Description

PAX (Potassium Amyl Xanthate) Supplier | Mining Reagent

Nwans Chemicals is a PAX (Potassium Amyl Xanthate) Supplier | Mining Reagent provider supporting mining companies, mineral-processing plants and industrial buyers in South Africa. Potassium Amyl Xanthate (PAX) is a xanthate flotation collector used in mineral beneficiation to promote the recovery and separation of valuable sulphide minerals during froth flotation.

PAX is used in flotation systems processing various sulphide ores and is recognised within commercial mining-reagent portfolios as a collector for mineral-processing applications.

Nwans Chemicals supplies PAX alongside other mining chemicals and flotation reagents for commercial and bulk requirements.

What Is PAX (Potassium Amyl Xanthate)?

Potassium Amyl Xanthate (PAX) is an organosulfur compound belonging to the xanthate family of flotation reagents. Its principal mining application is as a collector in froth flotation.

During flotation, collectors modify the surface properties of selected mineral particles, increasing their hydrophobicity and encouraging attachment to air bubbles. These mineral-bearing bubbles rise into the froth, helping separate valuable minerals from unwanted material.

PAX is generally considered a relatively strong xanthate collector and may be selected for sulphide-mineral flotation where strong collecting action is required. The correct collector and dosage should, however, be determined according to ore mineralogy, process conditions and metallurgical testing.

PAX Mining Reagent Specifications

Specifications, appearance, active content and physical form can vary by manufacturer and grade. Buyers should confirm the applicable TDS, COA and SDS before purchasing.

PAX as a Flotation Collector

The principal PAX mining reagent application is as a collector in froth-flotation circuits.

Collectors are important flotation chemicals because they selectively interact with mineral surfaces and promote attachment between targeted mineral particles and air bubbles.

Xanthate collectors are widely used in sulphide-mineral flotation, with commercial reagent portfolios listing applications across copper, lead, zinc, nickel, gold and platinum-group-element processing.

PAX Applications in Mineral Processing

Depending on the ore body and flotation flowsheet, Potassium Amyl Xanthate may be considered for flotation involving:

• Copper sulphide minerals
• Lead-bearing minerals
• Zinc sulphides
• Nickel sulphides
• Gold-associated sulphide minerals
• Platinum Group Metals (PGMs)
• Mixed sulphide ores
• Other suitable sulphide-mineral flotation circuits

The effectiveness of PAX depends on factors such as ore mineralogy, particle size, pH, pulp chemistry, reagent dosage and interaction with other flotation chemicals.

PAX for Copper Flotation

PAX may be used as a collector in the processing of suitable copper-bearing sulphide ores.

During flotation, the collector helps promote hydrophobic characteristics on targeted mineral surfaces. These particles can then attach to air bubbles and report to the flotation concentrate.

The optimum PAX dosage cannot be determined from a generic recommendation. Laboratory flotation tests and plant trials should be used to establish the appropriate reagent program for a particular ore.

PAX for Gold & Precious Metal Processing

Potassium Amyl Xanthate may also be used in flotation circuits where gold or precious metals are associated with sulphide minerals.

In these operations, flotation can concentrate sulphide-bearing material before subsequent processing or recovery stages.

Nwans Chemicals also supplies other products for mining operations. Buyers can explore our broader Mining Chemicals range for complementary mineral-processing chemicals.

Benefits of PAX in Mineral Flotation

When correctly selected and optimised for the particular ore and flotation circuit, PAX can provide strong collecting action and support effective mineral separation.

Potential operational objectives include:

• Promoting flotation of targeted sulphide minerals
• Supporting valuable-mineral recovery
• Improving separation of valuable minerals from gangue
• Supporting concentrate production
• Compatibility with established flotation circuits
• Use alongside suitable frothers, modifiers and other flotation reagents

These should not be treated as guaranteed performance outcomes. Flotation recovery and selectivity depend on the complete reagent programme, mineralogy, operating conditions and plant design.

For additional technical background on flotation collectors and mining reagents, see SNF’s mineral processing resources.

PAX vs Other Xanthate Flotation Reagents

PAX is one of several xanthate collectors used in mineral processing.

Other common xanthates include:

SIBX – Sodium Isobutyl Xanthate
SIPX – Sodium Isopropyl Xanthate
SEX – Sodium Ethyl Xanthate
SAX – Sodium Amyl Xanthate

Although these chemicals belong to the same broad xanthate family, they have different molecular structures and flotation characteristics. Selection should be based on the target mineral, required collector strength, selectivity, ore characteristics and process conditions.

Nwans Chemicals also supplies SIBX (Sodium Isobutyl Xanthate) for mineral flotation and mining applications.

PAX Packaging Options

Nwans Chemicals supplies PAX (Potassium Amyl Xanthate) in industrial packaging suitable for mining operations, mineral-processing facilities, transportation and storage.

Depending on the manufacturer, product grade and availability, common PAX or xanthate packaging configurations can include:

Important: These are indicative packaging configurations. Actual pack sizes and materials can differ between PAX manufacturers and sources. Nwans Chemicals will confirm the available packaging, net weight and specification when preparing a quotation.

Bulk PAX Supply

Nwans Chemicals supports customers requiring bulk PAX mining reagent for flotation and mineral-processing operations.

When requesting a quotation, provide:

• Required PAX quantity
• Preferred packaging
• Required specification or grade
• Mining/mineral-processing application
• Collection or delivery location
• Required delivery date
• Once-off or recurring requirement

For recurring requirements, providing estimated monthly consumption can help establish an appropriate supply arrangement.

Storage & Safe Handling of Potassium Amyl Xanthate

PAX is an industrial mining reagent that requires appropriate storage and handling procedures.

Xanthates require particular attention to storage conditions and incompatibilities, so users should follow the manufacturer-specific Safety Data Sheet (SDS) supplied with the actual material.

Appropriate controls may include suitable PPE, ventilation, controlled storage conditions, segregation from incompatible materials and procedures for spills and emergencies.

Product-specific safety information should always take precedence over generic online guidance. Orica’s TDS and SDS resource centre provides an example of the type of manufacturer-specific documentation industrial buyers should expect.

Why Choose Nwans Chemicals as Your PAX Supplier?

As a PAX (Potassium Amyl Xanthate) Supplier | Mining Reagent provider, Nwans Chemicals supports mining companies and mineral processors requiring reliable access to flotation chemicals.

Our supply services include:

• Commercial and bulk PAX requirements
• Multiple packaging options subject to availability
• Mining reagent sourcing
• Competitive quotations
• Product documentation where applicable
• Supply coordination
• Support for recurring requirements
• Access to additional flotation and mineral-processing chemicals

Customers requiring several mining reagents can also use our Chemical Sourcing service to discuss broader procurement requirements.

Frequently Asked Questions About PAX

What is PAX in mining?

PAX stands for Potassium Amyl Xanthate. It is a xanthate flotation collector used in mining and mineral processing to promote the flotation of suitable mineral particles.

What is Potassium Amyl Xanthate used for?

PAX is primarily used as a collector in froth flotation, particularly in mineral-processing circuits involving suitable sulphide minerals.

Is PAX a flotation collector?

Yes. Potassium Amyl Xanthate belongs to the xanthate family of mineral flotation collectors.

What is the difference between PAX and SIBX?

PAX is Potassium Amyl Xanthate, while SIBX is Sodium Isobutyl Xanthate. Both are xanthate collectors, but their molecular structures and flotation behaviour differ. The appropriate collector should be selected according to the ore and flotation circuit.

What packaging is available for PAX?

Depending on the manufacturer and available stock, PAX may be supplied in 25 kg or 50 kg bags, approximately 110–180 kg drums, and larger 800–900 kg bulk packaging or wooden crates. Exact packaging should be confirmed at quotation stage.

Where can I buy PAX in South Africa?

Nwans Chemicals supplies PAX for mining and mineral-processing requirements. Buyers should provide the required quantity, specification, packaging and collection or delivery location when requesting a quotation.

Buy PAX (Potassium Amyl Xanthate) Mining Reagent

Looking for a reliable PAX (Potassium Amyl Xanthate) Supplier | Mining Reagent?

Nwans Chemicals supplies PAX and other flotation reagents for mining and mineral-processing applications. Contact our sales team with your required quantity, grade, packaging, application and location for current availability and a competitive quotation.

Request a Quote from Nwans Chemicals