Coal Carbon Raiser
Coal Carbon Raiser is a calcined anthracite additive injected or added into molten steel and iron to rapidly adjust carbon levels during steelmaking and foundry casting.
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Product Introduction
Coal Carbon Raiser is a calcined anthracite additive injected or added into molten steel and iron to rapidly adjust carbon levels during steelmaking and foundry casting.
Specifications
|
Item |
Specification |
|
Product Name |
Coal Carbon Raiser |
|
Raw Material |
Calcined Anthracite Coal |
|
Fixed Carbon (FC) |
90–95% |
|
Sulfur (S) |
≤ 0.3% |
|
Ash Content |
≤ 8% |
|
Volatile Matter |
≤ 1.5% |
|
Moisture |
≤ 0.5% |
|
Origin |
China |
Operational Advantages in the Melt Shop
High-Temperature Calcination Stability
Deep calcination drives off volatile moisture, preventing molten metal splashing and sudden gas surges during direct furnace charging.
High Fixed Carbon & Cost Efficiency
Provides a high-density carbon unit cost, making it the most economical choice for large-volume ladle steel refining and basic scrap melting.
Controlled Moisture & Hydrogen Control
Sub-0.5% moisture prevents hydrogen absorption in liquid steel, safeguarding carbon steel billets against internal flaking or pinholes.
Slag Foaming Support in EAF
Sustains smooth carbon reaction rates in Electric Arc Furnaces, aiding effective slag foaming to shield water-cooled sidewalls and reduce power loss.
Metallurgical Process Applications
Electric Arc Furnace (EAF) Steelmaking: Primary charge carburization and slag foaming during initial scrap melting.
Ladle Refining Furnace (LF): Bulk carbon trimming and chemistry adjustment in ladle carbon steels.
Commercial Iron Foundries: Basic recarburization for medium-grade gray iron and counterweight castings.
Customization Capabilities
Particle Size Grading: 1–3 mm, 1–5 mm, 3–8 mm, or custom screen cuts engineered for pneumatic injection or hopper feeding.
Flexible Packaging: 25 kg woven bags with inner liner, 1 MT jumbo bags, or shrink-wrapped wooden pallets.
Private Labeling: Custom bag artwork, buyer logos, handling icons, and color-coded shipping marks.
Batch Quality Control & Storage
Raw Ore & Process Inspection: Mined from high-rank anthracite deposits and continuously monitored for ash, sulfur, and volatile drive-off during rotary kiln calcination.
Lot Traceability: Every bulk bag features a heat-specific lot code for full tracking from raw material to dispatch.
Warehouse Storage: Store under cover on raised pallets away from standing moisture to retain low moisture levels for up to 24 months.
Export Packaging & Logistics
Moisture-Barrier Packaging: Heavy-duty woven bags lined with internal PE film to prevent ambient moisture reabsorption during ocean transit.
Transit Safety: Sturdily strapped on heat-treated pallets with corner protectors to ensure structural integrity during long-sea freight.
Custom Shipping Documentation: Customized shipping mark stencils, container seal tagging, and complete port-clearing documentation.
Why Partner with Anyang Jingfengyuan Ferroalloy?
31-Year Metallurgical Lineage: Established in 1995, we leverage over three decades of manufacturing experience and 22+ senior engineers to offer tailored alloy ratios and tight tolerance controls.
Scalable Output & Fast Delivery: 80,000+ m² manufacturing base with 8+ dedicated production lines, ensuring an annual output of tens of thousands of tons for bulk orders.
Advanced & Mechanized Production: Equipped with upgraded medium-frequency induction furnaces and fully automated workflows for consistent chemical uniformity.
Certified Quality Assurance: Full batch traceability under ISO 9001, ISO 14000, and GJB 9001 standards, backed by complete in-house lab testing.
Global Logistics & Export Reach: Proven export track record with reliable fulfillment, serving industrial clients across 86+ countries.
FAQ
Q: What is the main metallurgical advantage of using Calcined Anthracite over Graphitized Carbon Raisers?
A: Calcined Anthracite offers a significantly lower cost per unit of carbon, making it the ideal budget-friendly choice for bulk steelmaking where ultra-low sulfur and nitrogen are not strictly required.
Q: How does the moisture content of this product affect safety during furnace addition?
A: Keeping moisture below 0.5% prevents sudden steam expansion and thermal splashing when carbon is added directly onto the liquid steel bath, ensuring safe operator working conditions.
Q: What particle size range is recommended for automatic pneumatic injection systems?
A: Granules sized 1–3 mm or 1–5 mm are typically recommended for pneumatic injection to ensure smooth pipeline delivery without clogging or pipe abrasion.
Q: Can this product be used as a slag foaming agent in Electric Arc Furnace (EAF) operations?
A: Yes, its carbon burning rate and particle density help generate a stable foamy slag layer, protecting water-cooled furnace walls and lowering arc power consumption.
Q: What indoor storage conditions are recommended to prevent product degradation?
A: Store bags in a dry, roofed warehouse on raised pallets. Keep packages sealed until use to protect against atmospheric humidity and fine dust contamination.
Q: What essential order details are required to obtain an accurate formal price quotation?
A: Please share your required Fixed Carbon grade, particle size range, total tonnage, bag packaging style, and target seaport of delivery.
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