Explore our engineering-grade custom Neodymium (NdFeB) magnetic systems, offering industry-leading holding forces for advanced structural precast formwork applications.
Constructed with high-strength carbon steel and NdFeB magnet cores, this shuttering system delivers a reliable 4000 lbs pull force for massive slab production.
Configure Specifications
Engineered magnetic fixing inserts designed to position lifting anchors and threaded sockets accurately onto steel beds prior to concrete pouring.
Configure Specifications
An integrated sideform profile system leveraging powerful embedded permanent magnets to streamline structural wall panel fabrication.
Configure Specifications
A heavy-duty 1300 kg holding power magnetic block engineered with robust activation buttons for structural precast formwork casting tables.
Configure Specifications
Industrial-scale magnetic formwork box with a robust carbon steel frame, providing 2100 kg of holding force under abrasive conditions.
Configure Specifications
High-strength rare earth modular magnets ensuring rapid placement and non-destructive assembly for prefab architectural wall lines.
Configure Specifications
Cost-efficient ceramic block magnets for general industrial holding, sorting, and low-intensity component fastening systems.
Configure Specifications
Ultra-high thermal resistance Samarium Cobalt (SmCo) cylinder magnets designed to maintain magnetic integrity in high-temperature environments.
Configure SpecificationsPeak Sintered Grades
Maximum Holding Force
Engineering Expertise
Certified Fabrication
In modern industrial manufacturing and civil construction, the demand for precise, reversible, and structural load-bearing holding methods has driven the transition from traditional mechanical clamping and welding to advanced magnetic positioning. At the core of this transition is sintered Neodymium-Iron-Boron (NdFeB), the most potent class of permanent magnets commercially available. Often referred to as "super magnets," custom Neodymium assemblies are critical in high-efficiency industrial sectors including aerospace, wind energy, robotics, automotive drivetrains, and prefabricated offsite construction systems.
Procuring reliable Neodymium components on a global scale requires an understanding of rare earth supply dynamics, alloy formulation, and thermal stability requirements. Over 85% of global sintered NdFeB refining and magnet manufacturing is anchored in robust East Asian hubs, where integrated processing factories manage production from raw material extraction to precision machining. For original equipment manufacturers (OEMs) and engineering buyers, choosing the right manufacturer involves assessing raw material access (Neodymium, Praseodymium, Dysprosium, and Terbium) to guarantee consistent supply and shield projects from market price fluctuations.
Furthermore, standard off-the-shelf magnetic blocks rarely satisfy the high-stress conditions found on construction casting beds or automotive assembly lines. Achieving optimal magnetic performance requires custom pole arrangements, protective metallic housings, and engineered magnetic circuits. At QCM Magnet, we utilize finite element analysis (FEA) to model magnetic flux distributions, optimizing the usage of raw Neodymium while magnifying output holding forces.
Exposed industrial environments present significant risks to Neodymium magnets. NdFeB is naturally prone to oxidation and corrosion, which can lead to structural decay and permanent demagnetization. To mitigate these risks, advanced manufacturing methods incorporate multi-layered barrier coatings:
Explore our core precast concrete magnets, engineered to provide maximum efficiency, reliability, and ease of operation on casting beds.
Designed for thin slabs and linear formwork profiles, this unit features a 1000 kg holding force with a simple foot-operated button.
Request CAD File
A balanced system for automatic or manual production of structural concrete panels, using high-temperature resistant NdFeB magnets.
Request CAD File
A durable carbon steel block designed to withstand heavy vibration during concrete consolidation on steel tables.
Request CAD File
An efficient, lightweight option ideal for tight spaces and internal partition wall forms where space is limited.
Request CAD File
A compact magnetic holding fixture for positioning timber edge forms and window frame blockouts.
Request CAD File
High-load design tailored for thick, structural precast panels and heavy-duty steel formwork profiles.
Request CAD File
Our highest-capacity shuttering box, designed to secure thick structural forms during high-frequency vibration cycles.
Request CAD File
Optimized for high-capacity industrial casting lines, this unit offers a robust steel housing with a reliable release mechanism.
Request CAD FileOur manufacturing philosophy focuses on continuous innovation in magnetic performance and material durability. The next generation of industrial magnetic systems addresses three main challenges:
For custom industrial requirements, our engineers design tailormade magnetic profiles. We analyze variables such as the targeted air gap, the steel plate thickness on the customer side, operating temperatures, and mechanical shear forces to determine the ideal magnetic grade (from N35 to N54/N55) and pole pitch.
Whether you requireSamarium Cobalt (SmCo) cylinders for high-temperature tooling or large 5500 lbs Neodymium shuttering blocks for precast concrete production, our design process ensures long-term performance and high safety margins. Our modeling software calculates the required holding forces under complex loading conditions, including physical vibration, before we begin physical prototype fabrication.
Explore our latest modular formwork systems, custom adapters, and high-strength magnetic blocks designed to optimize precast production cycles.
A 1600kg capacity magnetic box designed with a durable steel case and optimized button release mechanism.
Technical Datasheet
A heavy-duty 2100 kg magnetic fixture optimized for automated precast production lines and high-vibration conditions.
Technical Datasheet
Our popular 2400 kg capacity magnetic system, widely used in Europe for architectural precast wall production.
Technical Datasheet
Featuring a high-performance Neodymium core, this unit is ideal for holding side molds of flat floor slabs and partition walls in place.
Technical DatasheetQCM 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.
Qianci Magnet is a strong magnetic component factory, specializing in the production and research and development of formwork magnets, magnetic formwork, insert magnets, magnetic concrete chamferers and other products.
Our business mainly involves precast concrete magnetic system solutions, helping you to better carry out concrete element production.
Become a global leading manufacturer and excellent service provider of magnetic solutions for the precast concrete industry.
Engineered to withstand concrete casting environments, these magnetic assemblies ensure long-term durability and structural holding force.
Designed to withstand heavy-duty use, these carbon steel housing assemblies protect internal Neodymium magnets on industrial casting beds.
Configure Specifications
Engineered for peak performance, these N54 and N55 rectangular blocks offer high residual flux density and coercive force.
Configure Specifications
Heavy-duty rigging components designed for structural handling, offering safe lifting operations for prefabricated concrete elements.
Configure Specifications
An integrated magnetic profile system designed to locate and secure wood or steel sideforms on the casting bed.
Configure Specifications
Structural anchor assemblies paired with high-performance threaded sockets, ensuring secure lifting connections in concrete panels.
Configure Specifications
Cost-efficient structural shuttering systems featuring heavy-duty magnetic assemblies for high-volume modular casting yards.
Configure Specifications
Features a robust manual button mechanism for fast installation and removal during modular concrete component casting.
Configure Specifications
An adjustable modular adapter system designed to secure custom wood or steel sideforms during production.
Configure SpecificationsOur manufacturing facility operates under strict ISO 9001 frameworks, with certifications highlighting our commitment to quality, performance, and material safety.
Keep up with the latest advancements in precast concrete magnetic fixing systems and our upcoming international industry events.
Precast concrete systems: Shuttering molds shape edges and openings on flat surfaces using magnetic fixation, while mold systems locate inserts...
QCM, a global leader in magnetic components, will participate in UK Construction Week 2025. From May 7th to 9th, we will showcase our latest range...
Comprehensive technical guidance from our engineering department regarding magnetic calculations, durability, and custom procurement specifications.
The required pull force is determined by three variables: the height and weight of the formwork profile, the vibration frequency of the casting bed, and the casting method (self-consolidating vs. mechanical compaction). A standard 60mm to 100mm wood or steel form typically requires a 900kg to 1300kg (2000 lbs to 2800 lbs) shuttering magnet. For heavy structural walls exceeding 200mm in thickness, we recommend using 2100kg to 2500kg (4600 lbs to 5500 lbs) magnetic boxes spaced every 1.2 to 1.5 meters.
When properly maintained, high-quality sintered NdFeB shuttering systems will lose less than 1% of their magnetic strength over a decade. However, this longevity depends on avoiding three key issues: physical damage to the contact surface, thermal exposure exceeding the magnet's Curie temperature (typically 80°C for standard grades, though custom N35SH or N40UH grades can withstand up to 150°C), and chemical corrosion caused by concrete slurry ingress.
Although Neodymium magnets (NdFeB) offer the highest holding force at room temperature, their magnetic properties degrade faster as operating temperatures rise. Samarium Cobalt (SmCo) permanent magnets maintain high magnetic stability at temperatures exceeding 250°C up to 350°C. This makes them ideal for specialized curing processes and high-temperature industrial production lines where standard Neodymium magnets would demagnetize.
Our CNC machining facility maintains tolerances as tight as ±0.05 mm, ensuring that magnetic assemblies sit perfectly flush on steel casting tables. We verify flux density using advanced Gaussmeters and validate mechanical shear and pull-off strength on our automated tensile test beds before shipping, providing full test documentation with each batch.