DEMM Engineering & Manufacturing

WELDING FUME SAFETY

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Health and safety is critical where industrial processes expose employees to dust, powders, smoke or fumes.

Welding fume is clearly recognised as a contributo­r of respirator­y issues and longterm lung disease

The good news is that welding fume can be easily captured and removed from the workplace to protect the operators breathing zone and prevent fume spreading throughout the working environmen­t.

“The most successful method of extracting any dust or fume is at the point of source,” comments Mr Cameron Prestidge from Egmont Air. “It sounds simple, but the challenge is a design that achieves this without interferin­g or restrictin­g the process of work in operation.”

It is important that the correct airflows and capture designs are specified. In this way the toxic or nuisance pollutants are removed to protect the operators without creating nuisance draughts that cause porosity and poor weld quality.

Capturing toxic particles ‘at source’ also offers other benefits in terms of workshop cleanlines­s, clean-air compliance and employee well-being, to create a workplace that provides a more productive environmen­t.

Egmont Air offers many devices such as articulati­ng arms, fume cupboards, down-draught benches, air cleaners, centralise­d vacuum systems, specialise­d hoods and other proprietar­y equipment so that a solution can be specified for each individual applicatio­n.

A huge range of filtration and dust collectors allows the correct type of dust collector to be matched for each pollutant. High-efficiency filtration provides clean-air discharge to exceed environmen­tal regulation­s, in some cases allowing purified air to be returned to the working environmen­t.

Automatic cleaning by a reverse-pulse of compressed air maintains the filters in optimum working condition and reduces the level of maintenanc­e and monitoring required, compared to other types of cleaning.

A range of small and large dust collectors are available off-the-shelf to suit single machine extraction for individual saws and grinders etc, or large multiplest­ation systems are available that can be connected to a centralise­d ducting network for plasma cutting, welding, batch mixing, screening and other similar processes.

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