As a leading caustic soda supplier in South Africa, we provide high-purity sodium hydroxide (NaOH) to support the nation’s mining, water treatment, chemical manufacturing, pulp & paper, and food processing sectors. Our products ensure smooth operations in critical industries, from ore refining and wastewater treatment to soap production and industrial cleaning.

With a strong presence across key industrial hubs like Gauteng, Mpumalanga, KwaZulu-Natal, and the Western Cape, we deliver reliable supply, technical expertise, and tailored solutions to meet South Africa’s industrial demands.

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Sodium Hydroxide (NaOH) Overview

Caustic soda supplier in South Africa provides ≥99% pure NaOH in three main forms to meet diverse industrial needs. Caustic soda flakes are solid, white, and highly soluble in water, making them ideal for manual or automated dosing in various processes. Caustic soda pearls, also known as prills, are low-dust spherical granules designed for automated systems and precise measurement, enhancing workplace safety. Liquid caustic soda (50%) comes as a ready-to-use solution, reducing on-site handling risks and ideal for high-volume operations.

NaOH is a colorless, odorless, highly reactive alkali that neutralizes acids to form salts and water, making it indispensable for industrial processes across South Africa.

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Applications Of Caustic Soda Across South Africa

Mining and Mineral Processing

In regions such as Gauteng, Mpumalanga, Limpopo, and the Northern Cape, caustic soda is critical for ore refining, alumina extraction, and pH regulation. In the Bayer process, NaOH converts bauxite into alumina, which is crucial for aluminum production. Maintaining proper pH levels during ore flotation and effluent treatment ensures efficient extraction and environmental compliance. South African mining operations consume approximately 15,000–20,000 tons of caustic soda annually, highlighting its role in the nation’s mineral economy.

Water Treatment and Purification

Municipal water facilities in Johannesburg, Durban, and Cape Town rely on caustic soda to adjust pH levels and remove impurities. Industrial wastewater treatment plants also use NaOH to safely neutralize chemical effluents and remove heavy metals, protecting ecosystems and public health. Annual consumption for water treatment in South Africa ranges from 10,000 to 12,000 tons, emphasizing the importance of a reliable supply and consistent quality.

Chemical and Petrochemical Manufacturing

In Saldanha Bay, Richards Bay, and Durban, caustic soda is essential for producing detergents, soaps, surfactants, and polymers such as PVC and polyethylene. It is also used in synthesizing various sodium-based chemicals for pharmaceutical and industrial applications. South Africa consumes 12,000–15,000 tons of NaOH annually in these sectors, demonstrating its foundational role in industrial chemistry.

Pulp and Paper Industry

Pulping and bleaching processes in Gauteng and Mpumalanga depend on caustic soda to break down wood fibers and prepare paper products. NaOH is also used in deinking recycled paper to support sustainable production practices. The annual consumption in this sector is approximately 5,000–6,000 tons.

Construction and Industrial Cleaning

Sodium hydroxide is used in producing sodium silicate for adhesives, cement additives, and coatings. It also facilitates degreasing, pipeline cleaning, and removal of industrial residues, ensuring machinery remains efficient and safe to operate. Annual consumption for these applications is estimated at 5,000–7,000 tons, with operations concentrated in Cape Town, Durban, and Johannesburg.

Food Processing and Agriculture

In KwaZulu-Natal, Western Cape, and Eastern Cape, caustic soda is used for sanitizing equipment in fish, meat, and agricultural processing plants. It also assists in fruit and vegetable peeling and preparation for commercial distribution. Approximately 2,000–3,000 tons of Sodium Hydroxide are used annually in these industries, emphasizing the need for a high-quality supply.

By providing caustic soda flakes, pearls, and liquid NaOH, we help South African industries optimize chemical use, improve operational efficiency, and reduce costs while meeting strict safety and quality standards.

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Types and Grades of Caustic Soda We Supply

We provide all major grades to meet South Africa’s industrial requirements:

1. Caustic Soda Flakes

• Highly soluble solid flakes, easy to handle.

• Ideal for soap, detergent, textile, chemical, and paper industries.

• Packaged in 25 kg PP/PE bags with moisture-resistant liners.

2. Caustic Soda Pearls (Prills)

• Low-dust, spherical granules for automated dosing.

• Suitable for petrochemical, water treatment, and mining applications.

• Available in 25 kg bags or 1,000 kg jumbo bags.

3. Liquid Caustic Soda (50%)

• Ready-to-use solution for mining, water treatment, chemical, and pulp & paper industries.

• Packaged in 200L HDPE drums, IBC totes, or ISO tanks.

Our local experts assist clients in selecting the right form and grade for maximum efficiency and cost-effectiveness.

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Packaging and Delivery Across South Africa

We ensure safe, reliable, and timely delivery to industrial hubs and remote operations:

• Flakes/Pearls: 25 kg bags or 1,000–1,250 kg jumbo bags.

• Liquid NaOH (50%): 200L drums, IBC totes, or ISO tank containers.

Key South African Ports for Delivery:

• • Port of Durban: Major chemical import hub for KwaZulu-Natal and inland industrial zones.

  • Port of Cape Town: Supports Western Cape chemical and industrial clients.

  • Port of Saldanha Bay: Key for bulk chemical shipments to mining and heavy industry.

All packaging protects against moisture, maintains purity, and ensures safe handling.

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Safe Handling and Storage Guidelines

Caustic soda in South Africa is highly caustic and requires proper precautions:

• Store in dry, ventilated, shaded areas.

• Avoid contact with acids, reactive metals, and moisture.

• Always use PPE: gloves, goggles, chemical-resistant clothing.

• Dilution Safety: Always add NaOH to water slowly, never pour water into NaOH.

We provide full Material Safety Data Sheets (MSDS) and on-site safety training.

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Why Choose Us as Your Caustic Soda Supplier in South Africa

• Local Expertise: Knowledge of South African ports, logistics, and industrial requirements.

• Consistent Quality: Every shipment comes with CoA verification.

• Competitive Pricing: Strong sourcing from Turkey, UAE, and regional partners.

• Technical Support: On-site and remote guidance for safe and efficient NaOH use.

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Contact Us – Trusted Caustic Soda Supplier in South Africa

We are proud to be a leading caustic soda supplier in South Africa, supporting local industries with reliable supply, technical expertise, and premium quality products. (Contact Us)

📞 Phone/WhatsApp: +971 50 720 9246
📧 Email: info@causticsodaco.com
🌐 Website: www.causticsodaco.com

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Specification of Caustic Soda Flakes

 

For Download Technical Data Sheets of Caustic Soda Flakes (Click Here)

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Specification of Caustic Soda Pearls

For Download PDF (Click Here)