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Commodity Chemicals for Mining in Namibia

Caustic soda, lime, soda ash and the bulk salts are the quiet consumables of Namibian mining — pH control in process circuits, water conditioning at remote camps, workshop soap making and effluent correction. Swachem imports these directly and holds them in 25 kg and 50 kg bags at both branches, so a central-belt gold plant or a Namib uranium operation draws from local stock instead of waiting on a South African rail consignment.

The local problems this range solves

  • Process pH swings consuming more lime and caustic than design assumed on hard Namibian make-up water
  • Remote camps needing potable-water conditioning chemicals in manageable pack sizes
  • Stock-outs of everyday salts stopping unrelated plant sections — flotation, effluent, workshops
  • Long lead times on SA-sourced bags versus same-week local supply

Compliance & documentation

Caustic soda and hygroscopic salts ship in sealed, food-safe-lined bags where specified; COAs are available on request for process-critical lines.

Local tip

At coastal operations, order caustic flakes in the 25 kg size you will consume within weeks — salt-laden Namib air cakes an opened bag remarkably fast. Inland sites can hold larger buffers safely.

Recommended products

The lines mining buyers draw from this category most.

Caustic Soda Flakes (Sodium Hydroxide) pack

Excellent drain cleaner, can be used to clean fat from raw hides. Also used in the road-making industry.

Available in25 kg5 kg500 g

In stock: Windhoek & Walvis Bay

Lime - Hydrated White - Water Treatment pack

Lime - Hydrated White - Water Treatment

Hydrated lime for pH correction and softening in water treatment plants.

Pack sizes on request

In stock: Windhoek & Walvis Bay

Soda Ash (Sodium Carbonate, Dense & Light)

Stocked or sourced on request — ask the counter.

Sodium Metabisulphite (Reducing agent, preservative) pack

Sodium Metabisulphite (Reducing agent, preservative)

Reducing agent and preservative for food, wine and water treatment.

Pack sizes on request

In stock: Windhoek & Walvis Bay

Copper Sulphate (Fungicide, algaecide) pack

Used in swimming pools — collects dust and makes it easier to clean your pool. Also a fungicide and algaecide.

Available in25 kg

In stock: Windhoek & Walvis Bay

Borax Granular Tech Dek pack

Taxidermies use this to get the fat off from the skin.

Available in25 kg

In stock: Windhoek & Walvis Bay

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Commodity Chemicals for mining: asked and answered

Can Swachem hold contract stock of caustic and lime against our mine’s consumption?

Yes — that is how most of our mining accounts run. We agree monthly volumes, hold buffer stock at the nearer branch, and deliver on schedule or against call-off, with the same specification bag after bag. Your stores run lean while the stock risk sits with us, and annual-volume pricing replaces counter rates.

What is sodium metabisulphite used for on a mine, and do you stock it?

Metabisulphite is stocked as a standard line — mines use it for cyanide detoxification in gold circuits, as an oxygen scavenger in water systems, and as a reducing agent in effluent treatment. It ships in sealed bags with the SDS your process team needs. For SO2-based detox circuits, tell us your dosing rates and we will schedule deliveries to consumption.

Which bulk chemicals condition potable water at remote mine camps?

The camp package is usually hydrated lime or soda ash for pH and alkalinity, aluminium sulphate for clarification where surface or turbid borehole water is used, and a stabilised chlorine (SDIC) for disinfection that survives storage heat. We pack camp-scale quantities — 25 kg bags rather than plant pallets — and include simple dosing guidance the camp operator can actually follow.

Why buy commodity salts locally instead of on the mine’s SA procurement contract?

Lead time and lot size. SA contracts win on price for full-truck bulk, but the everyday 25-bag order that keeps a plant section running is exactly what gets delayed, consolidated or short-shipped. Local stock means a bakkie can collect caustic today, and our standing-order accounts give contract-level pricing on annual volumes without the three-week pipeline.

Serving Mining from our Windhoek branch

Swachem Windhoek · 2-8 Walter Street, Southern Industrial Area, Windhoek · Tel 061 235 051 · Monday – Friday, 08:00 – 17:00

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Quote commodity chemicals for your mining operation

Served primarily from Swachem Windhoek — 061 235 051. SDS, grades and delivery scheduling included in the quote.