Phosphogypsum

Description

1. Product Overview

Phosphogypsum is a calcium sulfate-based industrial by-product generated during the production of phosphoric acid from phosphate rock. Rich in calcium and sulfur, it is widely utilized in agriculture, cement manufacturing, soil remediation, and infrastructure applications. As a cost-effective alternative to natural gypsum, Phosphogypsum delivers strong performance in soil conditioning and construction material enhancement.

With increasing global demand for sustainable raw materials and circular economy solutions, Phosphogypsum has become strategically important as a secondary resource that reduces waste while supporting agricultural productivity and industrial efficiency. Its large-scale availability and competitive pricing make it a commercially attractive sourcing option for bulk industrial buyers.

2. Key Specifications & Technical Characteristics

• Chemical Composition:
  • Calcium Sulfate Dihydrate (CaSO₄·2H₂O) – Typically 85–95%
  • Trace elements: P₂O₅, SiO₂, MgO, and minor impurities (within regulated limits)
• Purity Level / Grade:
  • Agricultural Grade
  • Industrial Grade (cement/construction applications)
• Physical Characteristics:
  • Fine powder to granular form
  • Color: White to light gray
  • Moisture Content: Typically 5–15% (adjustable upon request)
  • Bulk Density: Approx. 1.3–1.6 MT/m³
  • Particle Size: Customizable based on application requirements
• Solubility:
  • Moderately soluble in water
• Packaging Options:
  • Bulk loose loading
  • 1 MT jumbo bags (FIBC)
  • 25 kg / 50 kg PP bags (upon request)
• Shelf Life:
  • Indefinite under dry storage conditions

3. Core Industrial Applications

Primary Industries

• Agriculture and soil management
• Cement and construction materials
• Road stabilization and infrastructure
• Environmental remediation

Operational Use Cases

• Soil amendment to improve structure, drainage, and sulfur supply
• Reclamation of saline and sodic soils
• Set retarder in cement manufacturing
• Road base stabilization and embankment construction
• Land reclamation and mine site rehabilitation

Performance & Cost Advantages

Phosphogypsum provides a highly economical calcium and sulfur source compared to natural gypsum, delivering comparable soil conditioning performance at lower cost. In cement production, it functions effectively as a setting time regulator while improving process efficiency.

Its large-scale availability ensures stable supply for infrastructure projects, and its utilization supports waste valorization initiatives. Compared to alternative soil conditioners, it offers enhanced reclamation efficiency in sodic soils due to its soluble calcium content, reducing long-term treatment costs.

4. Competitive Advantages

• Quality Consistency: Controlled processing and monitored impurity levels aligned with industrial standards.
• Supply Reliability: High-volume availability supported by continuous phosphoric acid production streams.
• Logistics Capability: Bulk shipment, containerized loading, and flexible packaging solutions for international trade.
• Price Competitiveness: Cost-effective alternative to mined gypsum with strong bulk pricing advantages.
• Sustainability Benefits: Promotes circular economy practices by repurposing industrial by-products and reducing landfill dependency.
• Technical Documentation: Certificate of Analysis (COA), compliance data, and application guidance available upon request.
• Technical Support: Advisory support for agricultural dosage, cement integration, and infrastructure specifications.

Phosphogypsum represents a strategic sourcing solution for organizations seeking cost-efficient raw materials while advancing sustainability and operational performance objectives.

5. Commercial & Supply Information

• Minimum Order Quantity (MOQ): Bulk 20 MT
• Loading Capacity:
  • 20ft Container: Approx. 25–27 MT (depending on moisture and packaging)
  • Bulk Vessel Shipment: As per contractual agreement and port specifications