Welding helmet is undoubtedly the most valuable item a welder has to protect himself. Welding helmets have been around for a long time and technology has steadily improved. They are much more friendly and offer more protection. However, there are many misconceptions about how the welding helmet actually protects the welder from environmental hazards of their work. The common man generally believed that the main task of welding helmet is to protect your eyes from the bright lights of the welding arc. Almost like a welding helmet is a pair of super sunglasses. This is true only in part. The lens in the main job is to filter out ultraviolet rays and infrared headphones. These lenses are designed to filter out 100% of the harmful UV rays and infrared sensitive eyes. Do not confuse this with whether or not sunglasses. Auto dark lens protects the welder from the ultraviolet rays are light or dark glasses. It is understandable that the problem is due to the bright lights visible to the naked eye. Bright lights hurt your eyes yet, that is why the welding helmet lens features a car has dark or black.
In the auto dark welding helmet, the lens will darken within 4/10ths of a millisecond to filter out visible light. It is faster than your eyes have time to react to light. Slower than 4/10ths of a millisecond, and is not necessary to buy a welding mask anything. The black car models that protect your eyes 100% of the time of the ultraviolet and infrared rays are light or dark glasses, and protected from visible light 4/10ths of a millisecond after the arc lights. This arrangement is much safer than the old style of welding helmets for the simple reason that you can see when the arc goes out. Once you stop the automatic welding lens will reveal dark. Now you can walk or look at your work area without lifting the hull. It is very important because the other functions of welding helmet is to protect the face and eyes from flying objects. Metal debris and other hazards can still damage your eyes.
Automatic welding helmet dark is definitely the way to follow and worth the extra cost. Ensure that the technology actually protect the eyes from the harmful effects of beam welding. Lenses darken in sufficient time so that your eyes are not damaged irreplaceable. Welder not sacrifice security for convenience and car models really dark are much safer because they allow to keep the face and eyes are protected, even after the welding arc is extinguished.
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Tagged @ Helmet Welding
Tagged @ Safety Welding
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