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HuanTongcx is a professional magnetic materials manufacturer over 18 years.

Products
OEM Customized Wholesale Industrial Grade N52 Neodymium Magnet Big Size Ring Custom NdFeb Permanent Magnet Subwoofer Motor Use
Our ring neodymium magnets feature a hollow center design with strong magnetic performance, available in radial or axial magnetization. Perfect for electric motors, Hall sensors, loudspeakers, rotor systems, and precision engineering.
Premium Block Neodymium Magnets - Heavy-Duty Square & Rectangular Magnets for Industrial & DIY Use
Block neodymium magnets are the most versatile and powerful permanent magnets available today. Made from high-performance NdFeB rare earth material, they deliver exceptional magnetic force in a solid square or rectangular shape.
With excellent durability, stable performance and wide compatibility, these block magnets are widely used in industrial equipment, mechanical fixtures, tool organizers, door closures, DIY projects, home improvement and various professional applications.
OEM ODM Magnet Band Golden Supplier Ndfeb Magnets Magnets Cube Heavy Duty with CE RoHS
Our round neodymium disc magnets deliver industry-leading strength (N35-N52) in every size from 3mm to 50mm. Choose from countersunk holes, 3M adhesive backing, and custom coatings for DIY crafts, industrial machinery, fridge organization, and sensor applications. In-stock and ready to ship.
Plastic Magnetic Induction Rings – High-Precision Encoder Magnetic Rings for Automotive & Robotics Sensors
Our plastic magnetic induction rings (encoder magnetic rings) are high-precision position/speed sensing components for automotive and robotics applications. Featuring a durable plastic-bonded magnet design, custom pole counts, and fast development cycles, they deliver reliable performance for wipers, tailgates, brakes, door locks, and robot joint sensors.
Magnetic Field Viewing Film – Instant Visualization of Magnetic Poles & Flux Patterns
Our magnetic field viewing film (magnetic pole viewer) lets you instantly see magnetic pole patterns, flux lines, and N/S pole distribution – no tools, no power, no complex setup. Flexible, reusable, and available in sheets, rolls, and custom shapes (discs/squares) for magnet inspection, R&D, and education.
High Permeability Clip-on Ferrite Ring EMI Suppressor for All Cable Types Customizable Snap-on Anti-interference Ferrite Beads
Our snap-on ferrite core cable clips provide instant, tool-free EMI/RFI noise suppression for all types of cables (USB, HDMI, power, audio, data). Available in multiple sizes/shapes (round/square/rectangular) and colors (black/gray), they deliver reliable performance for consumer electronics, industrial machinery, and DIY projects.
Square Countersunk Neodymium Magnets – Screw-Mount Block Magnets with Single/Double Holes | N35-N52 Industrial Strength
Our square countersunk neodymium block magnets feature precision countersunk holes (single/double) for secure screw mounting. Available in N35-N52 grades, NiCuNi plating, and custom sizes – ideal for industrial fixtures, machinery, and heavy-duty applications.
Flexible Rubber Magnets – Multi-Backend Adhesive Options | For Fridge Magnets, Photo Displays & Wall Hanging | Custom Sizes & Shapes
Our flexible rubber magnets are soft, non-scratching, and available with multiple adhesive backings to match your needs—whether you’re making fridge magnets, displaying photos, or hanging lightweight decor. Cut to any size/shape, easy to use, and gentle on all surfaces.
Colorful Neodymium Magnetic Balls – Multi-Color, Multi-Size Decorative & DIY Magnetic Spheres for Crafts, Jewelry, and Home Decor
Our colorful neodymium magnetic balls are the ultimate creative solution for DIY, decor, and stress relief. Featuring a neodymium core with vibrant, durable color coatings, these magnetic spheres come in a rainbow of colors and sizes. Ideal for jewelry making, home decor, stress relief fidget toys, and educational projects.
PVC & TPU Coated Magnets for Textile, Fabric, Clothing & Home Textile | Waterproof, Soft, No-Scratch, Sewable & Ironable Magnetic Snaps
Our PVC & TPU coated magnets are specially designed for fabric and textile applications.
Soft, thin, flexible, and fully sealed to protect fabric, skin, and clothing from scratches or rust.
Ideal for magnetic snaps, curtain closures, bag locks, cushion fasteners, clothing hidden magnets, and home textile.
Heavy-Duty Magnetic Hooks – Multi-Color Swivel Hooks, Carabiner Hooks, and Custom Designs | N35-N52 Neodymium Pot Magnets for Home, Garage, and Industrial Use
Our heavy-duty magnetic hooks are the ultimate solution for damage-free hanging. Featuring a neodymium pot magnet base and versatile hook attachments (swivel, carabiner, loop), these hooks come in vibrant multi-color options and deliver pull forces from 10kg to 100kg+. Perfect for garages, kitchens, offices, and industrial spaces.
Multi-Shape Pot Magnets – Round/Square/Rectangle/Custom | N35-N52 Neodymium Pot Magnets with Threaded Rod/Hook
Our multi-shape pot magnets cover round, square, rectangle, and custom designs – all built with N35-N52 neodymium cores and steel casings for enhanced holding power. Choose threaded rod/hook attachments and NiCuNi/zinc plating for industrial mounting, signage, and DIY projects (pull force: 2kg–200kg).
Neodymium Magnets N35-N52 | Full Range Disc/Block/Ring/Countersunk/Custom Rare Earth Magnets for Industrial & DIY
We offer a complete range of premium neodymium (NdFeB) rare earth magnets, spanning N35-N52 strength grades and all core shapes (disc, block, ring, countersunk) – plus fully custom bespoke designs. Engineered with NiCuNi or epoxy plating for durability, these industrial-strength magnets suit manufacturing, robotics, automotive, DIY, and commercial applications. Factory-direct pricing, tight tolerances, and fast lead times included.
MagSafe Compatible Magnetic Ring Stickers – Multi-Color Universal Phone Mounting Rings for Wireless Charging & Car Mounts
Our MagSafe compatible magnetic ring stickers let you add MagSafe functionality to any phone or case, regardless of brand. These ultra-thin, multi-color adhesive rings enable secure wireless charging, car mount compatibility, and MagSafe accessory use—no need to upgrade your phone or case.
Wall-Safe Rubber Magnet Mounting Kits - Custom Sizes for Posters, Art & Frames | No-Drill, Paint-Safe Magnetic Hanging Set
Our rubber magnet wall mounting kits offer a damage-free, no-drill way to hang posters, art, frames, and decor. Each set includes 3M adhesive-backed rubber magnets and protective wall stickers that shield paint and drywall from residue or scratches. Custom sizes let you match the kit to your display—perfect for renters, homeowners, and anyone avoiding permanent wall damage.
N35 Neodymium Core | NiCuNi/Zinc Coating | M3-M10 Threads | Adjustable, Secure Mounting for Industrial & DIY
Our RPM-SD series round base pot magnets feature an internal threaded rod for quick, adjustable mounting. Built with N35-N52 neodymium cores and a protective steel casing, these pot magnets deliver strong, stable holding power (2kg–158kg) and are ideal for industrial fixtures, signage, and DIY projects.
Round Countersunk Neodymium Magnets N35-N52 | Screw-Mount Flush Disc Magnets for Industrial/DIY
Our precision round countersunk neodymium disc magnets feature an industry-standard 82° tapered pre-drilled hole for permanent flat-head screw mounting, delivering a seamless flush finish. Available in N35-N52 strength grades and NiCuNi/epoxy plating, these screw-mount magnets are ideal for industrial fixtures, outdoor signage, workshop DIY, and commercial mounting—no adhesive failure, no temporary hold.
Neodymium Magnets with 3M 467 Adhesive - All Shapes (Disc/Block/Ring/Custom) | High-Tack No-Drill Mounting Magnets
Our neodymium magnets with pre-applied 3M 467 high-performance adhesive cover all standard and custom shapes (disc, block, ring, bespoke). N35-N52 strength, industrial-grade 3M 467 bond for no-drill mounting—ideal for industrial fixtures, DIY projects, office organization and retail displays, with a permanent, residue-free hold on most surfaces.
Custom-Shaped Neodymium Magnets – Bespoke Rare Earth Magnets for Any Project
Our custom-shaped neodymium magnets (including hexagonal slotted designs) are fully bespoke: choose any shape (hexagon, slot, ring, unique custom), grade (N35-N52), and plating. Perfect for crafts, industrial fixtures, clothing, and one-of-a-kind projects.
Magnetic Levitating Pen – Floating Desk Accessory: Office Decor + Functional Writing Tool
This magnetic levitating pen floats above a circular magnetic base: a sleek, modern office decor piece that doubles as a functional writing tool. Perfect for home/office desks or gifting to professionals.
HuanTongcx is a custom magnet supplier which providing neodymium magnet, ferrite magnet, samarium cobalt magnet for various industries.
Contact Us
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No. 73-75, Dalang Section, Guan Zhang Road, Dalang Town, Dongguan City, Guangdong Province, China

Contact person: Mr.Zeng
Tel: +86-13925718949
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