Custom Rareearth Magnets Factory & Exporter

High-Precision Rare Earth Assemblies & Advanced Magnetic Fixing Solutions for Global Industrial Precast Construction and Heavy Engineering Sectors.

PRIMARY MAGNETIC ASSEMBLIES

Engineered high-pull capacity magnetic solutions for formwork, precast stabilization, and versatile industrial applications.

Magnetic Side Rail System

Locating Formwork Side Rail Magnet System

Designed specifically for formwork factories, offering precise location fixing and rapid adaptation to variable bed profiles.

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Concrete Insert Magnets

High-Quality Concrete Insert Magnets

Ensures secure mounting of internal structural components, conduits, and accessories within precast concrete structures.

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Precast Concrete Magnets

China Powerful Precast Concrete Magnets

High-grade NdFeB-based magnetic holding system that simplifies precast layout setups while eliminating platform damage.

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NdFeB Pot Magnet with Threaded Hole

Wholesale NdFeB Strong Pot Magnet with Threaded Hole

Maximum holding force condensed into a compact design. Threaded holes permit easy integration into tooling fixtures.

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PVC Waterproof Magnetic System

OEM PVC Waterproof Embedded Casing Sleeve Magnet

Protects internal core structure against moisture ingress and slurry contamination during structural casting phases.

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Carbon Steel Shuttering Magnet

China 2000 lbs Carbon Steel Shuttering Magnets

Durable carbon steel housing encapsulating high-performance rare earth cores to deliver optimal vertical pull force.

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Lifting Anchors Pin System

OEM Concrete Lifting Anchors Pin System

Integrates seamlessly with precast elements to ensure safe and balanced lifting operation on assembly sites.

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Lifting Socket Exporters

Custom Lifting Socket for Precast Manufacturer

Precision-threaded sockets optimized for structural load distributions and safe connection parameters in transit.

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QCM MAGNET AT A GLANCE

Providing validated quality, engineering integrity, and global production capacity.

2500+ kg
Max Holding Force
99.8%
Structural Reliability
EH-UH
Temperature Grades Up to 120°C
ISO 9001
Certified Processes

Macro-Industry Solutions: The Paradigm Shift in Precast Assembly

The global construction sector is undergoing a profound structural evolution, shifting from traditional cast-in-situ concrete methodologies toward highly automated precast production paradigms. At the core of this transition lies the requirement for rapid, highly repeatable, and non-destructive formwork clamping mechanisms. Traditional mechanical bolt systems damage expensive steel casting tables and require labor-intensive drilling, which compromises accuracy and leads to high structural degradation rates.

Industrial magnetic fixing systems, engineered from rare earth Neodymium-Iron-Boron (NdFeB) compounds, represent the technological answer to these efficiency challenges. By channeling intense magnetic flux fields through optimized ferrous circuits, these assemblies deliver immense perpendicular and shear holding forces (ranging from 450 kg to over 2,500 kg) directly to the casting beds. This completely eliminates table surface penetrations, drastically reduces setup and strike cycle times, and enhances worker safety by removing manual drilling operations.

From the integration of magnetic side rail systems to high-performance embedment blocks, modern precast manufacturing plants utilize these non-invasive assemblies to achieve dimensional tolerances down to the millimeter. This optimization is crucial for building multi-story high-density modular structures where precision is non-negotiable.

Optimizing Magnetic Circuity via Finite Element Analysis (FEA)

Unlocking the maximum potential of a rare earth magnet requires more than merely scaling up material volume. Our engineering division employs advanced Finite Element Analysis (FEA) simulation models to map magnetic flux lines dynamically. By utilizing high-permeability steel enclosures that act as yokes, we route the magnetic return path directly to the contact face. This concentration of flux density prevents leakage fields and guarantees that maximum attraction force is applied where it is needed most: on the surface of the steel mold.

Technical Core Competence
  • Material Grade: N35 to N52 (M, H, SH, UH, EH series)
  • Flux Optimization: 2D & 3D FEA Simulation Models
  • Coating Standards: Triple Layer Ni-Cu-Ni, Zn, or Epoxy
  • Housing Options: SUS304 Stainless Steel or Hardened Carbon Steel
  • Holding Capacity: 450 kg to 2500 kg structural force

CORE PRODUCTS & SHUTTERING SYSTEMS

Our signature line of magnetic shuttering assemblies trusted by precast concrete manufacturers worldwide.

2200 lbs precast concrete shuttering magnet

2200 lbs Precast Concrete Stepping Shuttering Magnet

Ideally suited for standard edge mold applications. Features highly responsive mechanical release buttons.

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1300 kg precast shuttering magnet

2800 lbs / 1300 kg Pulling Force Shuttering Magnet

Designed for high-vibration manufacturing lines, ensuring zero slip during heavy concrete casting.

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4000 lbs Carbon Steel magnet

4000 lbs Carbon Steel Precast Concrete Shuttering Magnet

Heavy-duty structural clamp designed to hold tall side forms against high hydrostatic pressures.

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2000 lbs Carbon Steel Magnet

2000 lbs Carbon Steel Precast Concrete Shuttering Magnet

Balanced cost-to-performance ratio, optimized for regional modular housing construction projects.

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600kg magnetic force magnet

600kg/1320 lbs Magnetic Force Shuttering Magnet

Compact footprint housing with massive holding capabilities, suited for tight installation areas.

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5300 lbs concrete magnet

5300 lbs Strong Magnetic Force Precast Concrete Magnet

Specifically developed for securing deep beams and thick wall forms in modern civil infrastructure.

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5500 lbs Carbon Steel Shuttering

5500 lbs Carbon Steel Shuttering of Precast Elements

Ultimate grade heavy-duty model designed to withstand extreme concrete pouring heights and forces.

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4600 lbs Carbon Steel Shuttering Magnet

4600 lbs Carbon Steel Precast Concrete Shuttering Magnet

Industrial workhorse featuring a high-durability shell and optimal flux density concentration.

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Global Commercial & Industrial Status of Rare Earth Magnets

An analytical breakdown of raw materials, global supply lines, and industrial pricing factors.

The production of industrial-grade Neodymium-Iron-Boron (NdFeB) magnets relies on a secure supply chain of rare earth elements (REEs), particularly Neodymium (Nd), Praseodymium (Pr), Dysprosium (Dy), and Terbium (Tb). These elements are crucial for maintaining magnetic performance in challenging environments. The addition of Dysprosium and Terbium, in particular, raises the material's resistance to demagnetization under thermal stress (intrinsic coercivity, Hci), making it suitable for applications in steam curing chambers and heavy industrial fields.

As a global exporter, QCM Magnet maintains strategic partnerships with REE refineries to ensure material pricing stability and reliable production schedules. Our manufacturing processes utilize vertical integration, from raw sintered block preparation to high-precision CNC machining and multi-layer surface treatment. This control over our supply chain helps protect our clients from global market price fluctuations.

Additionally, industrial applications increasingly require specialized magnetic field distributions. The rise of automation in precast concrete factories requires magnetic systems that can be integrated with robotic arms and automatic shuttle systems. For these high-tech setups, magnetic assemblies must meet strict dimensional tolerances (often within ±0.1 mm) and feature reliable mechanical linkages. QCM Magnet addresses these global requirements with a diverse, quality-tested product portfolio designed to integrate seamlessly into automated production lines.

NEW INNOVATIONS & SYSTEM DESIGNS

Explore our latest engineering solutions designed to optimize precast workflows and reduce labor overheads.

Magnetic Box Precast Concrete Formwork Magnet

Magnetic Box Precast Concrete Formwork Magnet

Features a robust 1600kg pull force rating, high reusability, and long-term durability in high-vibration casting beds.

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4600 lbs carbon steel shuttering magnet

4600 lbs Carbon Steel Precast Concrete Shuttering Magnet

Designed to optimize precast formwork efficiency. Provides a high pull-force-to-weight ratio to ease manual positioning.

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5300 lbs strong magnetic concrete magnet

5300 lbs Strong Magnetic Force Precast Concrete Magnet

Highly popular in European markets. Engineered to hold complex structural profiles and tall wall forms securely.

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1300 kg pulling force precast shuttering magnet

2800 lbs / 1300 kg Pulling Force Precast Shuttering Magnet

Optimized for flat slab floor elements and partition walls, providing reliable edge retention during casting cycles.

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About QCM Magnet

QCM Magnet specializes in offering complete magnetic fixing solutions for the production of precast concrete components. Our primary products include Shuttering Magnets and their corresponding accessories, Formwork Magnets, Magnetic Chamfering Strips, and various pre-embedded insert magnets.

Utilizing magnetic fixing in precast concrete component production prevents damage to the platform, enhances work efficiency, reduces labor costs, and promotes economic efficiency as the magnetic fixing devices are reusable.

Using our expertise in magnetic components and our extensive experience in supporting the production of precast components, we have developed numerous new and practical magnetic fixing products. Our products come with complete specifications, excellent quality, ease of operation, and long service life. Additionally, we can promptly customize a variety of magnetic fixing parts to meet the diverse needs of our customers.

We are willing to share our expertise with you to help you solve your specific application needs for magnetic components.

Who We Are

Who We Are

Qianci Magnet is a specialized magnetic component factory, focusing on the research, development, and production of formwork magnets, magnetic shuttering systems, insert magnets, and concrete chamferers.

Our Business

Our Business

We deliver customized precast concrete magnetic fixing systems and solutions designed to optimize casting yard workflows, increase throughput, and extend table life.

Our Strategy

Our Strategy

We strive to be a leading global manufacturer and reliable engineering partner of magnetic solutions, supporting the precast concrete and modular construction industries.

Localized Support & Global Compliance Standards

Ensuring our magnetic assemblies meet international safety codes and engineering standards.

Industrial manufacturing operations require adherence to strict engineering safety margins. Because NdFeB magnets generate strong magnetic fields, they must comply with specific local structural codes. In the European Union, this includes meeting CE directives and aligning with Eurocode 2 (EN 1992) standards for concrete element design. In North America, magnetic fixing equipment must align with safety margins set by the Precast/Prestressed Concrete Institute (PCI) and American Concrete Institute (ACI) guidelines.

To meet these requirements, QCM Magnet implements strict quality control processes. Every production batch of magnetic cores undergoes demagnetization verification and vertical pull tests on standardized, calibrated structural steel plates. Our products are designed with structural safety factors (typically 2:1 to 3:1) to handle dynamic loading from concrete placement and high-frequency consolidation table vibrations.

We also provide localized technical support to assist with on-site integration. Our engineering team helps clients select the correct holding forces, design custom adapter plates, and implement safe handling procedures. Each shipment includes safety tools and handling instructions to protect operators from hazards associated with high-power magnetic fields.

Localized Application Scenarios & Case Studies

How QCM Magnet products perform under real-world operating conditions.

The application of magnetic fixing systems varies based on regional manufacturing styles. In Central Europe, precast factories frequently use fully automated carousel systems. These setups require shuttering magnets with integrated mechanical release buttons that can be activated by robotic handlers. For these environments, our 2100kg and 2400kg shuttering magnet boxes are used to secure side profiles without mechanical fasteners, allowing for fast, automated cycles.

In contrast, regional projects in Southeast Asia and parts of North America often rely on manual or semi-automated casting yards. These sites benefit from versatile magnetic components like our concrete insert magnets and threaded pot magnets. These tools hold conduit sleeves, anchor channels, and electrical boxes firmly against steel forms during high-volume pours, reducing manual welding and cleanup work.

Additionally, marine and underground precast projects require corrosion resistance. Under these conditions, standard zinc-plated assemblies can degrade due to exposure to wet, alkaline concrete slurry. QCM Magnet addresses this with specialized coatings, including epoxy resins, multi-layer nickel-copper-nickel (Ni-Cu-Ni), and stainless steel (SUS304) housings. These protections help maintain consistent magnetic performance over hundreds of pour cycles in demanding environments.

Technical Roadmap & Future Outlook

Developing next-generation magnetic solutions for smart industrial manufacturing.

As industrial automation grows, the next generation of precast accessories will focus on smart connectivity. QCM Magnet's development roadmap includes integrating RFID tags and non-contact sensors directly into our shuttering magnet housings. This technology will allow automated systems to verify that each clamp is correctly positioned and activated before pouring, reducing errors and improving quality control.

We are also focusing research on high-coercivity magnetic formulations that reduce the use of expensive heavy rare earth elements (such as Dysprosium and Terbium) without sacrificing performance at higher temperatures. By optimizing the alloy microstructure at the boundary layer, we aim to offer thermal resistance up to 150°C, providing reliable performance in accelerated steam-curing environments.

Environmental responsibility is another key focus of our technical roadmap. We are working on green manufacturing processes that incorporate recycled rare earth alloys and use low-emission coating techniques. These efforts help clients meet modern green building certifications (such as LEED and BREEAM) while maintaining the structural durability and reliability of their precast operations.

TECHNICAL Q&A (FAQ)

Frequently asked questions regarding rare earth magnets, pull-force calculations, and maintenance.

How does temperature affect sintered NdFeB shuttering magnets?

Sintered Neodymium-Iron-Boron (NdFeB) magnets are temperature-sensitive. Standard grades operate reliably up to 80°C (176°F). Beyond this point, they can experience temporary losses in magnetic output. For concrete curing chambers that use steam heat, we design assemblies with high-coercivity grades (M, H, SH, or UH) that maintain consistent holding force up to 120°C (248°F) without permanent demagnetization.

What is the difference between vertical pull force and lateral shear resistance?

Vertical pull force is the perpendicular force required to pull the magnet directly off the steel plate. Lateral shear resistance is the force required to slide the magnet across the surface, which is typically 20% to 35% of the vertical pull force. This value depends on the friction coefficient between the magnet casing and the steel table. When calculating formwork stability under concrete hydrostatic pressure, lateral shear resistance is the key safety metric.

Why is the air gap between the magnet and steel table critical?

Magnetic force drops sharply as the distance between the magnetic pole and the steel table increases. Even a minor air gap of 0.5 mm—caused by concrete dust, oil residue, or paint build-up—can reduce the holding force by more than 50%. Keeping the contact surfaces of both the casting bed and the magnet housing clean is essential for maintaining safety and performance.

Can QCM customize magnetic systems for specific precast profiles?

Yes. We design and manufacture custom magnetic fixing parts, adapter plates, chamfers, and insert systems to match specific steel profiles and casting requirements. Our team uses CAD and 3D modeling to ensure compatibility with your existing formwork setups.

SPECIALIZED INDUSTRIAL MAGNETS

Advanced magnetic systems, Halbach arrays, and custom embedded accessories for engineering applications.

Formwork Button Magnet

OEM Precast Concrete Formwork Button Magnet

Compact button style magnet providing focused point fixing capacity for custom formwork templates.

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NdFeB Halbach Array

Custom Arc NdFeB Halbach Array Magnetic Assembly

Precision arranged Halbach arrays designed to project a strong one-sided magnetic field for advanced motor setups.

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Embedded Insert Magnetic Fixing

China Precast Embedded Insert Magnetic Fixing

Magnetic mounting plates designed to secure lifting anchors and structural sleeves within molds during casting.

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Formwork Clamps For Shuttering Magnet

Custom Precast Concrete Formwork Clamps

Durable, heavy-duty clamps designed to connect standard shuttering magnets to various steel forms.

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Neodymium Magnets N35 N42

High-Quality Magnet Neodymium N35 N42

Super strong raw neodymium magnets optimized for packaging boxes, fixtures, and specialty assemblies.

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Halbach Array for Motor

Strong Halbach Array Magnetic Assembly for Motor

Engineered magnetic alignment systems optimized to increase rotor flux density and motor torque output.

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Custom Shuttering Magnet Quotes

Custom 2000 lbs Carbon Steel Shuttering Magnet

Corrosion-resistant steel housing enclosing high-pull NdFeB blocks, designed for modular precast platforms.

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PVC Pipes Magnetic Plates

OEM Precast Concrete PVC Pipes Insert Magnetic Plates

Magnetic plates designed to hold PVC insert pipes in place during precast wall production.

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OUR CERTIFICATE & QUALITY ACCREDITATION

ISO 9001, CE, and structural safety certifications supporting our industrial compliance.

Quality Certificate 1
Quality Certificate 2
Quality Certificate 3
Quality Certificate 4
Quality Certificate 5
Quality Certificate 6

LATEST INDUSTRY INSIGHTS

Stay updated with the latest technological developments in magnetic fixing and global events.

Formwork vs Shuttering Difference
May 15, 2025

What is the difference between Formwork and Shuttering Magnets?

An analysis of precast concrete systems: comparing magnetic fixation for flat edge molds and specialized formwork designs to help you select the optimal clamp.

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UK Construction Week Event
April 30, 2025

QCM Set to Redefine Construction Efficiency at UK Construction Week 2025

QCM will showcase its latest magnetic fixings and precast systems at the upcoming UK Construction Week exhibition from May 7th to 9th.

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