Best Nanocrystalline Core Manufacturers in China

Zhenjiang Fresh Marine Supply Co., Ltd. is a comprehensive company engaged in both manufacturing and trading. We offer a full line of the top-quality lifting items, including chains, anchors, rubber fender, wire rope, and hardware as well as testing and inspection. The products are exported to more than twenty countries and regions in America, Europe, Australia, Japan, Southeast Asia, South Africa, Middle East, etc. To be definite, our products have gained high reputation among customers overseas due to our reliable quality, competitive price, prompt delivery and good service.

Under the principle of "Mutual Reciprocity, Mutual Benefit, Mutual Advances", we could make our best effort to supply the customers with superior products and service whenever you are in need of our help.

"Credit First, Quality First, Customer First" is our everlasting purpose.

Welcome customers from home and abroad to visit and negotiate business with us.

Zhenjiang Fresh Marine Supply Co., Ltd. is always your most loyal partner

Nanjing Rainbow Electric Co., Ltd. (NJREC) is a leading Chinese manufacturer and exporter of transformer accessories such as High Voltage and Low Voltage Transformer Bushing, Tap Changer, Transformer Core as well as other Insulation Materials. We offer the one-stop solutions for oil and dry type transformer, pad mounted transformer, isolating switch and wall applications. NJREC also undertakes the production for the transmission line and substations, products include the electrical insulators and hardware fittings.

NJREC offers the complete range of transformer insulation and components products and services to original equipment manufacturers and distributors for power and distribution transformers. We have been the supplier of choice for over 20 years by meeting the diverse needs of an evolving industry.

We have built a good reputation for high quality products, timely delivery, extensive technical expertise and excellent customer service. And has kept its' development process, considering its' responsibilities and missions about being one of the esteemed and respectful companies in the transformer accessories, transmission line and substation industry. We encourage each and every employee at NJREC to think differently about our business, our communities and the positive impact we can have on the world.

Our company offers variety of products which can meet your multifarious demands. We adhere to the management principles of "quality first, customer first and credit-based" since the establishment of the company and always do our best to satisfy potential needs of our customers. Our company is sincerely willing to cooperate with enterprises from all over the world in order to realize a win-win situation since the trend of economic globalization has developed with anirresistible force.

Hefei Hemei Electronic Technology Co., Ltd. is a well-known Chinese manufacturer of current transformers and magnetic cores. Hemei Electronics was founded in 2011 and is located in Hefei, Anhui Province, China.

After years of practice, Hemei Electronics has accumulated rich experience in industry application engineering. At present, the products are mainly used in power industry, current measurement, transmission lines, voltage measurement, power signal measurement, high-speed rail, new energy power generation and other fields. It has established long-term strategic cooperation with State Grid Corporation of China, China Southern Power Grid, China Railway Construction, Huawei and other well-known domestic and foreign government enterprises and universities, forming a unique brand market. The sales network has covered the whole country and is exported to Asia, Europe, the Middle East, Australia, North America and other regions, enjoying a high reputation internationally.

Hemei Electronics is a professional enterprise integrating R&D, production, sales and service. For many years, it has insisted on developing various products in the electromagnetic industry. At present, we mainly have split current transformers, outdoor waterproof current transformers, underground cable waterproof current transformers, broadband and high-frequency current transformers, power CT, Permalloy, nanocrystalline, silicon steel cores and other products.

Hemei Electronics has strong technical force and strong production capacity, and can realize large-scale production of customized products. The company has excellent structural design, magnetoelectric design, electrical design and other design capabilities, and can customize the current transformer that best suits your application. At the same time, we have complete current transformer test equipment such as current transformer calibrators to ensure first-class product quality.

Through continuous and unscrupulous R&D and innovative technology accumulation, Hemei Electronics insists on leading the industry's sustainable development in the field of magnetoelectric current induction power generation. Over the years, Hemei Electronics has won numerous honors, including national high-tech enterprises, national-level specialized "little giant" enterprises, and provincial key industrial chain enterprises. At present, more than ten technical invention patents including "opening and closing power generation device" have been obtained.

Hemei Electronics is committed to building a global leading enterprise in opening and closing current transformers and voltage measurement, striving to promote the innovation and progress of micro-power magnetoelectric induction power generation technology, focusing on innovative R&D and talent cultivation, and becoming a benchmark enterprise in the field of global magnetoelectric technology.

**Evergrowing Resources Cooperation Limited**

*Global Steel Solutions Partner Since 2008*

Headquartered in Nanjing, Jiangsu Province - China's strategic hub for advanced manufacturing - we specialize in delivering premium industrial materials and integrated supply chain services to clients across 40+ countries. With over 15 years of industry leadership, our expertise spans amorphous alloys, specialty steel products, and precision-engineered magnetic components.

**Core Product Portfolio**

- Amorphous Alloy Strips (Cutting-edge ultrathin 25-30μ M production)

- High-performance Iron Cores

- Specialty Steel Bars (Customized alloy grades)

- Grain-Oriented Silicon Steel

- Value-added processing services

**Strategic Advantages**

1. **Vertical Integration**

Leverage direct access to China's Tier-1 steel mills through our proprietary supplier network, ensuring cost efficiency and supply chain resilience.

2. **Advanced Manufacturing**

Operate Asia's most sophisticated amorphous strip production line (ISO 9001 certified), capable of producing 15, 000 metric tons annually with ± 0.5μ M thickness tolerance.

3. **Global Market Intelligence**

Maintain strategic inventory hubs in Rotterdam, Durban, and Houston to optimize regional distribution. Current export distribution:

- Europe: 61% (Key markets: Germany, Italy, Turkey)

- Africa: 22% (Focus countries: South Africa, Egypt)

- Americas: 8%

- APAC: 9%

4. **Technical Customization**

Our R&D center provides:

? Material property optimization

? Dimensional tailoring (0.1mm precision)

? Surface treatment customization

? Application-specific magnetic performance tuning

**Global Partnership Network**

Through our "Co-Creation Platform", we facilitate:

? Technical collaboration between international engineering teams

? Cross-border quality assurance protocols

? Just-in-time delivery solutions

? Compliance management (REACH, RoHS, ASTM standards)

Certified by TUV SUD and holding AEO accreditation, we continue to pioneer sustainable steel solutions while maintaining 92% client retention rate since 2015.

Company Profile

Zhuhai King Magnetics Technology Co., Ltd. Locates at Zhuhai Nanping Science and Technology Zone, mainly engaged in development, production and sales of nanocrystalline and amorphous materials, ribbons, cores and components. Our company has advanced production equipments and precision test instruments. We have annual production capacity of ten million pieces of nanocrystalline and amorphous cores. Thanks to advanced production technology and production management system, our nanocrystalline and amorphous cores are high quality, high performance, good consistency and high stability. We specialize in research of innovative nanocrystalline and amorphous magnetic materials. We can design special nanocrystalline and amorphous cores and components for customers, and help customers develop the best application solutions. Our cores are 100% tested before shipping.

Our main products:

1. Nanocrystalline cores for common mode chokes

2. Nanocrystalline cores for High Frequency Power Transformers

3. Amorphous C cores

4. Nanocrystalline C cores

5. Epoxy coated nanocrystalline cores and bead cores

6. High Br/BS Nanocrystalline cores for magnetic amplifier (Mag-AMP)

7. Amorphous and nanocrystalline gap cores

8. Custom-made amorphous and nanocrystalline cores and magnetic components

Dongguan JH Amorphous Co., Ltd., established in 2014, has grown as a major supplier of components for industries producing and using today's most advanced electronics.

During these 10 years, we have acquired the experience, technical expertise and production capability to make us one of the most competitive producers in our industry.

Guided by Mr. Hank Chan's extensive 18+ years of experience in the amorphous industry, we have built a robust portfolio in OEM and ODM services, serving over 200 esteemed clients, including Huawei, Geli, and Jinquanhua.

As a full-service, one-stop amorphous core manufacturer, we offer a comprehensive range of services, including coating, slitting, stamping, winding, annealing, and custom assembly. Our R&D team is committed to providing technical support, design review, and testing from the initial concept through production. They are also capable of handling both standard and custom fabrications in any quantity, ensuring that our products meet the performance needs and expectations of customers.

Our production capabilities are marked by a high degree of automation, featuring 22 winding machines, 5 annealing equipment, 4 automatic dispensing machines, 5 automatic assembly machines, 10 inductor testers and 1 CCD auto-inspect machine. This advanced automation not only enhances our annual production capacity to 12, 000, 000 units but also ensures meticulous quality inspection at every production stage.

In the industry, we stand out for our various selection of amorphous and nanocrystalline materials, available in all types and thicknesses, perfect for standard core sizes and custom tape winding toroidal assemblies. Likewise, we offer a complete array of highest-grade magnetic materials, designed to cater to diverse transformer assembly needs. This guarantees that our products fulfill many applications, while meeting critical dimensional and weight requirements, such as audio parts, compressors, inverters, conductors, transformers, chokes and more. We're passionate about quality, which is why we strictly follow quality control measures that align with ISO9001: 2015 and IATF16949 standards. These certifications aren't just about compliance; They showcase our commitment to safety, environmental responsibility, and innovation.

For the past ten years, we've been leading the way in improving the performance, efficiency, and sustainability of amorphous cores. And we're always staying up-to-date.

The requirements of each of Dongguan JH' s customers are unique in their own way, especially given the wide range of applications for our components. That's why we provide custom capabilities. We can enhance component performance, achieve particular design specifications, and even address assembly and other production and distribution concerns.

We encourage you to discuss your specific needs by contacting us at whatsapp +86 13686646827 or send inquiry.