Metal Thickness Plasma Cutter Amperage Chart

The chart below includes recommendations for stainless steel cutting amperage and material thickness when using a hypertherm xpr300 plasma system.

Metal thickness plasma cutter amperage chart.

For cut 50 amps works out well etc. Like a welding power source a plasma cutter s amperage and voltage capacities determine its size. For cutting metals that are 1 4 inch thick or less a low cost low amperage cutter can be used as low as 25 amps will work. There are several factors to consider when purchasing a plasma cutter.

This plasma cutting tips reference guide offers several solutions to help improve cut quality. Most cutters for home use produce between 40 and 50 amps. 1 above water cutting pages 4 11 through 4 33 and 2 under water cutting where the water table water is 3 above the top. The cut charts are divided into two areas.

In addition to selecting the best gas combination selecting an appropriate cutting amperage is equally important to producing excellent plasma cutting results. Versa cut 40 plasma cutter air pressure amperage settings metal thickness 1 64 1 32 3 64 1 16 5 64 3 32 7 64 1 8 9 64 5 32 11 64 3 16 amps 20 20 20 20 20 20 20 20 20 20 20 20 psi 30 30 30 30 30 30 30 30 30 30 30 30. A cutting speed chart showing the rated cutting speed for the power source for mild steel aluminum and stainless steel of various thicknesses. Check the ground connection to the work piece.

Amperage thickness recommendations. Keep in mind this isn t the maximum thickness of cut that a plasma cutter is capable of cutting but rather it is a good rule to follow for decent cutting speed and quality. 2 plasma air shield 130 a cutting 220173 220183 220176 220179220182 220181 metric english select gases set preflow set cutflow material thickness arc voltage torch to work distance cutting speed initial pierce height pierce delay time plasma shield plasma shield plasma shield mm volts mm mm m mm factor seconds o 2 air 32 32 84 28 3 124 2 5. 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.

Cut charts the following cut charts provide the necessary information in order for the operator using the max200 machine torch system to be successful in plasma arc cutting. The thickness of metal you will routinely cut and maximum metal thickness are important in selecting the right plasma cutter. For 3 8 cut 40 amps works out well for most brands of plasma cutters. This is fine for most cutting jobs.

It is important to try and work through all of the relevant suggestions provided as often there are many different factors to consider.