In the U.S. construction and precast concrete industry, shuttering magnets have become essential tools for improving efficiency, precision, and safety on job sites. These powerful magnetic systems are designed to secure formworks quickly and firmly, minimizing setup time and ensuring consistent casting quality. As demand for modern precast solutions grows across infrastructure, residential, and industrial projects, choosing a reliable shuttering magnet supplier is more important than ever. In this article, we highlight the Top 9 Shuttering Magnet Suppliers in the U.S. for 2025, focusing on companies known for product quality, innovation, and customer service. Whether you’re an engineer, contractor, or precast manufacturer, this list will help you identify the right partner to meet your construction needs.
Ningbo Horizon Magnetic Technologies Co., Ltd., a premier shuttering magnet supplier and vertically integrated manufacturer of rare earth Neodymium magnets and magnetic assemblies, was founded in 2011 by a team of magnet industry experts in response to volatile rare earth material markets disrupting supply chains for NdFeB components essential to shuttering magnet production. With over 20 years of collective production experience among its technicians in magnet theory, fabrication, plating, machining, and applications—bolstered by more than 15 years specifically in magnetic solutions for construction—the company has established itself as a reliable shuttering magnet supplier for the precast concrete sector, developing innovative switchable systems that address inefficiencies in traditional formwork fastening methods like hammering or bolting, which often damage surfaces. Its development trajectory reflects steady growth as a medium-sized enterprise, producing 500 tons of Neodymium magnets annually and exporting over 85% of its output to quality-demanding markets including Germany, France, the UK, the US, and Japan, where more than 50% of products serve high-end applications such as electric motors and sensors; this expansion has been supported by in-house capabilities for prototyping to mass production, enabling cost-effective optimizations and just-in-time delivery for shuttering magnet suppliers' clients in precast concrete plants. The factory, situated at 128# Buzheng East Road in Ningbo's Wangchun Industrial Park Zone, China, operates as a state-of-the-art medium-sized facility equipped with advanced research, production, and testing infrastructure to handle custom magnetic assemblies for formwork systems, maintaining RoHS and REACH compliance for safe integration into construction and electronic uses while ensuring rapid response to diverse holding force needs from 450 kg to 3100 kg in shuttering magnet designs.
Key products as a leading shuttering magnet supplier include:
Shuttering Magnet: Customizable switchable fixtures for fast, damage-free formwork attachment in precast concrete wall panels and structural elements.
Insert Magnet: Precision tools for embedding recesses and anchors during precast concrete casting.
Magnetic Chamfer: Profile-forming strips for clean edges in precast components via magnetic fixation.
Magnetic Formwork System: Complete assemblies for efficient profiling of slabs, double walls, and complex geometries in stationary production lines.
Great Magtech (Xiamen) Electric Co., Ltd stands as a premier shuttering magnet supplier and manufacturer, specializing in innovative magnetic solutions for the precast concrete industry since its establishment in 2010. With over 15 years of production experience in developing high-performance shuttering magnets, precast concrete magnets, and formwork fixing systems, the company has evolved into a global leader, delivering reliable concrete magnet assemblies that enhance efficiency in formwork attachment and detachment processes. Its development trajectory reflects robust growth, marked by TS16949 certification, endorsements from industry leaders, and contributions to landmark projects worldwide, including the installation of more than 6,000 charging posts, large-scale iron ore mining operations in Western Australia, and high-rise precast concrete constructions in Central Europe. This expansion underscores Great Magtech's commitment to advancing shuttering magnet technology for sectors like construction and manufacturing, where its precast concrete fixing magnets promote sustainability, precision, and productivity through customized magnetic holding solutions. The factory status remains exemplary, operating a state-of-the-art facility in Xiamen, China, at 5F, No.601 Hengtian Rd, Jimei District, equipped with stringent quality control measures and premium materials to produce durable shuttering magnets and magnetic boxes tailored for industrial precast applications, ensuring seamless integration with wood, aluminum, and steel formwork.
Key Products and Services:
Shuttering Magnets: Provide strong magnetic force for holding side forms in precast concrete casting beds with quick on/off button operation.
Precast Concrete Magnets: Enable accurate alignment and stability for formwork in manufacturing concrete elements, supporting customized adaptors.
Concrete Fixing Magnets: Facilitate efficient attachment and removal in industrial construction projects, with tailored magnetic systems for various formwork types.
Rubber Recess Formers: Offer recess solutions in precast concrete lifting accessories, integrated with shuttering magnet setups for enhanced workflow.
HSMAG Magnets, officially known as Ningbo Hangseng Magnetics Technology Co., Ltd., stands as a premier shuttering magnet supplier and manufacturer specializing in high-performance permanent magnets and magnetic assemblies for precast concrete applications worldwide. Established in 2006 in Ningbo, Zhejiang Province, China, the company builds on the founder's extensive background in magnet sales dating back to 1999, accumulating over 15 years of dedicated experience in magnetic fields and engineering. As a trusted shuttering magnet supplier, HSMAG has evolved from initial NdFeB production to mastering core technologies in neodymium magnet formulas, precision machining, surface treatments, and recycling processes, ensuring defect-free shuttering magnets and related components for diverse precast concrete formwork needs. The company's development reflects a commitment to innovation and customer success, employing lean manufacturing and 6S workplace organization to achieve best-in-class quality and efficiency in producing shuttering magnets for both wooden and steel molds in precast construction projects. HSMAG invests heavily in R&D and production equipment, collaborating closely with global clients across industries like automotive and telecommunications while extending expertise to shuttering magnet solutions that enhance productivity in precast concrete operations. Currently, HSMAG maintains robust growth as a leading shuttering magnet supplier, with a 25,000 sq. ft. state-of-the-art facility in Ningbo that handles full in-house design, manufacturing, tooling, and quality control for shuttering magnets and magnetic formwork systems, boasting an annual NdFeB output exceeding thousands of tons and supporting a team of skilled professionals to meet evolving demands in the precast concrete sector.
Key Products and Services:
Precast Concrete Shuttering Magnet: Customization and supply for formwork fixation
Magnetic Formwork System: Design and assembly services for precast applications
Side Rail Shuttering Magnet: Engineering and production for concrete pouring efficiency
RATEC GmbH, a leading shuttering magnet supplier based in Höchstadt an der Aisch, Germany, has established itself as a premier innovator in the precast concrete industry since its founding in 1990. With over three decades of production experience in developing and manufacturing high-performance shuttering magnets and magnetic formwork systems, the company has honed its expertise in creating robust, switchable magnetic solutions that enhance efficiency in precast concrete production processes. RATEC's development status reflects steady growth, marked by continuous investment in R&D to refine shuttering magnet technologies, expanding its global footprint through partnerships and exports to over 50 countries, and achieving certifications such as ISO 9001 for quality management. Currently, the company's factory status boasts a state-of-the-art 5,000-square-meter facility equipped with advanced CNC machining, automated assembly lines, and in-house testing labs, enabling annual production capacities exceeding 100,000 units of shuttering magnets and related components while maintaining a focus on sustainability through energy-efficient manufacturing practices.
Key Products and Services:
Shuttering Magnets: Design and customization for precast concrete formwork.
Magnetic Clamps: Integration services for secure sidewall attachments in shuttering systems.
Switchable Magnets: On-site installation and maintenance support for precast production lines.
Formwork Magnets: Engineering consultation for optimized magnetic holding force applications.
Weizhong Magnetics Co., Ltd., a premier shuttering magnet supplier and custom magnet manufacturing company based in China, has been at the forefront of magnetic assemblies for precast concrete applications since its founding in 2010. Boasting over 14 years of dedicated production experience in engineering and fabricating high-performance shuttering magnets, the company excels in delivering robust solutions for formwork fastening, mold positioning, and accessory fixation in precast concrete production processes. Throughout its development, Weizhong Magnetics has evolved from a specialized manufacturer into a comprehensive one-stop provider of holding magnet systems, amassing deep expertise in neodymium-based magnetic assemblies while expanding its product portfolio to include innovative shuttering magnet designs that enhance efficiency and reliability in construction workflows. This growth trajectory is supported by ongoing research and development initiatives that refine magnetic circuits, optimize material compositions, and balance performance with cost-effectiveness, all while upholding international quality benchmarks through ISO 9001, ISO 14001:2015, and ISO 45001:2018 certifications. Presently, the company's factory stands as a model of operational excellence, equipped with advanced semi-automatic and full-automatic production lines, professional testing apparatus, and a skilled workforce of 80 professionals spanning manufacturing, engineering, quality control, and R&D—enabling an impressive annual output of tens of millions of shuttering magnets and related assemblies to meet diverse global demands as a trusted precast concrete magnet supplier.
Key Products and Services:
NdFeB Shuttering Magnet: Fixing formwork, wire boxes, and accessories to steel molds with super-strong holding force
Recess Former for Foot Anchor: Positioning foot anchors from 1.3t to 10t in precast elements with rubber-coated protection
Magnetic Nailing Plate: Securing precast anchors and socket holders via conical housing for easy concrete release
Tube Magnet: Positioning pipes and tubes in molds for precise precast part assembly
Magnetic Fixing Plate for Socket System: Attaching socket systems to formworks with customizable pull forces up to 120KGS
MPCO Magnets, officially known as Ningbo Magnetic Materials Co., Ltd., is a leading shuttering magnet supplier based in Ningbo, China, specializing in high-quality magnetic solutions for the precast concrete industry. Established in 2004, the company has accumulated over 20 years of production experience in manufacturing neodymium magnets, samarium cobalt magnets, and customized magnetic assemblies, with a particular emphasis on shuttering magnet systems that enable efficient, reusable formwork attachment in concrete pouring processes. As a dedicated shuttering magnet supplier, MPCO Magnets has grown steadily through continuous innovation and expansion, evolving from a local manufacturer to a global exporter serving clients in Europe, North America, and Asia. The company's development status reflects robust growth, with annual production capacity exceeding 1,000 tons of magnetic materials and a focus on ISO 9001-certified quality standards to meet international demands for reliable shuttering magnet solutions. Currently, its factory status includes a state-of-the-art 10,000-square-meter facility equipped with advanced sintering furnaces, precision machining lines, and automated assembly stations, employing over 200 skilled workers to ensure timely delivery of shuttering magnet products for precast construction applications.
Key Products and Services:
Shuttering Magnets: Design and supply of magnetic boxes for formwork fixing in precast concrete production.
Precast Concrete Magnets: Customization and distribution of embedded magnetic systems for reusable shuttering setups.
Magnetic Shuttering Systems: Engineering and provision of complete kits including adapters for efficient mold handling.
QCM Magnet, a leading shuttering magnet supplier specializing in high-quality magnetic systems for the precast concrete industry, has established itself as a reliable partner for construction professionals worldwide. With over 15 years of production experience since its founding in 2008 in Ningbo, China, the company has honed its expertise in designing and manufacturing shuttering magnets that ensure precise formwork assembly, efficient demolding, and superior holding force on steel tables. As a dedicated shuttering magnet supplier, QCM Magnet focuses on innovative solutions that enhance productivity in precast concrete production, drawing from a deep understanding of magnetic technology tailored to heavy-duty applications.
The company's development has been marked by steady growth, expanding from a small workshop to a key player in the global shuttering magnet market through continuous R&D investment and certifications like ISO 9001. It has forged strong partnerships with major precast concrete manufacturers across Europe, North America, and Asia, achieving annual exports exceeding 500,000 units and adapting to industry demands for customizable, durable magnetic solutions. Currently, QCM Magnet operates a state-of-the-art factory spanning 10,000 square meters in Ningbo's industrial zone, equipped with advanced injection molding machines, neodymium magnet assembly lines, and automated testing facilities to maintain rigorous quality control. This modern setup supports a production capacity of 100,000 shuttering magnet sets per month, emphasizing eco-friendly materials and sustainable manufacturing practices to meet evolving regulatory standards.
Key Products and Services:
Shuttering Magnet Box: Custom assembly and calibration services for formwork fixation.
Precast Concrete Insert Magnet: Design consultation and on-site installation support for embedded components.
Magnetic Socket Holder: Prototyping and bulk customization for cable and pipe integration.
Switchable Shuttering Magnet: Maintenance kits and technical training for operational efficiency.
Osenc Magnets, a leading shuttering magnet supplier specializing in high-quality magnetic systems for precast concrete formwork, has established itself as a trusted partner in the construction industry since its founding in 2012. With over 12 years of production experience in manufacturing shuttering magnets and related accessories, the company has honed its expertise in designing and producing durable, efficient magnetic solutions that streamline precast concrete assembly processes, ensuring precise positioning and secure attachment of formwork panels. Osenc Magnets' development trajectory reflects steady growth, driven by a focus on innovation and customer-centric customization; starting as a small-scale operation in Ningbo, China, it has expanded its product line to include advanced shuttering magnet systems while forging partnerships with global precast concrete manufacturers across Europe, North America, and Asia. This expansion has been marked by certifications such as ISO 9001 for quality management and CE compliance, enabling reliable exports and a reputation for reliability in shuttering magnet supply chains. Currently, Osenc Magnets operates a state-of-the-art factory spanning 5,000 square meters in Ningbo's industrial zone, equipped with automated production lines, CNC machining centers, and rigorous quality control labs to handle annual outputs exceeding 500,000 units of shuttering magnets and components. The facility employs over 100 skilled workers and engineers, emphasizing sustainable practices like recyclable neodymium magnet sourcing and eco-friendly assembly, positioning Osenc Magnets as a forward-thinking shuttering magnet supplier committed to enhancing productivity in precast concrete projects worldwide.
Key Products and Services
Shuttering Magnet: Customizable magnetic boxes for formwork attachment, with services including size adaptation and load capacity testing.
Precast Concrete Magnet: High-strength insert magnets for embedded components, offering installation guidance and compatibility verification.
Magnetic Spacer: Versatile spacers for concrete pouring gaps, provided with precision measurement and bulk packaging options.
Button Magnet: Compact fixing magnets for lightweight formwork, including surface treatment services for corrosion resistance.
Adapter Magnet: Transitional adapters for varied formwork systems, with engineering consultation for seamless integration.
Supreme Magnets, a leading shuttering magnet supplier and premium division of Liftontech Supreme Pte Ltd, has established itself as a trusted provider of innovative magnetic solutions for precast concrete applications worldwide. Founded in 2002 as Lifton Magnets Pte Ltd in Singapore, the company brings over two decades of production experience in designing and manufacturing high-performance magnets, including robust precast concrete shuttering magnets that ensure precise alignment and secure fastening in formwork systems. During its early years, Supreme Magnets navigated significant growth amid a dynamic industrial landscape, serving diverse sectors such as mold and die manufacturing, shipyards, and fabrication plants with reliable shuttering magnet solutions tailored for wood, aluminum, and steel formworks. The global financial crisis prompted a strategic reorientation and comprehensive corporate overhaul, fostering resilience and innovation. In 2018, the entity evolved into Liftontech Supreme Pte Ltd, encompassing Supreme Magnets® and Supreme Digital Solutions, marking a pivotal development phase that integrated advanced technologies like IoT sensors and machine learning for predictive maintenance in magnetic assemblies. This rebranding emphasized customer-centric advancements, achieving over 97% satisfaction rates through a sales-by-reference model and a commitment to affordable, practical precast concrete magnets. Today, the company's development status reflects a global footprint, shipping to more than 180 countries via efficient logistics, with a focus on end-to-end shuttering magnet supplier services that solve work-holding and impurity separation challenges across industries. Factory-wise, Supreme Magnets operates from a modern warehouse in Singapore equipped for physical inventory stocking of shuttering magnets and related products, enabling quick and reliable dispatch while supporting customized production runs; although specific factory scale details are not publicly detailed, the setup underscores a lean, technology-driven operation optimized for high-grade rare-earth and assembly magnet output without compromising on quality or lead times.
Key Products and Services
Precast concrete shuttering magnets: Customized dimensions and surface treatments for formwork fixation.
Shuttering magnet formwork systems: Heavy-duty holding power with pommel pin releases for steel platforms.
Precast concrete magnets: Solid welded U profiles for secure casting shape maintenance in construction.
Selecting the right shuttering magnet supplier can make a measurable difference in the precision, efficiency, and longevity of your precast concrete operations. The companies featured in this list represent the leading names in the U.S. market—each offering dependable quality and tailored solutions for diverse construction environments.
If you’re seeking a trusted partner with proven expertise in shuttering magnet design and production, Horizon stands out as a reliable choice. With years of experience in magnetic systems for precast concrete, Horizon delivers high-performance magnets engineered for durability, cost-effectiveness, and seamless integration with modern formwork systems.
Contact Horizon today to explore custom shuttering magnet solutions that can optimize your next construction project and take your precast efficiency to the next level.
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