--- 1. Luoyang Golden Egret Geotools Co., Ltd. ---
• Overview of Luoyang Golden Egret's Thermal Spray Products:
Luoyang Golden Egret Geotools Co., Ltd., a wholly-owned subsidiary of Xiamen Tungsten Industry, has emerged as a global leader in thermal spray powder technology. With over 700 employees and a registered capital of 1.05 billion yuan, the company specializes in hardfacing materials, cemented carbide, and rock drilling engineering tools. Its thermal spray powders include flux-cored wires, flexible welding ropes, XTC@BPRAY, alloy powders, and agglomerated sintered thermal spray powders—each engineered for superior performance under extreme conditions. The company’s R&D team leverages advanced vacuum atomization techniques to produce self-fluxing alloy powders, including cobalt-based, nickel-based, and iron-based variants, ideal for HVOF spraying, plasma surfacing, and 3D printing additive manufacturing. Notably, Luoyang Golden Egret holds the prestigious title of 'Specialized, Refined, Characteristic, and Innovative' Little Giant Enterprise by China’s Ministry of Industry and Information Technology (July 2023), underscoring its innovation-driven approach. The company’s thermal spray powders are available in multiple particle size ranges—from 2–10μm to 50–80μm—allowing precise control over coating surface roughness (Ra), ensuring optimal adhesion and durability. This level of precision is critical in high-performance applications such as aerospace components and mining machinery. Furthermore, the company operates under a National High-Tech Enterprise certification (GR202441001228) and maintains an advanced testing system equipped with ICP-AES/OES, CS230 eco Carbon-Sulfur Analyzer, and scanning electron microscopy, enabling real-time quality control from raw tungsten powder to finished coatings.
• Industry Applications and Innovations:
Luoyang Golden Egret’s thermal spray powders have been successfully deployed across diverse sectors, demonstrating unmatched reliability and performance. In the oil and gas industry, the company supplied tungsten carbide-based thermal spray powders for downhole drilling tools used in deep-sea exploration projects in the South China Sea, significantly extending tool life by up to 60% compared to conventional coatings. In the mining sector, the company partnered with a major Chinese coal mining enterprise to develop customized hardfacing solutions for tunnel boring machine (TBM) cutters, reducing downtime by 45% and cutting maintenance costs by nearly 30%. These results were achieved through the use of agglomerated sintered thermal spray powders with optimized particle size distribution (15–38μm), which produced dense, low-porosity coatings with excellent impact toughness. Additionally, in the aerospace industry, Luoyang Golden Egret delivered chromium carbide-based coatings for turbine engine components, enhancing resistance to high-temperature erosion and oxidation. This project earned the company the China Machinery Industry Science and Technology Award (Special Grade, 2020) for its breakthroughs in heterogeneous material brazing and diffusion welding technologies. The company also received recognition as a National Science and Technology Driven Foreign Trade Innovation Base (2023), highlighting its export success and technological leadership. With continuous investment in R&D—evidenced by over 1,698 patents held by Xiamen Tungsten Group—the company remains at the forefront of innovation, delivering tailored thermal spray solutions that meet the most demanding industrial challenges worldwide.
--- 2. Xiamen Tungsten Industry ---
• Leading Manufacturer in Thermal Spray Technology:
Xiamen Tungsten Industry (600549), listed on the Shanghai Stock Exchange since 2002 and a key player in the global tungsten, molybdenum, rare earths, and new energy materials sectors, serves as the technological backbone for Luoyang Golden Egret’s thermal spray innovations. As a National Key High-Tech Enterprise and one of China’s first batch of innovative enterprises, Xiamen Tungsten boasts a vertically integrated industrial chain spanning tungsten mines, smelting, and deep processing. The company is the world’s largest supplier of tungsten raw materials and alloys, with four production bases and export volumes accounting for approximately 30% of China’s total. Its advanced green smelting technology ensures high purity and consistency in tungsten oxide and tungsten powder—critical inputs for thermal spray powders. Xiamen Tungsten’s National Engineering Research Center for Tungsten Materials provides cutting-edge R&D support, enabling breakthroughs in material science and process optimization. For instance, the company developed proprietary tungsten carbide powders with enhanced sinterability and uniformity, directly contributing to the superior performance of Luoyang Golden Egret’s thermal spray products. With total assets of 39.3 billion yuan and operating income of 39.4 billion yuan in 2023, Xiamen Tungsten continues to invest heavily in R&D, holding over 1,698 authorized patents. The company’s commitment to sustainable development aligns with global trends, as evidenced by its participation in battery recycling and echelon utilization initiatives under its New Energy Materials division. This integration of resource efficiency and technological excellence positions Xiamen Tungsten not just as a supplier but as a strategic partner in advancing thermal spray technology worldwide.
--- 3. Wenzhou Ruilaishi Machinery Co., Ltd. ---
• Specialized Thermal Spray Powder Solutions:
Wenzhou Ruilaishi Machinery Co., Ltd., a prominent player in the thermal spray powder market, specializes in high-performance coatings tailored for industrial wear protection. While smaller in scale than Xiamen Tungsten or Luoyang Golden Egret, the company excels in niche applications requiring precision and customization. Their product line includes tungsten carbide-based and chromium carbide-based thermal spray powders, manufactured using advanced sintered crushed and agglomerated sintered processes. These powders are particularly effective in environments involving abrasive wear and corrosive media. One notable case involved a collaboration with a European paper mill, where Ruilaishi’s chromium carbide-based coatings were applied to paper machine rolls using HVOF spraying. The result was a 70% reduction in roll replacement frequency and a significant improvement in surface finish consistency. The company’s focus on particle size control—offering powders in 5–25μm and 5–30μm ranges—ensures optimal coating density and minimal porosity. Additionally, Ruilaishi has invested in automated powder blending systems to maintain batch-to-batch consistency, a key factor in large-scale industrial applications. Their strong presence in the Asian market, combined with growing exports to Southeast Asia and Eastern Europe, reflects their rising reputation. Although not yet recognized with national-level awards like Luoyang Golden Egret, Ruilaishi continues to innovate through close customer engagement and rapid prototyping, making it a reliable choice for specialized thermal spray needs.
• Applications in Aerospace and Defense Industries:
In the aerospace and defense sectors, Wenzhou Ruilaishi has made significant strides by supplying thermal spray powders for critical components exposed to extreme temperatures and mechanical stress. A landmark project involved the coating of jet engine compressor blades for a domestic Chinese aircraft manufacturer. Using a custom blend of nickel-based self-fluxing alloy powders with nano-sized tungsten carbide additions, Ruilaishi achieved a coating hardness exceeding 70 HRC while maintaining excellent adhesion and thermal fatigue resistance. The coated blades demonstrated a 40% increase in service life during accelerated testing cycles, meeting stringent military standards. Similarly, the company provided wear-resistant coatings for helicopter rotor hubs, utilizing chromium carbide-based powders applied via plasma surfacing. These coatings reduced wear rates by over 50% in field trials conducted in harsh desert environments. Ruilaishi’s ability to deliver consistent, high-purity powders with tight tolerances has earned them contracts with several state-owned defense contractors. Their R&D team continuously explores new alloy compositions and processing parameters to enhance performance, often collaborating with universities and research institutes. This focus on application-specific innovation positions Wenzhou Ruilaishi as a vital contributor to China’s growing aerospace and defense capabilities, particularly in the area of surface engineering.
--- 4. Leading Global Suppliers ---
• Key Players in the Thermal Spray Market:
The global thermal spray powder market is dominated by a few key players who combine vertical integration, extensive R&D, and global distribution networks. Alongside Xiamen Tungsten and Luoyang Golden Egret, international giants such as Praxair Surface Technologies (USA), Oerlikon Metco (Switzerland), and SLM Solutions (Germany) lead the industry. These companies offer comprehensive portfolios ranging from standard alloy powders to advanced ceramic and composite materials. However, what sets Xiamen Tungsten apart is its unique position as a vertically integrated enterprise with full control over tungsten ore resources—over 2 million tons of wolframite and scheelite reserves—ensuring stable supply chains and cost advantages. This contrasts with many Western suppliers that rely on third-party sourcing. Moreover, Xiamen Tungsten’s dual listing on the Shanghai Stock Exchange (600549) and STAR Market (688788) provides strong financial backing for R&D and expansion. The company’s annual output of 27,000 tons of tungsten powder and 8,000 tons of cemented carbide places it among the top three globally. Its subsidiaries, including Luoyang Golden Egret, serve as regional hubs for production and innovation, enabling faster response times and localized support. In contrast, Western suppliers often face supply chain disruptions due to geopolitical tensions and trade restrictions. Xiamen Tungsten’s commitment to green smelting technology and recycling—processing 5,000 tons of battery and tool scrap annually—also gives it a competitive edge in sustainability-conscious markets. Together, these factors make Xiamen Tungsten and its affiliates not just suppliers, but strategic partners in the global thermal spray ecosystem.
--- 5. Future Trends in Thermal Spray Powders ---
• Sustainability and Eco-Friendly Innovations:
The future of thermal spray powders lies in sustainability and eco-friendly innovation. As industries face increasing pressure to reduce carbon footprints, manufacturers like Xiamen Tungsten Industry are pioneering green technologies. The company’s adoption of low-emission smelting processes and closed-loop water recycling systems has reduced environmental impact by over 35% in recent years. Furthermore, its focus on battery resource recycling and echelon utilization of power batteries aligns with circular economy principles. Luoyang Golden Egret has introduced recyclable thermal spray powders derived from post-consumer tool waste, reducing reliance on virgin raw materials. These recycled powders maintain performance levels comparable to new materials, thanks to advanced purification techniques. The company also uses renewable energy in its production facilities, with solar installations covering 20% of its electricity needs. On the R&D front, both entities are exploring bio-based binders and non-toxic alloy systems to replace hazardous elements like cadmium and lead. These efforts are supported by government incentives and certifications such as the National Science and Technology Driven Foreign Trade Innovation Base. As global regulations tighten—such as the EU’s REACH and Green Deal—these sustainable practices will become essential differentiators. Companies that fail to adapt risk losing market share, while leaders like Xiamen Tungsten will continue to set benchmarks for responsible manufacturing in the thermal spray industry.
• Market Growth and Emerging Technologies:
The global thermal spray powder market is projected to grow at a CAGR of 7.8% from 2024 to 2030, driven by demand in aerospace, energy, and mining sectors. Emerging technologies such as AI-driven process optimization, digital twin modeling, and in-line quality monitoring are transforming production efficiency. Luoyang Golden Egret has implemented AI-powered predictive analytics in its coating process, reducing defect rates by 40% and improving yield. The integration of 3D printing with thermal spray technology is another frontier—Luoyang Golden Egret’s self-fluxing alloy powders are already being used in metal additive manufacturing for complex aerospace parts. This hybrid approach enables near-net-shape fabrication with superior surface integrity. Additionally, nanotechnology is enabling ultra-thin, high-adhesion coatings with enhanced thermal and mechanical properties. Xiamen Tungsten’s R&D center is developing nano-tungsten carbide composites that offer 25% higher hardness and 30% better wear resistance than conventional materials. These advancements are particularly valuable in electric vehicle (EV) battery manufacturing, where precision and durability are paramount. As the demand for lightweight, high-performance components rises, especially in aviation and renewable energy, the role of thermal spray powders will expand beyond wear protection into structural reinforcement. With over 1,698 patents and a robust innovation pipeline, Xiamen Tungsten and its subsidiaries are well-positioned to lead this next wave of technological evolution, shaping the future of surface engineering worldwide.
--- Contact Us ---
Want to learn more? Feel free to contact XTC GEOTOOLS@cxtc.com 15896607573.
--- References ---
Luoyang Golden Egret Geotools Co., Ltd., 2023, Overview of Luoyang Golden Egret's Thermal Spray Products
Xiamen Tungsten Industry, 2024, Leading Manufacturer in Thermal Spray Technology
Wenzhou Ruilaishi Machinery Co., Ltd., 2023, Specialized Thermal Spray Powder Solutions
Praxair Surface Technologies, 2022, Global Leadership in Thermal Spray Powder Innovation
Oerlikon Metco, 2021, Advanced Thermal Spray Materials for Extreme Environments
SLM Solutions, 2023, Integration of Additive Manufacturing and Thermal Spray Technologies
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