Longevity WeldAll 160PI/200PI/250PI User Manual

Page 27

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160/200/250PI AC/DC Series IGBT Machine

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material or stop and restart the Pilot Arc, the shorter the life span of
your consumables will be.

Using a torch guide or tip shield is a great way to protect the
consumables of your Longevity Plasma Cutter. Remember to
maintain a 1/16in. - 1/8in. distance from the material when cutting.

* The important things to consider while using your Longevity Plasma
Cutter to cleanly execute a cut is correct amperage of the torch tip,
thickness of the material, intended speed, proper technique, and
ultimately protecting the life of your consumables.

Cutting Posture

Sometimes you may find that you are unable to use a guide or shield
when operating your Longevity Plasma Cutter. In some instances a
project may be a very ornate design with different curves and
protrusions or the material is too thick to apply a shield or guard to
your Longevity Plasma Cutter torch tip. In order to maintain the quality
and consistency of your work we recommend that you use your other
hand as a guide. Give yourself a fighting chance to steady your hands
and take advantage of the protective gear you have like our guys on the
Longevity Facility Testing Team .

One of the reasons you purchase a Longevity Plasma Cutter is
because of it's quality. Therefore, we think you should have a
few quality reminders to think about when you are cutting.

If you stop and start an arc in the middle of a cut, often the quality of
your cut will suffer and compromise the integrity of your so far clean
cut-line. Remember, even when we do facility testing, a suitable
method to apply when using your Longevity Plasma Cutter is
rehearsing the cut. Be sure you are going to be able to produce a
smooth continuous cut-line all the way through.

Along with rehearsing your cut, another equally good reminder is to
protect your consumables as much as possible. Often we can get
comfortable piercing right through thin steel with our Longevity
Plasma Cutters, but when cutting thicker metal often the intense back
splash from initial contact will rapidly wear down your torch tip and
other consumables. Even though the seeing the bright sparks show off
the awesome power of your Longevity Plasma Cutter, remember we
want you to be able to enjoy the results of your work time and time
again. So, in situations when you are going to be cutting thick metals at
high amperage with your Longevity Plasma Cutter, we recommend you
start with the torch pointed at a 45 degree angle. This angled approach
allows for the first blast of metal to be released with out back splash on
to your valuable consumables.

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