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市場調查報告書
商品編碼
1802935
2032 年工業渣增值回收市場預測:按成分、製程類型、來源、應用、最終用戶和地區進行的全球分析Industrial Slag Upcycling Market Forecasts to 2032 - Global Analysis By Component (Blast Furnace Slag, Steelmaking Slag and Non-Ferrous Slag), Process Type, Source, Application, End User and By Geography |
根據 Stratistics MRC 的數據,全球工業渣增值回收市場預計在 2025 年達到 50.3 億美元,到 2032 年將達到 83.5 億美元,預測期內的複合年成長率為 7.5%。
將冶煉、煉鋼和其他冶金製程產生的副產品轉化為有用的二次資源,而不是將其作為廢棄物丟棄,這種永續的做法被稱為工業渣增值回收。透過造粒、研磨和化學活化等先進治療方法,渣可以回收用於水泥和混凝土生產、道路建設、土壤穩定,甚至作為稀土金屬的來源。這項策略取代了水泥熟料和石灰石等能源密集型原料,減少了建材的碳排放,同時最大限度地減少了環境污染和掩埋負擔。
根據歐洲冶金礦渣協會 (EUROSLAG) 的數據,2023 年歐洲產生了約 3,760 萬噸礦渣,其中 95% 以上用於建築、水泥和其他用途。
建設產業的需求
推動工業礦渣增值回收需求的主要因素之一是建築業的擴張,尤其是在新興國家。由礦渣製成的產品,例如粒化高爐礦渣(GGBFS),經常被用作額外的膠凝成分,以提高混凝土的永續性、強度和耐久性。礦渣是水泥熟料和其他能源密集原料的環保替代品。此外,由於其在高層建築、道路、橋樑和城市基礎設施中的應用日益增多,市場正在經歷進一步的快速成長。
技術和加工的初始成本高
現代技術和加工設施的高昂初始成本是限制工業渣增值回收業務的主要因素之一。造粒、破碎、化學活化和金屬回收等製程需專用設備,能耗較高。此外,此類基礎設施的建設成本通常高得令人望而卻步,難以為中小企業和低度開發國家所接受,這限制了其廣泛應用。儘管長期效益顯著,但高昂的初始成本卻是阻礙因素,尤其是在工業預算緊張的地區。
創新和高價值應用
加工技術的進步正在創造超越傳統水泥和建築用途的新收入來源。礦渣如今可用於玻璃製造、陶瓷、肥料、土壤改良劑,甚至借助創新技術,也能應用於碳捕獲等先進領域。此外,從礦渣中回收稀土、鈦和釩等貴重金屬的技術正在創造高價值的次市場。隨著研發支出的持續成長,礦渣增值回收正從廢棄物管理策略演變為利潤豐厚的工業資源產業。
來自環保替代品的競爭
礦渣並非唯一在工業和建築領域日益普及的環保材料。飛灰、矽灰、再生骨材以及無機聚合物水泥等低碳替代品正日益普及。此外,如果這些材料比基於礦渣的替代品更經濟實惠、更易於獲取,或得到立法框架的更好支持,這可能會威脅到市場的成長軌跡。
新冠疫情工業渣增值回收市場產生了多方面的影響。最初,由於封鎖、勞動力短缺和供應鏈中斷,營運受到干擾,導致渣收集和處理活動減少。基礎設施計劃延期和建築施工放緩導致對渣基材料的需求下降,而鋼鐵產量下降也限制了渣的供應。然而,疫情也提高了全球對永續性、綠色建築和循環經濟實踐的認知,為渣增值回收重新創造了機會,因為各行各業在復甦期間都在尋求價格實惠、環保的材料。
預計在預測期內造粒領域將佔據最大佔有率
預計在預測期內,造粒細分市場將佔據最大的市場佔有率。熔融的礦渣用水或空氣快速冷卻,生成粒化高爐礦渣 (GGBFS),然後研磨成細粉。 GGBFS 作為水泥的補充成分,在建築領域備受推崇,它能夠提高混凝土的強度、耐久性和永續性,同時與傳統水泥熟料相比顯著減少二氧化碳排放。此外,造粒技術廣泛應用於水泥和混凝土生產,由於其經濟實惠且環境效益顯著,是全球最廣泛且經濟可行的礦渣增值回收技術。
預計在預測期內,先進材料和複合材料產業將以最高的複合年成長率成長。
預計先進材料和複合材料領域將在預測期內實現最高成長率。這一成長源於礦渣衍生材料在高價值應用領域的日益廣泛應用,例如玻璃、無機聚合物、地工聚合物以及用於電子、汽車和航太工業的新型複合材料。這些尖端應用除了提升材料性能外,還推動各行各業實現永續性、耐用性和輕量化目標。此外,不斷增加的研發投入以及對高性能、環保的傳統材料替代品日益成長的需求,使得先進材料和複合材料領域成為礦渣增值回收領域中成長最快的領域。
預計亞太地區將在預測期內佔據最大的市場佔有率,主要得益於其廣泛的鋼鐵製造基礎、快速的工業化以及對環保建築材料日益成長的需求。就鋼鐵和冶金工業產品而言,中國、印度、日本和韓國等國家產生大量的礦渣,從而開闢了許多增值回收機會。快速的基礎設施建設、都市化以及鼓勵循環經濟原則的政府項目也促使礦渣基產品被納入水泥、混凝土和道路建設。此外,由於成本優勢、扶持政策和龐大的終端用戶群,亞太地區在礦渣回收和增值方面引領全球市場。
預計北美將在預測期內實現最高的複合年成長率,這得益於對環保建築的日益關注、更嚴格的環境法以及循環經濟原則的日益普及。作為脫碳和綠色建築努力的一部分,美國和加拿大正在積極將礦渣基產品納入基礎設施計劃。對可再生能源和永續城市發展的投資不斷增加,以及礦渣處理技術的進步,正在推動對環境修復、無機聚合物和複合材料等高價值應用的需求。有利的政府法規以及對低碳水泥和混凝土替代品的大力推動,使北美成為成長最快的地區。
According to Stratistics MRC, the Global Industrial Slag Upcycling Market is accounted for $5.03 billion in 2025 and is expected to reach $8.35 billion by 2032 growing at a CAGR of 7.5% during the forecast period. The sustainable practice of turning by-products from smelting, steelmaking and other metallurgical processes into useful secondary resources as opposed to throwing them away as waste is known as industrial slag upcycling. Slag can be recycled into uses including the manufacturing of cement and concrete, road building, soil stabilization, and even as a source of rare metals by using sophisticated treatment methods like granulation, grinding, and chemical activation. This strategy replaces energy-intensive raw materials like clinker and limestone, which lowers the carbon footprint of building materials while also minimizing environmental contamination and the strain on landfills.
According to EUROSLAG (the European association for metallurgical slag), Europe produced ~37.6 Mt of slag in 2023 and more than 95% was used in applications like construction, cement, etc.
Demand in the construction industry
One of the main factors driving demand for industrial slag upcycling is the expanding building industry, especially in emerging nations. Products made from slag, such as ground granulated blast furnace slag (GGBFS), are frequently utilized as additional cementitious ingredients to improve the sustainability, strength, and durability of concrete. Slag provides an environmentally beneficial alternative to clinker and other energy-intensive raw materials, as the building sector is under pressure to lessen its carbon footprint. Additionally, the market is growing even faster as a result of its rising use in high-rise structures, roadways, bridges, and urban infrastructure.
High initial expenses for technology and processing
The high initial cost of modern technology and processing facilities is one of the main factors limiting the industrial slag upcycling business. Granulation, grinding, chemical activation, and metal recovery are some of the processes that require specialized equipment and high energy consumption. Furthermore, the cost of setting up such infrastructure is typically prohibitive for smaller businesses and underdeveloped nations, which restricts its widespread adoption. Even while the long-term advantages are substantial, the hefty initial expenses serve as a disincentive, especially in areas with tight industrial budgets.
Innovation in technology and high-value uses
Technological developments in processing are creating new sources of income outside of the conventional applications for cement and building. Slag can now be used in glassmaking, ceramics, fertilizers, soil conditioners, and even more sophisticated uses like carbon capture materials owing to innovative techniques. In addition, technologies that recover valuable metals from slag, including rare earths, titanium, and vanadium, generate high-value secondary markets. As research and development expenditures persist, slag upcycling is evolving from a waste management tactic to a lucrative industrial resource enterprise.
Competition from green alternative materials
Slag is not the only environmentally friendly material that is becoming more popular in the industrial and construction sectors. The promotion of low-carbon alternatives such as fly ash, silica fume, recycled aggregates, and cutting-edge materials like geopolymer cement is growing. Moreover, the market's growth trajectory could be threatened if these materials outcompete slag-based alternatives if they become more affordable, accessible, or better supported by legislative frameworks.
The COVID-19 pandemic had a mixed effect on the industrial slag upcycling market. At first, lockdowns, labor shortages, and supply chain disruptions caused operations to be disrupted, which in turn decreased slag collection and processing activities. The demand for slag-based materials decreased as a result of infrastructure project delays and construction slowdowns, and the supply of slag was also constrained by decreased steel production. However, as industries looked for affordable, environmentally friendly materials during the recovery phase, the pandemic increased global awareness of sustainability, green building, and circular economy practices, which reopened opportunities for slag upcycling.
The granulation segment is expected to be the largest during the forecast period
The granulation segment is expected to account for the largest market share during the forecast period. In order to create granulated slag, which is subsequently ground into a fine powder known as Ground Granulated Blast Furnace Slag (GGBFS), molten slag is rapidly cooled using either water or air. As an additional cementitious material that improves concrete's strength, durability, and sustainability while drastically lowering CO2 emissions when compared to conventional clinker, GGBFS is highly prized in the construction sector. Moreover, granulation is the most popular and economically feasible slag upcycling technique in the world due to its extensive use in the manufacturing of cement and concrete, as well as its affordability and environmental advantages.
The advanced materials & composites segment is expected to have the highest CAGR during the forecast period
Over the forecast period, the advanced materials & composites segment is predicted to witness the highest growth rate. The growing use of materials derived from slag in high-value applications like glass, ceramics, geopolymers, and novel composites for the electronics, automotive, and aerospace industries is what is driving this growth. These cutting-edge uses promote sustainability, durability, and lightweighting objectives across industries in addition to improving material performance. Additionally, the advanced materials & composites segment is quickly becoming the fastest-growing area within slag upcycling due to increased R&D investments and the growing demand for high-performance, environmentally friendly substitutes for conventional materials.
During the forecast period, the Asia-Pacific region is expected to hold the largest market share, principally propelled by its extensive steel manufacturing base, swift industrialization, and robust need for environmentally friendly building materials. As byproducts of their steel and metallurgical industries, nations like China, India, Japan, and South Korea produce enormous amounts of slag, which opens up a plethora of upcycling opportunities. Slag-based products are also being incorporated into cement, concrete, and road construction due to the rapid growth of infrastructure, urbanization, and government programs encouraging circular economy principles. Furthermore, the Asia-Pacific region leads the world market in slag recycling and value-adding due to its cost advantages, supportive policies, and sizable end-user base.
Over the forecast period, the North America region is anticipated to exhibit the highest CAGR, driven by a greater focus on environmentally friendly building, more stringent environmental laws, and the growing use of circular economy principles. As part of decarbonization and green building efforts, the US and Canada are aggressively incorporating slag-based products into infrastructure projects. Growing investments in renewable energy and sustainable urban development, along with technological advancements in slag processing, are driving up demand for high-value applications like environmental remediation, geopolymers, and composites. With favorable government regulations and a significant move toward low-carbon cement and concrete substitutes, North America is the region with the fastest rate of growth.
Key players in the market
Some of the key players in Industrial Slag Upcycling Market include Andritz AG, Phoenix Services Inc, FLSmidth & Co. A/S, Nippon Steel, Harsco Environmental, Stein Inc., Tata Steel, Befesa S.A., Metso Outotec Corporation, TMS International, Cronimet Mining AG, Posco, JFE Steel, Tenova S.p.A., KHD Humboldt Wedag International AG and Primetals Technologies Limited.
In April 2025, Phoenix Service Partners is pleased to announce the successful closing of a $150 million asset-based lending (ABL) facility that includes an additional $100 million accordion feature. This strategic financing initiative was closed concurrently with Phoenix's $100 million equity partnership agreement, further strengthening the company's financial foundation and growth trajectory.
In October 2024, Harsco Environmental announced that it has signed a 10-year services contract with Nucor Steel Kingman in Arizona, a leading manufacturer of steel and steel products. This contract is a testament to our commitment to safety and sustainability, and we are proud to be a technology partner providing Nucor with economically viable solutions for the treatment and reuse of their production co-products.
In October 2024, Tata Steel has signed a contract with an Italy-headquartered metals technology multinational to deliver a state-of-the-art electric arc furnace (EAF) as part of its green steelmaking drive in the UK. The Indian steel major's pact last week with Tenova for its Port Talbot site in Wales, the UK's largest steelworks, has been described as a significant milestone on the road to reducing carbon emissions by 90 per cent a year once it is commissioned from the end of 2027.
Note: Tables for North America, Europe, APAC, South America, and Middle East & Africa Regions are also represented in the same manner as above.