Dust Suppression

CDC Dust Control is one of the few dust management companies in South Africa and sub-Saharan Africa that specialise in specific dust suppression solutions for use on mining road headers and continuous miners, as well as for a range of applications across Africa’s industrial sectors.

What is dust suppression?

Dust suppression is the prevention or reduction of dust dispersion into the air. There are two types of primary dust – organic dust and inorganic dust. Organic dust is that derived from living organisms such as ‘dead’ skin, dust mites, insects or pollen, for example. Inorganic dust is generated in industrial sectors in activities like mining, construction, quarrying and materials handling (and all other sectors where dust is created from manmade activities).

Industries that generate large quantities of dust require different methods of dust suppression. CDC Dust Control – an expert in mining dust suppression and, using advanced dust suppression technology – now manufactures a range of dust suppression units for the broader industry.

Importance of dust suppression to health & productivity

Dust can prove fatal to human beings. On the industrial side of things, where inorganic dust is not only prominent, but extremely hazardous, tailored dust suppression systems are used to control and reduce airborne dust particles. The importance of these solutions cannot be undermined, as several life-threatening lung diseases are the result of continued exposure to certain kinds of dust.

For example, asbestos and silica (quartz) each result in lung fibrosis because of asbestosis and silicosis diseases, respectively. Other potentially fatal diseases acquired from breathing inorganic dust are COPD (chronic obstructive pulmonary disease) and lung cancer, among others.

In addition to the physical health disadvantages, inorganic dust can also hamper visibility. This has the potential of leading to unnecessary accidents and may also delay production processes. Worker wellbeing and health are an organisation’s top priorities, followed closely by its production processes and end products.

It is therefore imperative that all companies strictly follow all protocols related to dust control and dust management, and that application-ideal dust control solutions be implemented.

Dust control management & suppression solutions from CDC Dust Control:

Tailored dust control solutions

There are numerous dust suppression companies in South Africa, and even more internationally who are more than happy to export their products to the African market.

In South Africa, CDC Dust Control is the only local company specialising in the development and manufacture of above- and below ground dust suppression systems for continuous miners and road headers. In fact, our dust suppression solutions are used by original equipment manufacturers Sandvik/Joy, Komatsu and JAE on all their continuous miners and road headers.

Wet & Dry Fan Scrubbers

Tailored for use with gas & dust scrubbing, and dust control in numerous industrial sectors like mining, chemical, energy, manufacturing and metals.

Spray Fan Systems

Increase employee health & safety and improve machine productivity with water spray systems for dust control, tailored to your requirements.

Air Movers

Venturi principle-based CDC Dust Control air movers ensure adequate air flow within your high-dust mining and construction environments.

Transfer Point Assemblies

Easily dampen mine dust at conveyor transfer points or elsewhere on site with wet spray dust management systems.

Jet canons from CDC

Jet-Fogga

Suppress dust in wide industrial areas with our jet-foggas, which are low in noise, maintenance, and water consumption.

These solutions, available as standard or manufactured to exact requirements, are backed by:

  • Booster Pumps: electrically or hydraulically operated flame-proof booster pumps that provide optimum water flow & pressure for dust suppression systems.
  • Water Filters: highly efficient filtration abilities that provide excellent protection for your pumps, nozzles and other dust suppression system components.

All our dust suppression equipment comes with a standard 12-month warranty, and is backed by a comprehensive service and support offering.

Dust suppression solution methods

There are several dust suppression methods available, and the one you use will depend on the industry and the type of dust-generating activities. One of the most common across industrial sectors is the application of liquid (in most cases water) to reduce and minimise the dissemination of fine airborne particles.

One of the most widely used dust suppression technologies is a spray nozzle. A spray nozzle is a tube with precision orifices that disperses liquid in multiple minute droplets to increase the surface area covered. They can also be used to create high impact force. In other words, spray nozzles atomise the liquid used into extremely fine droplets, usually in the 50 to 200 micron range, allowing them to attach to the dust particles.

As a spray’s effectiveness is determined by the shape, size, velocity and distribution of the particles, some industrial spray nozzles achieve droplets greater than 6 000 microns. This dust suppression method is widely used across many dust-intense industries, and the most effective spray nozzle for your application requirements will be determined by your engineers or technicians. Nozzles are also used as an effective conveyor dust suppression system.

CDC Dust Control’s dust suppression spray nozzles are standard-manufactured or manufactured to customer specification. Our spray nozzles form part of our spray fan systems, transfer point assemblies and fogger systems. Each designed to manage dust to your specific requirements on continuous miners, road headers, integrated dust suppression systems and standalone dust management systems used in underground roadways.

Contact CDC Dust Control for your mining, quarrying, construction or materials handling dust suppression and dust management requirements.

Speak to a dust control specialist:

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