Coal Tar Pitch

Description

1. Product Overview

Coal Tar Pitch is a high-carbon, viscous residue derived from the distillation of coal tar, primarily used as a binding agent in the production of carbon and graphite electrodes. It plays a critical role in aluminum smelting, steel manufacturing, and specialty carbon product industries by delivering superior binding strength, thermal stability, and high carbon yield. Its controlled softening point and chemical composition ensure optimal performance during mixing, forming, and baking processes. As global demand for aluminum and steel continues to rise, coal tar pitch remains a strategically indispensable raw material for cost-efficient and high-performance carbon manufacturing.

2. Key Specifications & Technical Characteristics

• Chemical Composition:
  • Carbon Content: ≥ 92%
  • Quinoline Insolubles (QI): 5% – 15% (grade-specific)
  • Toluene Insolubles (TI): 25% – 35%
  • Ash Content: ≤ 0.3%
  • Sulfur: 0.5% – 1.0% (typical)
• Purity Level / Grade:
  • Anode Grade
  • Electrode Grade
  • Specialty Binder Grade (customizable softening points)
• Physical Characteristics:
  • Form: Solid (blocks, flakes) or liquid (heated bulk)
  • Color: Black
  • Softening Point (R&B): 90°C – 120°C (customizable)
  • Density: 1.30 – 1.35 g/cm³
  • Coking Value: High carbon yield upon carbonization
• Packaging Options:
  • Bulk heated tankers (liquid form)
  • Steel drums (200 kg)
  • Jumbo bags (solid flakes or blocks)
  • Bulk containerized shipment
• Shelf Life:
  • Indefinite under dry, controlled storage conditions

3. Core Industrial Applications

Primary Industries:

• Primary aluminum smelting
• Steel and ferroalloy manufacturing
• Graphite electrode production
• Carbon and refractory materials manufacturing

Operational Use Cases:

• Binder for prebaked anodes in aluminum electrolysis cells
• Production of graphite electrodes for electric arc furnaces (EAF)
• Manufacturing of carbon blocks, cathodes, and specialty graphite products
• Impregnation and coating applications for refractory components

Performance & Commercial Advantages:

• High carbon yield enhances mechanical strength and reduces binder consumption
• Controlled softening point ensures optimal workability and uniform mixing
• Low ash and impurity levels improve conductivity and reduce contamination risk
• Superior binding strength increases anode density and extends service life
• Cost-effective carbon source compared to alternative synthetic binders

4. Competitive Advantages

• Quality Consistency: Strict distillation control and batch certification ensure stable softening point and impurity levels.
• Supply Reliability: Integrated sourcing from established coke oven operations ensures steady, large-volume availability.
• Logistics Capability: Global export capability via bulk heated tankers and containerized solid packaging.
• Price Competitiveness: Economies of scale and optimized supply chain management support cost-efficient procurement.
• Sustainability: Enables efficient carbon utilization in electrode manufacturing and supports circular industrial value chains.
• Technical Support: Comprehensive COA, SDS documentation, and process advisory for anode and electrode optimization.

Coal Tar Pitch represents a strategic procurement decision for carbon producers seeking consistent quality, operational efficiency, and long-term supply stability.

5. Commercial & Supply Information

• Minimum Order Quantity (MOQ): BULK 20 MT
• Loading Capacity:
  • 20’ Container: Approx. 20–22 MT
  • 40’ Container: Approx. 25–27 MT (subject to packaging configuration)