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HuanTongcx is a professional magnetic materials manufacturer over 18 years.

Products
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.
Epoxy-Coated Countersunk Neodymium Magnets N35-N52 |  Waterproof Screw-Mount Rare Earth Magnets for Outdoor, Marine & Industrial Use
These epoxy-coated countersunk neodymium magnets combine waterproof protection with precision pre-drilled tapered holes for permanent screw mounting. Available in N35-N52 strength grades, they are perfect for outdoor signage, marine equipment, industrial wet environments and any application where a secure, corrosion-resistant magnetic hold is required.
Countersunk Neodymium Magnets – Precision Screw-Mountable Rare Earth Magnets With Pre-Drilled Holes
These precision countersunk neodymium magnets feature pre-drilled central or offset holes for permanent screw mounting. Available in N35-N52 strength grades and multiple plating options, they are perfect for industrial fixtures, signage, DIY projects and equipment where a secure, fixed magnetic hold is required.
Strong Neodymium PVC/TPU Waterproof Sew-in Magnetic Buttons – N35-N54 Industrial Single-Sided Iron Shell Washable Magnets
These strong N35-N54 neodymium sew-in magnetic buttons feature PVC/TPU waterproof coating & single-sided iron shell: washable, industrial-grade invisible closures for clothing, outdoor gear & heavy fabrics.
3M Adhesive-Backed Neodymium Magnets – No-Drill Strong Magnets for Hanging, Organizing & DIY Projects
These 3M adhesive-backed neodymium magnets combine N35 rare earth strength with industrial-grade 9448A double-sided tape: no-drill, wall-safe installation for hanging posters, organizing tools, or DIY projects. Perfect for renters, dorms, and anyone avoiding permanent surface damage.
Gold-Plated Neodymium Magnets – High-Conductivity Rare Earth Magnets for Electronics, Medical & Aerospace Applications
Our gold-plated neodymium magnets combine the unbeatable strength of rare earth magnets with a precision ultra-thin gold coating, delivering superior electrical conductivity, extreme corrosion resistance and biocompatibility. Perfect for high-stakes applications in medical devices, aerospace components and high-end electronics where performance and reliability are non-negotiable.
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HuanTongcx is a custom magnet supplier which providing neodymium magnet, ferrite magnet, samarium cobalt magnet for various industries.
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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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