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Fig. 6 SV-FIT system
Fig. 7 SVH torchs with long handles, SV-FIT system
Lifetime of consumable parts
The need to change consumable parts on your torch depends on the thickness
of the material to be cut, the length of the cut, the air quality (presence of
moisture, oil and dirt), the way the cut starts (from the side or through), the
appropriate piercing height, the cutting mode (solid material or perforated).
In general, the current set of consumable parts lasts on average 1 to 3 hours of
cutting (arc firing). Under normal conditions, hand cutting will wear out the cutting