Welding helmet
2 videos • 0 views • by National Welding and Industrial Supplies A welding helmet is a type of headgear used in welding to protect the eyes, face, and neck from flash burn, ultraviolet (UV) light, infrared (IR) light, and sparks. It is an essential piece of safety equipment for welders, as it helps prevent injuries such as arc eye (a painful condition caused by exposure to UV light) and burns from hot metal and sparks. Key features of a welding helmet include: Lens: The helmet has a darkened lens, often made of a filter that automatically adjusts to the brightness of the welding arc (auto-darkening lens) or a fixed shade lens. The lens protects the eyes from harmful UV and IR radiation. Shell: The outer shell of the helmet is typically made from durable materials like polycarbonate or nylon, which provide impact resistance and protect against heat and sparks. Headgear: The helmet is attached to an adjustable headgear that allows the welder to securely fit the helmet on their head. The headgear can often be adjusted for comfort and to ensure the helmet stays in place during use. Auto-Darkening Feature: Many modern welding helmets come with an auto-darkening filter (ADF) that automatically darkens when the welding arc is struck. This feature allows the welder to see clearly before and after welding without needing to lift the helmet. Viewing Area: The size of the viewing area can vary, with larger viewing areas providing better visibility and reducing the need to reposition the helmet frequently. Respiratory Protection: Some advanced welding helmets are equipped with powered air purifying respirators (PAPRs) to protect the welder from inhaling harmful fumes and particulates. Welding helmets are used in various types of welding processes, including MIG (Metal Inert Gas), TIG (Tungsten Inert Gas), and stick welding. They are crucial for ensuring the safety and health of welders by providing comprehensive protection against the hazards associated with welding. New chat