Sponge Iron Powder: Industrial Uses and Wholesale Insights

Introduction: What Is Sponge Iron Powder?

Sponge iron powder, also known as direct reduced iron (DRI) powder, is a highly porous form of iron produced through the reduction of iron ore without melting. This powder plays a critical role in various industries ranging from metallurgy to additive manufacturing.

Due to its high surface area, purity, and reactivity, sponge iron powder is ideal for applications requiring sintering, chemical reactivity, and alloying. It is widely used in powder metallurgy, welding electrodes, magnetic materials, and as a reducing agent in chemical processes.

With the rise of additive manufacturing and advanced engineering materials, the demand for high-quality iron powders, especially sponge iron powder, is increasing among wholesale buyers, e-commerce resellers, and industrial manufacturers.

Key Attributes of Sponge Iron Powder:

속성설명
모양Grey, porous, granular powder
입자 크기Typically 20–200 microns
순도High iron content (Fe > 95%)
밀도Lower than atomized powders (porous)
생산 방법Direct Reduction of Iron Ore

Industrial Applications of Sponge Iron Powder

Sponge iron powder is a versatile material used across multiple industries. Below are some of the most prominent application areas:

분말 야금

In powder metallurgy, sponge iron powder is a foundational material. It is used to produce structural components by compacting and sintering the powder into desired shapes.

  • Automotive parts (gears, bushings, brackets)
  • Machinery components
  • Hand tools

Welding Electrode Manufacturing

Sponge iron powder is used in the coatings of welding electrodes due to its excellent metallurgical properties and controlled oxygen content.

  • Enhances arc stability
  • Improves slag detachability
  • Boosts weld metal recovery

적층 제조

Sponge iron powder is gaining traction in 3D 프린팅 applications where cost-effective iron-based powders are required. Companies like 상하이 트루어 기술 유한공사 are leading the charge in developing high-performance metal powders for additive manufacturing using advanced plasma and SEBM technologies.

  • Prototype development
  • Custom tooling
  • Structural parts with affordable raw material cost

Magnetic Materials

Due to its high iron content and magnetic properties, sponge iron powder is used in:

  • Soft magnetic composites
  • 인덕터 코어
  • 전자기 차폐

화학 산업

Sponge iron powder is a reducing agent in various chemical processes, including:

  • Desulfurization
  • Wastewater treatment
  • Catalyst preparation

Types of Sponge Iron Powder

There are several grades and types of sponge iron powder available, each tailored for specific industrial needs. Below is a breakdown:

유형주요 기능일반적인 사용 사례
High-Purity Grade>98% Fe, low carbon and sulfur contentPowder metallurgy, magnetic applications
Medium-Purity Grade~95–97% FeWelding electrodes, structural parts
Coarse Particle PowderLarger particles (100–200 microns)Chemical reduction processes
Fine Particle PowderSmaller particles (<100 microns)적층 제조, 소결

Each type can be customized in terms of particle size distribution (PSD), flowability, and compressibility depending on the production method and end-use requirements.

제작 방법

There are several ways to produce sponge iron powder:

  • Solid-State Reduction: Iron ore is reduced using coal or gas in a furnace.
  • Electrolytic Reduction: Produces extremely pure powder but is expensive.
  • 수소 감소: Cleaner method, effective for fine powders.
  • 플라즈마 회전 전극 공정(PREP): Used by 상하이 트루어 to produce spherical and high-purity powders.

Shanghai Truer offers customized solutions and metal powder production equipment for clients requiring strict quality control and precision specifications.

인코넬 939 파우더

시장 동향 및 성장 기회

The global sponge iron powder market is experiencing a steady upward trajectory, driven by increasing demand in powder metallurgy, automotive, and additive manufacturing sectors. According to industry reports, the iron powder market is estimated to grow at a CAGR of 6.5% through 2030, with sponge iron powder playing a crucial role in this expansion.

주요 시장 동인

  • Powder Metallurgy Growth: Lightweight and precision components used in electric vehicles (EVs) and industrial machinery are fueling demand.
  • 적층 제조: The rise of 3D printing is creating new opportunities for low-cost iron-based powders.
  • Sustainable Manufacturing: Sponge iron powder supports energy-efficient and low-waste production methods.
  • Emerging Economies: Countries like India, Brazil, and Southeast Asia are increasing production capacity and consumption.

Industry Segmentation

세그먼트Market Share (%)Growth Focus
자동차35%EV components, structural parts
산업 기계25%Bearings, gears, bushings
적층 제조20%Prototyping, tooling, small batches
Electronics & Magnetic Use10%변압기, 인덕터
Other (Chemical, Welding)10%Electrodes, catalysts

Regional Highlights

  • 아시아 태평양: Largest producer and consumer, led by China and India.
  • 유럽: Focused on high-performance and sustainable manufacturing.
  • 북미: Innovation in additive manufacturing and customized alloy development.

Shanghai Truer Technology Co., Ltd is well-positioned to meet this growing demand with its advanced powder-making equipment and tailored metal powder solutions for global clients.


Key Factors to Consider When Choosing a Sponge Iron Powder Supplier

Choosing the right supplier is critical for manufacturers, distributors, and wholesale buyers who rely on consistent quality and reliable delivery. Here are the essential factors to evaluate:

1. Powder Consistency and Quality

  • 순도 수준: High iron content with minimal impurities.
  • 입자 크기 분포(PSD): Uniform PSD is crucial for sintering and flowability.
  • 수분 함량: Low moisture enhances shelf-life and performance.

2. Production Technology

  • PREP and SEBM: Advanced technologies like Plasma Rotating Electrode Process (PREP) and Selective Electron Beam Melting (SEBM) offer superior control over powder characteristics.
  • 맞춤형 합금 개발: Suppliers with in-house R&D can customize powders for specific applications.

Shanghai Truer combines both PREP 및 SEBM 기술 to offer high-performance sponge and spherical metal powders for additive manufacturing and powder metallurgy.

3. Certification and Compliance

  • ISO 9001 or other quality certifications
  • Compliance with REACH, RoHS, ASTM standards
  • Material traceability and batch testing

4. Logistics and Scalability

  • Lead time and global shipping capabilities
  • Ability to scale from prototypes to mass production
  • Technical support and after-sales service

5. Innovation and R&D

Suppliers that invest in research and development can offer:

  • Improved powder morphology
  • 낮은 산소 함량
  • Customizable particle shapes and sizes

Shanghai Truer has established a Joint Innovation Center with top laboratories and renowned research institutions, giving it a significant advantage in delivering next-generation metal powders.


CMSX-4 파우더

Top Global Suppliers of Sponge Iron Powder

Here are some of the leading companies in the sponge iron powder market, including their strengths and specialties:

공급업체 이름국가주요 강점
상하이 트루어 기술 유한공사중국Integrated powder production, SEBM & PREP, R&D innovation
Hoganas AB스웨덴Global leader in metal powders, strong R&D
리오 틴토 메탈 파우더캐나다Large-scale production, automotive focus
JFE 스틸 코퍼레이션일본High-purity powders, industrial applications
Pometon S.p.A.이탈리아Customizable powders, strong EU presence

상하이 트루어가 돋보이는 이유

  • Integrated Solutions: From powder production to additive manufacturing services
  • Custom Alloys: Including Ti-based, CoCrMo, and advanced iron alloys
  • Advanced Equipment: Offers both powder and 3D printing system manufacturing
  • Global Reach: Supplies to Europe, Asia, and North America
  • Proven Expertise: Founded in 2009 with a dedicated additive manufacturing division since 2019

To explore Truer’s full product range and capabilities, visit their 제품 카탈로그.

Why More Buyers Are Choosing Shanghai Truer

In today’s competitive industrial landscape, buyers are increasingly prioritizing not just price, but also quality, consistency, and innovation in their supply chains. Shanghai Truer Technology Co., Ltd has emerged as a preferred choice for global B2B buyers sourcing high-quality sponge iron powder. Here’s why:

1. Integrated Manufacturing Capabilities

Shanghai Truer is one of the few companies offering a complete vertical supply chain solution—from powder production to additive manufacturing equipment.

  • In-house PREP and SEBM powder-making systems
  • Custom alloy development for specialized applications
  • Spherical and porous powder options available

2. Customization & R&D Partnership

Shanghai Truer collaborates with top universities and research institutions to offer clients tailored solutions. Whether you need specific particle sizes, purity levels, or alloy compositions, their team can deliver personalized batches for your application.

  • 금속 3D 프린팅 공동 혁신 센터
  • Technical consulting and powder testing
  • Co-development of new materials for strategic partners

3. Global Supply Chain & Support

With a strong logistics network and technical support team, Shanghai Truer can serve clients across Asia, Europe, and North America. Their responsive service and transparent communication make them a trusted supplier.

  • Multilingual support team
  • Consistent lead times for bulk orders
  • Technical documentation and compliance certifications

👉 Explore how Shanghai Truer can support your business on their 회사 소개 페이지.


How to Order Wholesale Sponge Iron Powder

Buying sponge iron powder in bulk can be seamless if you follow a structured procurement process. Here’s a quick guide for wholesale buyers, distributors, and OEM manufacturers:

단계별 주문 프로세스

단계Action Item
1. Contact SalesSubmit an inquiry through the 문의 페이지
2. Define SpecificationsProvide details: purity, particle size, quantity, application
3. Receive QuotationYou’ll receive a detailed quote with lead time, pricing, and certifications
4. Sample TestingRequest a sample for testing and validation
5. Confirm OrderFinalize contract terms and delivery schedule
6. Delivery & SupportReceive shipment with ongoing technical assistance

MOQ and Customization

  • Minimum Order Quantity (MOQ): Typically 25 kg for custom batches
  • Stock Availability: Standard grades are available for immediate shipment
  • Private Labeling: Available for distributors and resellers

To explore available grades and request a quote, visit the sponge iron section of the product catalog.


NiFe50 분말

FAQs: Common Questions About Sponge Iron Powder

Here are some of the most frequently asked questions we receive from B2B buyers and industry professionals:

1. What is the difference between sponge iron powder and atomized iron powder?

기능Sponge Iron PowderAtomized Iron Powder
ProductionSolid-state reduction가스 또는 물 분무
StructurePorous, irregular구형 또는 불규칙형
비용Lower더 높음
애플리케이션Welding, sintering, chemical reductionAdditive manufacturing, bonding, PM parts

Sponge iron powder is typically more reactive and cost-effective for certain applications.

2. Can Shanghai Truer provide custom alloy powders?

Yes, Shanghai Truer specializes in custom alloy development. They offer various grades of Ti-based alloys, Ni alloys, and CoCrMo powders—ideal for both traditional and 3D printing applications. Learn more about their custom alloy powders.

3. What certifications does the company hold?

Shanghai Truer complies with international quality standards, including:

  • ISO 9001: Quality Management
  • RoHS and REACH compliance
  • Material batch traceability and chemical composition reports

4. What is the lead time for bulk orders?

Depending on the powder grade and quantity:

  • 표준 성적: 5–7 working days
  • Custom Grades: 10–15 working days

Express shipping is available for international buyers.

5. Do you offer technical support and documentation?

Yes! Shanghai Truer provides full technical documentation, MSDS, and application guidance with every order. You can reach out via their Contact page for support.


By offering advanced production technology, flexible customization, and global logistics, Shanghai Truer positions itself as a leading supplier of sponge iron powder for B2B buyers worldwide. For the latest product updates and insights on metal powder markets, visit their 공식 블로그.

Let Shanghai Truer help you unlock new possibilities in powder metallurgy and additive manufacturing. Contact them today to start your procurement journey.

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