Pyrite Ore- Non-ferrous Metal Roasted Furnace Charge

Product Overview

This Pyrite Ore is processed specifically as a sulfur-bearing mineral feedstock for industrial roasting and non-ferrous metallurgical applications. Suitability for specific operations depends on mineral composition, total sulfur content, iron content, impurity levels, particle size distribution, and the operating requirements of the receiving plant.

For Sulfuric Acid Production: The pyrite-bearing feedstock is processed through suitable roasting systems to generate sulfur dioxide (SO2) for subsequent gas treatment and acid production. Actual gas composition and process performance depend on feedstock characteristics, roasting conditions, and the downstream gas-cleaning system.

For Non-Ferrous Metal Processing: Suitability must be evaluated against the specific process flowsheet, target mineral recovery, and feed chemistry.

Product Information

Product Name: Pyrite Ore (Non-ferrous Metal Roasted Furnace Charge)
Product Type: Sulfur-bearing mineral feedstock
Main Constituent: Pyrite (FeS2), with actual content verified per production batch
Primary Applications: Industrial roasting and selected non-ferrous metallurgical processes
Available Grades: Standard metallurgical and custom-screened grades
Particle Size Ranges: 0 - 10 mm (Customizable: 0 - 5 mm, 5 - 15 mm)
Chemical Composition: Verified per batch analysis certificate
Packaging Options: Bulk carrier loads, waterproof jumbo bags (FIBC), and containerized sea freight

Key Features & Benefits

Chemical Composition for Feedstock Selection
Total sulfur, iron content, and relevant impurities are core criteria when selecting pyrite ore for roasting or metallurgical applications. Buyers should evaluate the actual chemical analysis against the feed specification of their plant. Available composition ranges and acceptance limits are verified using representative product data and applicable test methods.

Particle Size Classification
Particle size distribution affects feeding, solids handling, and ore behavior in roasting equipment. The appropriate size range depends on reactor design, feed system, operating conditions, and the receiving plant's specifications.

Impurity Monitoring
Arsenic (As), lead (Pb), zinc (Zn), fluorine (F), chlorine (Cl), and other relevant elements are monitored according to the intended application and plant acceptance criteria. Applicable limits are established from the buyer's feedstock specification and verified by chemical analysis. The effect of individual impurities depends on concentration, mineral form, process conditions, and downstream treatment systems.

Moisture Control
Moisture is managed to ensure reliable material handling, storage, and feed preparation. Supplied moisture limits are maintained below strict operational thresholds to prevent feeder blockages.

Supply and Inspection Documentation
Consignments are supported by complete documentation, including chemical analysis reports, product specifications, shipment records, and independent pre-shipment inspection certificates.

Applications

Sulfuric Acid Production
Pyrite-bearing ore functions as a primary sulfur source in industrial roasting systems generating sulfur dioxide (SO2) gas for downstream sulfuric acid production. Feedstock selection considers total sulfur, iron content, particle size, moisture, and impurities. Final gas composition and sulfur recovery depend on the roasting system, operating conditions, and gas-cleaning process.

Non-Ferrous Metallurgical Processing
Pyrite ore is utilized in selected non-ferrous metallurgical processes where mineral composition and sulfur-iron content align with pyrometallurgical extraction requirements for copper, cobalt, or polymetallic circuits.

Other Industrial Mineral Applications
Applications such as cement or clinker production require independent assessment of feed chemistry, process compatibility, and environmental requirements. Buyers should provide their intended process, feed acceptance criteria, and target particle size when requesting a technical evaluation.

Technical Specifications

Parameter	Specification Range	Test Method / Basis
Total Sulfur (S)	45% - 48% min (Guaranteed range)	GB/T 2469 Coulometric Titration
Total Iron (Fe)	38% - 42% min (Typical value)	GB/T 6730 Titrimetric Method
Pyrite Content (FeS2)	Verified per batch analysis	XRF / Mineralogical Assay
Arsenic (As)	<= 0.05% max	ICP-OES Spectrometry
Lead (Pb)	<= 0.2% max	ICP-OES Spectrometry
Zinc (Zn)	<= 0.2% max	ICP-OES Spectrometry
Fluorine (F) / Chlorine (Cl)	<= 0.02% max (Combined)	Ion Chromatography
Surface Moisture	<= 2.0% max	ISO 12743 / Gravimetric Oven Drying
Particle Size Distribution	0 - 10 mm (Custom bands available)	ISO 3310-1 Mechanical Sieving

Manufacturing & Quality Control

Processing Workflow

Crushing and Screening: Primary jaw crushing followed by secondary cone crushing breaks run-of-mine ore into target coarse fractions.
Mineral Separation: Dense media separation and magnetic routing remove barren gangue minerals and elevate sulfide purity.
Particle Size Classification: Multi-deck vibrating screens separate material into precise granulometric bands, removing oversized aggregates and fine dust.
Stockpile Management and Blending: Automated stacker-reclaimers blend stockpiles to stabilize natural ore grade variations across production lots.

Quality Verification Protocol

In-Line Sampling: Automatic cross-belt samplers extract composite samples every 100 metric tons during load-out.
Laboratory Instrumentation: Internal assays utilize X-ray Fluorescence (XRF) for rapid elemental screening and Wet Chemical Analysis for referee-grade verification.
Third-Party Inspection: Inspection certificates from independent international inspection bodies (such as SGS or CCIC) are available for export lots prior to vessel loading.

Customization & OEM Services

Product requirements are evaluated according to the buyer's process specifications and processing capabilities:

Particle Size Adjustment

Custom crushing and screening to match specific bed dynamics for fluid-bed or rotary roasters (0 - 5 mm, 5 - 15 mm, or custom top-size limits).

Pyrite Ore for Smelting Additive Granules

Chemical Composition Matching

Adjustment of sulfur-to-gangue ratios by blending ores from multiple extraction zones to meet plant heat-balance requirements.

Packaging Solutions

Available in bulk carrier loads, 1-metric-ton bulk jumbo bags (FIBC) with protective inner liners, or containerized sea freight.

Frequently Asked Questions

Q: How do you ensure batch-to-batch chemical consistency for long-term supply contracts?

A: Batch stability is maintained through large-scale stockpile homogenization and continuous XRF monitoring at our processing plant. A batch-specific Certificate of Analysis (COA) is provided prior to delivery to verify sulfur and iron stability.

Q: Can you customize particle size distribution for a fluidized bed roaster?

A: Yes. Our screening plant utilizes interchangeable modular decks to adjust standard gradations to tighter custom bands (such as 0 - 5 mm), ensuring proper fluidization velocity and preventing bed choking or carryover.

Q: How do you monitor and control arsenic, lead, and zinc impurities?

A: Impurity limits are enforced strictly according to the buyer's feedstock specification. Raw materials undergo rigorous XRF and ICP-OES screening during beneficiation to ensure volatile and harmful trace elements remain within threshold limits.

Q: What moisture specification is maintained prior to shipment?

A: Surface moisture is strictly controlled below 2.0% utilizing covered storage and mechanical dewatering to prevent feeder blockages and support efficient material handling during transit.

Q: What packaging and shipping options are available for international orders?

A: We support bulk dry cargo vessel shipments, 1-metric-ton heavy-duty waterproof jumbo bags (FIBC) secured in 20-foot containers, and flexible commercial trade terms (FOB, CFR, CIF) to match receiving facility capabilities.

Q: What information should be provided when submitting a technical inquiry or quotation request?

A: Please provide your intended application, target sulfur and iron content, relevant impurity limits, particle size requirements, moisture limit, estimated order quantity, packaging preference, and destination port along with any plant-specific feedstock specifications.

We are one of the most reliable pyrite ore- non-ferrous metal roasted furnace charge suppliers in China, specialized in providing high quality customized products. Welcome to wholesale bulk pyrite ore- non-ferrous metal roasted furnace charge in stock here from our factory. If you have any enquiry about free sample, please feel free to email us.

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