Introduction: The Carbon Backbone of Quality Steel
In modern steelmaking, carbon control is everything. Whether you’re producing high-grade steel for automotive applications, specialized alloys for heavy industry, or standard carbon steel for construction, the purity and consistency of your carbon source directly impact final product quality.
At Jinli Group, we supply premium anthracite coal—a high-grade, low-volatility carbon material—to steel mills and foundries worldwide. With our own production facilities and regional warehouses in Southeast Asia and North America, we deliver reliable quality, stable supply, and local support where you need it most.
What Is Anthracite Coal?
Anthracite is the highest rank of coal, characterized by:
| Property | Value |
|---|---|
| Carbon Content | 86–98% (highest among coals) |
| Volatile Matter | < 8% (very low) |
| Moisture Content | < 3% |
| Sulfur Content | < 0.5% (ultra-low options available) |
| Ash Content | 5–12% (grade dependent) |
| Calorific Value | > 7000 kcal/kg |
These properties make anthracite the preferred choice for applications requiring high carbon purity, consistent combustion, and minimal impurities.
Key Applications in Steelmaking
1. Recarburizer (Carbon Additive)
Anthracite is widely used as a cost-effective carbon raiser in electric arc furnace (EAF) and ladle furnace operations. Proper carbon addition ensures:
Precise carbon content in final steel chemistry
Improved mechanical properties
Reduced oxygen content during refining
2. Sintering Fuel
In iron ore sintering, anthracite serves as a clean-burning fuel that:
Provides consistent heat distribution
Minimizes sulfur and ash carryover
Enhances sinter bed permeability
3. Blast Furnace Injection
Pulverized coal injection (PCI) systems benefit from anthracite’s high calorific value and low volatile matter, enabling:
Reduced coke consumption
Lower production costs per tonne of hot metal
Stable furnace operation
4. Foundry Applications
For foundries producing cast iron and ductile iron, anthracite provides a reliable carbon source for:
Carbon adjustment in cupola furnaces
Cleaner melting with reduced emissions
Why Jinli Group Anthracite Stands Out
| Advantage | Jinli Difference |
|---|---|
| Consistent Quality | Strict control over fixed carbon, sulfur, and ash content; each batch tested and certified |
| Custom Sizing | Available in various particle sizes: 0–3mm, 3–8mm, 8–15mm, 15–25mm, and lump sizes |
| Low Impurities | Ultra-low sulfur (<0.3%) and ash (<8%) grades available for high-end steel applications |
| Stable Supply Chain | Own production base + regional stock in Southeast Asia and North America ensures just-in-time delivery |
| Technical Support | Our metallurgical engineers help you optimize dosing rates and application methods |
Global Reach, Local Presence
With offices and warehouses in Southeast Asia and North America, Jinli Group combines the manufacturing advantages of China with the service reliability of a local partner.
Our regional hubs ensure:
Short lead times (often < 2 weeks within region)
Reduced freight costs
Local-language technical support
In-person visits when needed
Certifications & Quality Assurance
Every shipment of Jinli anthracite coal is accompanied by a Certificate of Analysis (COA) detailing:
Fixed carbon content
Volatile matter
Ash content
Sulfur content
Moisture
Particle size distribution
We can also provide third-party inspection services (SGS, Bureau Veritas) upon request.
Technical Specifications
| Grade | Fixed Carbon | Ash | Volatile | Sulfur | Moisture | Application |
|---|---|---|---|---|---|---|
| Premium | ≥ 92% | ≤ 6% | ≤ 3% | ≤ 0.3% | ≤ 2% | High-grade steel, recarburizer |
| Standard | ≥ 86% | ≤ 10% | ≤ 6% | ≤ 0.5% | ≤ 3% | General steelmaking, sintering |
| Ultra-Low Sulfur | ≥ 90% | ≤ 8% | ≤ 4% | ≤ 0.2% | ≤ 2% | Special steel, low-sulfur grades |
Why Choose Jinli Group?
✅ 25+ years of experience in supplying raw materials to the steel industry
✅ Regional warehouses in Southeast Asia and North America for fast delivery
✅ Technical expertise to help optimize your carbon addition process
✅ Reliable partnerships with leading steel mills worldwide
✅ Competitive pricing with no compromise on quality
Contact Us
Ready to improve your carbon addition process with premium anthracite coal?
Request a quote or a free sample today. Let’s build quality steel together.
