Shandong Taixing Advanced Material Co., Ltd.
Shandong Taixing Advanced Material Co., Ltd.
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What Are the Benefits and Applications of Magnesium Hydroxide?

2026-01-19 0 Leave me a message

Summary: Magnesium Hydroxide is a versatile chemical compound widely used across various industries. From flame retardants to environmental applications, this article explores its properties, benefits, applications, and safety considerations, helping professionals make informed decisions when sourcing or using Magnesium Hydroxide.

CAS 1309-42-8 Magnesium Hydroxide


Table of Contents


Overview of Magnesium Hydroxide

Magnesium Hydroxide (Mg(OH)2) is an inorganic compound commonly appearing as a white powder or granule. It is widely recognized for its neutralizing properties and flame retardant characteristics. Industries including plastics, rubber, wastewater treatment, and pharmaceuticals rely on Magnesium Hydroxide for both functional and environmental applications.


Key Properties and Specifications

The following table summarizes the main technical specifications of Magnesium Hydroxide supplied by Shandong Taixing:

Property Typical Value
Chemical Formula Mg(OH)2
Appearance White powder or granules
Purity ≥95%
Bulk Density 0.5–0.8 g/cm³
Particle Size 2–10 μm (ultrafine grade available)
pH (1% suspension) 10–12
Loss on Ignition ≈30%

Industrial Applications

Magnesium Hydroxide is highly versatile. Key application areas include:

  • Flame Retardants: Used in plastics, rubbers, and cables to reduce flammability without producing toxic gases.
  • Environmental Treatment: Neutralizes acidic wastewater in industrial processes.
  • Pharmaceuticals: Acts as an antacid and laxative due to its pH-balancing properties.
  • Chemical Industry: Serves as a precursor for magnesium oxide production.
  • Construction Materials: Incorporated in cement and coatings for fire resistance.

Advantages of Using Magnesium Hydroxide

  • Non-toxic and environmentally friendly compared to traditional halogen-based flame retardants.
  • Effective acid neutralizer, improving wastewater safety and reducing environmental impact.
  • Thermal stability allows use in high-temperature processing.
  • Supports compliance with international environmental and safety regulations.

Handling and Safety Considerations

While Magnesium Hydroxide is considered safe, proper handling ensures efficiency and safety:

  • Wear protective clothing, gloves, and masks to prevent inhalation of fine particles.
  • Store in a cool, dry, and well-ventilated area.
  • Avoid contact with strong acids, which may lead to vigorous reactions.
  • Follow local regulations for disposal and environmental protection.

Frequently Asked Questions

Q1: How is Magnesium Hydroxide used as a flame retardant?
A1: It decomposes endothermically at high temperatures, releasing water vapor which cools the material and suppresses combustion.

Q2: Can Magnesium Hydroxide be used in water treatment?
A2: Yes, it neutralizes acidic wastewater efficiently and safely, helping industries meet environmental standards.

Q3: What forms of Magnesium Hydroxide are available?
A3: It is available in powder, granules, and ultrafine grades, tailored for different industrial applications including plastics, pharmaceuticals, and environmental treatment.


Contact Us

Shandong Taixing offers high-quality Magnesium Hydroxide with reliable supply and competitive pricing. For inquiries, product samples, or partnership opportunities, contact us today to discuss your requirements and ensure the best solution for your industrial needs.

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