Sodium Hexametaphosphate (water softener)
Sequestrant that holds hardness in solution — protects geysers, boilers and drip lines.
Pack sizes on request
In stock: Windhoek & Walvis Bay
Water Treatment Chemicals for Manufacturing & Industrial in Namibia
Almost every Namibian factory hides a water plant inside it — boilers behind the process, cooling towers on the roof, and municipal or borehole feed water that arrives hard and leaves expensive. Swachem supplies the industrial water programme: softening and sequestration on the feed, alkalinity control, cooling-circuit biocides, and the descaling chemistry for what past neglect already deposited.
The local problems this range solves
- Boiler scale from hard feed water cutting efficiency and tube life
- Cooling towers growing algae and biofilm in year-round warmth
- Steam quality issues tracing to unmanaged feed chemistry
- Descaling backlogs on heat exchangers and geysers across the plant
Compliance & documentation
Boiler and cooling chemicals are supplied with dosing documentation compatible with insurance-inspection requirements on pressure equipment.
Local tip
Log your municipal water hardness monthly — Windhoek’s blend of dam, borehole and reclaimed sources shifts hardness through the year, and factories that track it adjust softener dosing instead of discovering drift in the boiler.
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Swachem Water Softener
Stocked or sourced on request — ask the counter.
Caustic Soda / Soda Ash (alkalinity)
Stocked or sourced on request — ask the counter.
BAC 50 (biocide)
Stocked or sourced on request — ask the counter.
Hydrex range (boiler treatment)
Stocked or sourced on request — ask the counter.
Removes calcium stains from kettles, also removes calcium flakes in water pipes.
Available in25 L5 L750 ml330 ml
In stock: Windhoek & Walvis Bay
Water Treatment Chemicals for manufacturing & industrial: asked and answered
What does a basic boiler-water programme cost a small factory versus doing nothing?
The comparison is brutal in Namibia: untreated hard feed scales tubes within months, and each millimetre of scale costs measurable fuel percentage plus eventual re-tubing. A softening-plus-alkalinity programme runs a small fraction of that. Send us boiler pressure, feed source and a water analysis; the dosing spec and monthly chemical bill usually surprise people pleasantly.
How do we keep rooftop cooling towers clean through a Windhoek summer?
Biocide rotation (BAC 50 as the quaternary base), scale sequestration on make-up water, and bleed discipline — our evaporation rates concentrate dissolved solids faster than coastal-climate manuals assume. Quarterly physical cleaning completes it. Towers ignored until they’re green cost their savings back in chiller efficiency.
Can we descale exchangers and geysers in-house?
Routinely: circulate inhibited acid (Scale Remover for lighter duty, HCl-plus-Armohib for industrial scale) until reaction quiets, rinse to neutral, verify with pH paper. The inhibitor is the difference between descaling and dissolving your equipment — never run bare acid through steel you value. We supply the full kit with a method sheet.
Borehole or municipal feed — does it change the treatment?
Only in degree: boreholes around the industrial townships typically run harder and more mineralised than municipal supply, shifting softener dose rates and blowdown frequency upward. The programme architecture is identical. If you switch sources seasonally (many factories do when tariffs bite), re-test and re-dose rather than assuming.
Serving Manufacturing & Industrial 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 water treatment chemicals for your manufacturing & industrial operation
Served primarily from Swachem Windhoek — 061 235 051. SDS, grades and delivery scheduling included in the quote.