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Magnesium Chloride Flakes

Magnesium Chloride flakes are used in de-icing, dust control, and industrial applications across East Africa.

Magnesium Chloride Flakes refer to the solid form of magnesium chloride hexahydrate, MgCl2·6H2O, characterized by white crystalline flakes.

Packaging

25 kg bags, 50 kg bags, 200 L drums available

Supply Region

Kenya, East Africa

Supplier

Zenco Systems Ltd

What is Magnesium Chloride Flakes?

Magnesium Chloride Flakes refer to the solid form of magnesium chloride hexahydrate, MgCl2·6H2O, characterized by white crystalline flakes. This compound functions primarily as a hygroscopic salt, valued for its ability to absorb moisture and dissolve readily in water — properties that lend it to a variety of industrial and agricultural uses. Across Kenya, Uganda, Tanzania, and neighboring East African countries, Magnesium Chloride Flakes are applied extensively in dust control, road maintenance, and various manufacturing sectors.

Its role as a de-icing agent helps maintain road safety in regions where occasional cold weather or altitude conditions cause localized ice formation. Beyond infrastructure, the flakes act as a coagulant and flocculant in water and wastewater treatment, and as a key additive in cement and refractory products. Textile and paper industries also rely on it for specific coagulation processes. Zenco Systems Ltd supplies this chemical with an emphasis on substance consistency and dependable logistics, supporting East Africa’s growing industrial and agricultural demands.

Magnesium Chloride Flakes: Detailed Product Overview

Magnesium Chloride Flakes consist chemically of magnesium chloride hexahydrate (MgCl2·6H2O). The hexahydrate form contains six water molecules bound within the crystalline structure, which accounts for its flaky appearance and high water solubility. When introduced to moisture, the flakes rapidly dissolve, liberating Mg2+ and Cl- ions that interact beneficially in various chemical processes.

The hygroscopic nature of magnesium chloride means it readily attracts ambient moisture, making it effective in dust suppression on unpaved roads by retaining surface water through ionic bonding and reducing airborne particulate matter. In road maintenance, it lowers the freezing point of water by disrupting ice formation, enabling safer travel in cooler conditions.

In industrial manufacturing, magnesium chloride acts as a coagulant by facilitating particle aggregation during paper and textile processing. It destabilizes colloidal suspensions, allowing finer particulate matter to clump and separate efficiently. The chemical also plays a role in refractory and cement formulations, where it contributes to accelerated curing and improved strength by promoting ionic exchange and hydration reactions.

Performance qualities to note include its high solubility (over 50 grams per 100 mL of water at 20°C) and its stability under typical storage conditions if kept dry. Its CAS number (7791-18-6) confirms its standardized identity. Purity and grade details vary; buyers should confirm specifications with the supplier for application-critical parameters. Given its moisture sensitivity, packaging and storage are integral to maintaining product integrity and consistent performance in operational use.

Applications and Uses of Magnesium Chloride Flakes

Dust Control on Roads and Industrial Sites

Magnesium Chloride Flakes are applied to dirt and gravel roads to suppress dust by absorbing moisture from the air and binding fine particles together. This reduces road erosion and airborne dust dispersion, improving air quality and vehicle visibility. Typical usage involves spraying dilute aqueous solutions directly onto surfaces. The flakes' hygroscopic properties ensure prolonged moisture retention and dust suppression compared to water alone.

De-icing and Anti-icing Agent

Used to prevent ice formation and to melt existing ice on roads and walkways, Magnesium Chloride works by lowering the freezing point of water via freezing point depression. When spread as flakes or liquid brine, it rapidly disrupts ice bonding, enhancing road safety under cold or high-altitude conditions in East Africa. It is preferred over some other salts for its lower corrosiveness and environmental impact.

Coagulant in Textile and Paper Manufacturing

In textile and paper industries, Magnesium Chloride acts as a coagulant by destabilizing suspended solids and colloidal dispersions. It promotes aggregation of these particles during chemical processing, aiding separation and purification. This improves process control and product quality, especially in sizing and dyeing operations. Dosage depends on specific process parameters determined by the production chemist.

Water Treatment Flocculant

Magnesium Chloride is utilized as a flocculant in water and wastewater treatment plants to aggregate fine suspended materials into larger flocs for easier removal. It enhances sedimentation efficiency, clarifies treated water, and aids sludge dewatering. Its ionic composition is particularly effective in treating hard water and industrial effluents.

Additive in Cement and Refractory Applications

Magnesium Chloride flakes are integrated into cement formulations to accelerate hydration reactions and enhance setting times. In refractory materials, it improves bonding and resilience by facilitating stronger ionic cross-linking within the matrix. These properties optimize material strength and durability for construction and industrial furnace linings.

Looking for alternatives for a specific process? Browse the full Agricultural Chemicals range or ask our technical team which grade fits your application.

Benefits and Advantages

Effective Moisture Retention for Dust Control

Magnesium Chloride absorbs moisture from the atmosphere, maintaining a damp surface on unpaved roads. This property reduces dust generation significantly, minimizing both health hazards and vehicle maintenance caused by airborne dust. This effect lasts longer than water treatments due to the salt’s hygroscopic stability.

Rapid and Reliable De-icing Performance

Its ability to lower water’s freezing point quickly and sustainably makes Magnesium Chloride flakes a dependable choice for ice management in colder zones or elevated terrain. This reduces downtime and accidents on treated surfaces, providing operational continuity for transport and logistics.

Versatile Application Across Multiple Industries

Magnesium Chloride is not limited to a single industrial use but serves diverse roles from water treatment to manufacturing. This versatility enables suppliers like Zenco Systems Ltd to streamline supply chains for clients with multi-industry operations across East Africa, ensuring consistent product availability.

Lower Corrosion Compared to Other Chloride Salts

Compared to alternatives like sodium chloride or calcium chloride, magnesium chloride exhibits reduced corrosive effects on metals and concrete when used for de-icing or dust control. This advantage extends the lifespan of infrastructure and equipment, reducing maintenance costs.

Packaging Information

Magnesium Chloride Flakes are supplied predominantly in 25 kg and 50 kg woven polypropylene bags, suitable for handling and storage in industrial environments across Kenya, Uganda, Tanzania, and Rwanda. For larger scale users, 200L drums are available on request, offering bulk handling convenience while maintaining product protection from moisture. These packaging formats are designed to facilitate safe cross-border distribution within East Africa, supported by Zenco Systems Ltd’s logistics network.

Standard formats: 25 kg bags, 50 kg bags, 200 L drums available

Storage and Handling

Store Magnesium Chloride Flakes in sealed, moisture-proof containers to prevent clumping and degradation caused by humidity due to its highly hygroscopic nature. Ideal storage conditions are a dry, cool place away from direct sunlight and incompatible chemicals such as strong bases or reactive metals. Handling should minimize dust generation; operators should use gloves and masks as precaution. Shelf life typically extends to 12 months if stored properly without exposure to moisture.

Safety Information

Magnesium Chloride Flakes are generally low in toxicity but can cause skin and eye irritation on contact. Appropriate PPE includes gloves, safety goggles, and dust masks when handling powder or flakes to avoid inhalation and dermal exposure. In case of contact with eyes or skin, rinse thoroughly with water. Avoid ingestion and prolonged inhalation of dust. Disposal should comply with local environmental regulations. Refer to the Safety Data Sheet (SDS) from Zenco Systems Ltd for comprehensive hazard and first aid details.

Technical Specifications

GradeConfirm with supplier
PurityConfirm with supplier
FormulaMgCl2·6H2O
Packaging25 kg bags, 50 kg bags, 200 L drums available
AppearanceWhite crystalline flakes
CAS Number7791-18-6
Chemical NameMagnesium Chloride Hexahydrate
Storage ConditionsStore in dry, airtight container away from moisture

Applications

  • Dust control
  • De-icing agent
  • Textile coagulant
  • Water treatment flocculant
  • Cement additive

Technical Data Sheet (TDS)

GradeConfirm with supplier
PurityConfirm with supplier
FormulaMgCl2·6H2O
Packaging25 kg bags, 50 kg bags, 200 L drums available
AppearanceWhite crystalline flakes
CAS Number7791-18-6
Chemical NameMagnesium Chloride Hexahydrate
Storage ConditionsStore in dry, airtight container away from moisture

Product Features

  • - White crystalline flakes
  • - Highly soluble in water
  • - Hygroscopic moisture absorption
  • - Lowers freezing point of water
  • - Coagulant properties
  • - Low corrosiveness compared to other chlorides

Industries Served

  • - Road maintenance and construction
  • - Textile manufacturing
  • - Paper production
  • - Water and wastewater treatment
  • - Cement and refractory manufacturing
  • - Agricultural chemicals

Product Overview

Frequently Asked Questions About Magnesium Chloride Flakes

What is Magnesium Chloride Flakes used for?

Magnesium Chloride Flakes are primarily used for dust control on roads, de-icing surfaces, as coagulants in textile and paper production, water treatment, and as additives in cement and refractory materials.

How should I store Magnesium Chloride Flakes?

Store flakes in dry, airtight containers away from moisture and incompatible substances. Avoid exposure to humidity to prevent clumping since the product is very hygroscopic.

What purity levels are available for Magnesium Chloride Flakes?

Purity levels vary by application and batch. Buyers should confirm exact specifications and grade with Zenco Systems Ltd at the time of order.

Are Magnesium Chloride Flakes safe to handle?

They can cause eye and skin irritation and should be handled with gloves, goggles, and dust masks. Follow standard safety procedures and consult the SDS for full safety measures.

Do you supply Magnesium Chloride Flakes outside Kenya?

Yes. Zenco Systems Ltd supplies Magnesium Chloride Flakes across East Africa, including Uganda, Tanzania, Rwanda, Burundi, South Sudan, Ethiopia, Somalia, and the Democratic Republic of the Congo, supported by reliable cross-border logistics.

What packaging sizes are available for this product?

The product is typically supplied in 25 kg and 50 kg bags. For larger volume demands, 200L drums can be provided upon request.

How is Magnesium Chloride Flakes used for dust control?

It is dissolved in water and sprayed on unpaved surfaces where its hygroscopic nature retains moisture, binding dust particles and preventing airborne dispersion.

Can Magnesium Chloride Flakes be used in food applications?

This product is generally intended for industrial and agricultural uses. Confirm food-grade certification with Zenco Systems Ltd if required for any food-related application.

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