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***For distances longer than those shown in this Guide, call a factory applications representative. Contact your distributor for the mm2 equivalent weld cable sizes. 12 pcs POWER WELD MP-2H Shade 12 Filter Plates 2' x 4-1/4' 9 12 pcs POWER WELD MP-2H Shade 12 Filter Plates 2' x 4-1/4' Business Industrial CNC, Metalworking Manufacturin Welding Soldering Equipment Welding Equipment Accessories Welding Protective Gear Other Welding Protective Gear 9 12 pcs POWER WELD MP-2H Shade 12 Filter Plates 2' x 4-1/4. The larger the shade number, the darker the filter lens. While the shades from 9 to 13 are mainly used for different welding processes. The earlier numbers from 4 to 8 are useful in grinding and cutting processes. Then, go to a lighter shade which gives a sufficient view of the weld zone without going below the minimum. What do Shade Numbers Mean Welding helmet shades numbers vary from 4 to 13. It covers your eyes thoroughly so that UV light cannot do any harm from any angle. It is uniformly fitted with face and not falls off suddenly. This glass shape is suitable for eye protection because it is curved in shape. It provides great darkness during welding time. **Weld cable size (AWG) is based on either a 4 volts or less drop or a current density of at least 300 circular mils per ampere. 12 14 Plasma Arc Welding (PAW) Less than 20 20100 100400 400800 6 8 10 11 68 10 12 14 Reference: ANSI Z49.1:2005 Start with a shade that is too dark to see the weld zone. Use of this product in any other application such as gas welding (oxy-acetylene) or laser welding may result in permanent. Welding safety glass by Insight is a shade 12 glass. If cable overheating occurs (normally you can smell it), use next size larger cable. *This chart is a general guideline and may not suit all applications.
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Our review and guide will help you choose the best welding helmet to make your welding safe and enjoyable. Weld Cable Size** And Total Cable (Copper) Length Choosing the wrong helmet can be dangerous and costly. Low Current Plasma arc cutting data (0−80 Amperes) supplied by Miller Electric Mfg. In oxyfuel gas welding, cutting, or brazing where the torch produces a high yellow light, it is desirable to use a filter lens that absorbs the yellow or sodium line in the visible light of the (spectrum) operation. Then go to a lighter shade which gives sufficient view of the weld or cut zone without going below the minimum. A shade 12 lens for welding helmets, pack includes 1shaded lens and 1 clear lens Read more. As a rule of thumb, start with a shade that is too dark to see the weld or cut zone.