Petroleum Coke – Anode Grade

Description

1. Product Overview

Petroleum Coke – Anode Grade is a premium carbon material derived from delayed coking processes in oil refineries, specifically engineered for the production of carbon anodes used in aluminum smelting. With its high fixed carbon content, low sulfur and metal impurities, and controlled physical structure, it serves as a critical raw material in electrolytic aluminum production. The product delivers superior electrical conductivity, structural integrity, and predictable calcination performance. As global aluminum demand continues to expand across automotive, aerospace, packaging, and renewable energy sectors, anode-grade petroleum coke remains strategically essential to ensuring stable, cost-efficient primary aluminum manufacturing.

2. Key Specifications & Technical Characteristics

• Chemical Composition:
  • Fixed Carbon: 97.5% – 99.5%
  • Sulfur (S): 0.5% – 3.0% (grade-specific)
  • Ash Content: ≤ 0.5%
  • Volatile Matter: ≤ 12% (green coke basis)
  • Metals (V, Ni, Fe, Si): Controlled and low trace levels
• Purity Level / Grade:
  • Anode-grade (suitable for calcination and prebaked anode production)
  • Low-metal, low-ash classification available
  • Custom sulfur specifications upon request
• Physical Characteristics:
  • Form: Solid granular lumps or crushed particles
  • Color: Black to dark gray
  • Real Density: 2.00 – 2.15 g/cm³
  • Moisture: ≤ 8% (as supplied)
  • HGI (Hardgrove Grindability Index): Controlled for uniform calcination
• Packaging Options:
  • Bulk vessel shipment
  • 1 MT jumbo bags
  • Loose bulk in 20’ or 40’ containers
  • Customized bulk handling solutions available
• Shelf Life:
  • Indefinite under dry storage conditions

3. Core Industrial Applications

Primary Industries:

• Primary aluminum smelting
• Carbon product manufacturing
• Metallurgical and electrode production

Operational Use Cases:

• Production of prebaked carbon anodes for Hall-Héroult aluminum cells
• Feedstock for calcined petroleum coke (CPC) manufacturing
• Raw material for carbon electrodes and specialty graphite products

Performance & Commercial Advantages:

• High fixed carbon ensures superior electrical conductivity and energy efficiency in smelting operations
• Low ash and controlled metal content reduce anode consumption rates and impurity transfer to molten aluminum
• Consistent density and structure support uniform calcination and predictable baking performance
• Optimized sulfur levels improve anode strength while balancing emission control requirements
• Competitive carbon yield enhances cost efficiency in large-scale aluminum production

4. Competitive Advantages

• Quality Consistency: Strict refinery sourcing and batch control ensure uniform chemical and physical properties.
• Supply Reliability: Long-term refinery partnerships support stable, high-volume supply contracts.
• Logistics Capability: Global bulk shipping, port handling coordination, and containerized delivery options.
• Price Competitiveness: Integrated supply chain enables cost-effective bulk procurement strategies.
• Sustainability: Optimized sulfur grades support emission compliance and improved environmental performance in smelters.
• Technical Support: Full specification sheets, COA documentation, and technical consultation for calcination and anode optimization.

Petroleum Coke – Anode Grade represents a strategic sourcing decision for aluminum producers seeking operational stability, cost control, and long-term supply security.

5. Commercial & Supply Information

• Minimum Order Quantity (MOQ): BULK 20 MT
• Loading Capacity:
  • 20’ Container: Approx. 20–22 MT
  • 40’ Container: Approx. 25–28 MT (subject to bulk density and packaging configuration)