How to set the current parameters of mid-frequency welder? [DCS06]
Dec 22,2023
Welding current is an important parameter of mid-frequency welder, the penetration of nugget depends on welding current. Assuming the other values are constant, increasing the current without increasing the strength of the solder joint will increase the rate of welding. Assuming the other values are constant, increasing the current without increasing the strength of the solder joint will increase the rate of welding.
The main energy consumption of the mid-frequency welding machine is the parameter of current. Too high value of current is not cost-effective in daily operation. Setting the current too high will not only increase the strength of the solder joint but also lead to premature redness at the end of the electrode, resulting in porosity. What’s more, it may cause quality problems as deep indentation and welding burn through on workpieces.
If the current parameter is too large, it will not only increase the depth of penetration, but also cause the defects such as undercut and Burn-through. Moreover, when welding alloy workpieces, the product will burn too much and the welding zone will be overheated, which will make the welding zone crystal coarse, leading to the mechanical properties of the product decrease, and error increase.

However, it is not good to set the current too small. Small current setting will make the arc smaller and then make the arc unstable, resulting in the problem of virtual welding and entailing welding slag, which is also a very serious adverse impact on product quality.
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