damages, security and privacy.
Contact Us
How to contact us.
Track your order
Where are my magnets?
BH Curves
Downloadable charts showing the BH curves for our most popular magnet grades.
Build a Magnet Separator Tool
Instructions on how to build your own Magnet Separator tool, especially handy for separating large magnets.
Fuel Magnets
Our view on saving fuel with magnets.
K7 Instructions
Building a Truncated Octahedron.
Magnetization Direction
Descriptions of magnetization directions possible for many neodymium magnet shapes.
Magnetic Field
Some visualizations of magnetic fields.
Magnet Summary Page
Sortable tables showing most of our magnet shapes, including Pull Force and Surface Field values.
Newsletter Signup
Sign up to receive our email newsletter, including exclusive discount codes.
Rubber Coat your magnets
So you want to rubber coat your magnets...
Security
More information about your security with K&J Magnetics.
Select-a-Size Magnet Finder
A table of disc/cylinder or block magnets that helps locate a particular magnet based on it's size.
Video Summary
A list of product pages that include videos.
News
September Specials
10% OffTK-ASTAssorted small magnetic pushpin pack 10% OffXLTK-ASTAssorted large magnetic pushpin pack 10% OffR424 Ring, 1/4" OD x 1/8" ID x 1/4" thick Order online for fastest shipping!No Minimum Order! K&J Magnetics, Inc.Your online source for incredibly powerful neodymium magnets
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