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  • Plasma Cutting Basics - Lincoln Electric

    Plasma cutting can be performed on any type of conductive metal - mild steel, aluminum and stainless are some examples. With mild steel, operators will experience faster, thicker cuts than with alloys. Oxyfuel cuts by burning, or oxidizing, the metal it is severing.

  • Gas selection guide - plasma cutting aluminum, mild ...

    6 rows · Feb 02, 2016 · Air shield gas is the best choice when using air plasma. Oxygen. Oxygen has become the ...

  • Improved plasma cutting of stainless steel

    Dec 17, 2014 · An oxygen plasma gas with an air shield can deliver excellent cut quality across the full range of thicknesses in mild and carbon steel. However stainless steel cutting success requires different gases and consumables for different thickness ranges and grades.

  • How Can I Make Clean Plasma Cuts? (Quality Control Tips)

    Nov 17, 2018 · Which Plasma Gas Gives The Best Results For Cutting Mild Steel? Filtered air provides the most versatile solution for plasma gas type when cutting mild steel and other types of conductive metals such as stainless steel, and aluminum. It is important to note that the air is filtered.

  • Can you use nitrogen with a plasma cutter?

    Which plasma gas gives the best results for cutting mild steel? Air. Air is the most versatile plasma gas; it produces good cut quality and speed on mild steel, stainless, and aluminum. 26 Related Question Answers Found Can a MIG welder be used as a plasma cutter?

  • What Gas does a Plasma Cutter Use

    Recommended Plasma Cutting Gases. Compressed Air. The most common plasma gas is compressed air. It is versatile and gives the best quality of cuts. It does well on aluminum and steel metals. It can also be used to extract plasma from carbon steel. It is not expensive to purchase. You only need to have it cleaned to remove mist, particles, and oil.

  • Selecting plasma cutting consumables - The Fabricator

    May 22, 2019 · Make sure you have adequate gas and coolant flow, a good work cable connection, and set amperage levels that your consumables can support. Using 10-gauge steel as an example, if you want to use an 85-amp air plasma system to cut parts with the best possible cut quality, you should choose low-amperage consumables.

  • Gas gives the big assist in laser cutting

    Jul 13, 2015 · Gas gives the big assist in laser cutting ... because you’re constantly cooling the cut with the cutting gas.” When oxygen cutting mild steel, the kerf will be a little wider, so the focus spot is often on or just above the material surface. ... Plasma cutting with a laser may yield a rough edge, but it may be an acceptable one for certain ...

  • Best Plasma Cutters Best Plasma Cutter Guide

    Feb 03, 2020 · However, with the help of its high speed and, of course, high precision cuts will give you the best results for sure, and all features come under a very low cost. Although, the air plasma cutter is also suitable enough for the cutting uses of stainless steel, mild steel, alloy steel, aluminum, copper, and other metal materials. Quick Features:

  • Optimizing Plasma Cutting Quality Guide + Amperage Charts

    Jul 26, 2019 · For general purpose cutting, most manufacturers of automated precision plasma systems suggest cutting stainless from thin gage to 1.5” with nitrogen plasma. Either nitrogen or shop compressed air is used as the shield gas. The cut should be free of top and bottom dross, have a relatively smooth cut surface and minimal bevel.


    Air Plasma Cutting Cut Thickness in mm (mild steel) 15 20 40 6 12 25 35 40 70 25 40 65 40 45 75 25 35 50 10 15 25 12 20 30 *Please note: Maximum piercing may require a height control with pierce retract 50 90 Cut Thickness in mm (mild steel) 15 Production Cut Maximum Piercing* Cutting from Edge Production cut and maximum piercing are the same ...

  • Any suggestions on how to cut 40mm stainless steel ...

    Feb 05, 2009 · In general there is not an air plasma system that will give you great results stainless this thick. Some of the multi gas systems may give you what you are looking for. You would probably be looking for a minimum of 150amps to get a decent cut for this thickness. Unfortunately we do not make a multi gas system.

  • Cut charts - Plasma Automation

    HPR260 Auto Gas Instruction Manual 4-17 4 Mild steel O 2 Plasma / Air Shield 80 A Cutting 220173 220189 220176 220179220188 220187 Metric English Select Gases Set Preflow Set Cutflow Amperage Torch-to-Work Distance Marking Speed Arc Voltage Amps mm in mm/min ipm Volts N 2 N 2 10 10 10 10 15 2.5 0.100 6350 250 130 Marking Select Gases Set ...

  • An edge up on plasma cut quality - The Fabricator

    Jan 04, 2018 · Hydrogen prevents the reaction of oxygen with the cut surface, resulting in a smooth, shiny appearance. This is why stainless steel cut edges benefit from mixtures like F5 and H35 (35 percent hydrogen and 65 percent argon) for the plasma gas, and nitrogen as the shielding gas.

  • Plasma Cutting Stainless Steel: 10 FAQ Answered By Experts

    For thinner stainless steel (up to around 10 mm), processes using either nitrogen for the plasma and shield gas or a combination of an F5 plasma gas (5% hydrogen, 95% nitrogen) and nitrogen shield gas deliver excellent edge quality. As a shield gas, nitrogen is extremely effective at flushing slag from the kerf, leaving cuts with a smooth edge surface, a neutral, shiny finish, and virtually no dross.

  • Oxy-Acetylene Cutting Processes | Metallurgy

    (4) Oxy-Arc Cutting: In this process, oxygen gas and electrodes are used to cut roughly mild steel, low-alloy steel, stainless steel, copper, bronze, brass, monel, metal etc. The electric arc takes the place of the heating flame of the oxy-acetylene cutter. The covered electrodes of mild steel come in 4 sizes and are of tubular construction.

  • What Is The Best Way To Cut Steel Plate

    Plasma arc cutting is a great process for cutting mild steel plate, offering much higher speeds than oxy-fuel cutting, but sacrificing some edge quality. That is where plasma is tricky. Edge quality has a sweet spot that, depending on cutting current, generally ranges from about 1/4 inch up to 1.5 inches.

  • Hypertherm XPR300: Review, Specs & Price | Esprit Automation

    The premium gas console is the Optimix. It offers all the capabilities of the Core and VWI consoles plus discrete 3-gas mixing (Ar, H2, and N2) for the best plasma cutting results on stainless steel and aluminium. In the table below, you find an overview of the capabilities of the three gas consoles.

  • Top 4 Plasma Cutter Gases | Westermans Blog

    Sep 17, 2019 · 4 Recommended Plasma Cutting Gases. Compressed Air. Compressed air is a highly versatile plasma gas which produces top quality cuts on mild and stainless steel as well as aluminium. But, it’s also suitable for plasma extraction on carbon steel. It’s also a low-cost gas …

  • An edge up on plasma cut quality - The Fabricator

    Jan 03, 2018 · One plasma gas for nonferrous cutting is H17, which has 17.5 percent hydrogen, 32.5 percent argon, and 50 percent nitrogen. “This helps give you a lower arc temperature and narrower kerf,” said Namburu. Some systems even use propane combined with nitrogen as an assist gas with a nitrogen plasma gas.

  • What gas do you use for plasma cutting? -

    Also, what gas is most commonly used to cut steel with a plasma system? Compressed Air . Also asked, which plasma gas gives the best results for cutting mild steel? Air . Can stainless steel cut plasma? Plasma cutting can be performed on any type of conductive metal - mild steel, aluminum and stainless are some examples.

  • How to Optimize Plasma Cutter Performance

    Apr 14, 2021 · A cutting speed chart showing the rated cutting speed for the power source for mild steel, aluminum and stainless steel of various thicknesses. 10. Check the ground connection to the work piece. Although plasma can cut through painted metal, it does require a solid connection on a clean part of the workpiece as close as practical to the work ...

  • What is f5 plasma gas? -

    Mar 22, 2020 · H35, a readily available welding mixture used for plasma cutting nonferrous metal, is 35 percent hydrogen and 65 percent argon. Nitrogen shield gas displaces oxygen and reduces oxidation. It is a good choice for fast, high-quality cuts in thick aluminum and stainless plate from ½ in. and up.

  • OC 668/22: Plasma cutting: Control of fume, gases and noise

    Plasma cutting of mild steel is typically employed on thinner material (less than 20mm) when very high cutting speeds, in the order of meters per minute, can be employed. 6 Some plasma cutting torches may be used only dry whilst others can also be used underwater (see also paragraphs 28 to 34).

  • Plasma Cutting - Recommended Gases - ESAB

    Compressed Airis the most commonly used gas for lower current plasma cutting and works well for most metals from gauge thickness to 1 inch. It leaves an oxidized cut surface.Compressed air can also be used for plasma gouging on carbon steel. Nitrogenis often used for higher current plasma systems and for cutting materials up to 3 inches thick.

  • Influence of gas composition on plasma arc cutting of mild ...

    Sep 01, 2000 · We report the results of a study on the influence of oxygen in the plasma gas used in the plasma arc cutting process on cuts obtained in mild steel plates. Experimental results of shapes of kerfs and the leading edges of the cut front formed while cutting a 6 mm mild steel plate at 100 A with nitrogen, air and oxygen as plasma gases are presented.

  • Best Plasma Cutter Under 1000: What Metals Can Hot Plasma Cut?

    So that means that plasma cutting is only used for conductive metals and alloys, such as mild steel, stainless steel, aluminum, copper, cast iron, etc. Plasma Cutter And Air Compressor Requirements A standard air compressor is required to operate a plasma cutter, which will act as the air supply that allows you to create the electric or plasma arc.