Which of the following is NOT a typical feature of short circuit transfer?

In the context of short circuit transfer in welding, it is essential to understand the characteristics that define this process. Short circuit transfer typically involves a series of rapid metal transfers from the electrode to the workpiece. This transfer method is known for its unique traits, which include high spatter production, the ability to bridge gaps effectively, and low heat input.

High spatter production is a common feature in short circuit transfer because the rapid, intermittent contact between the wire and the base material leads to molten metal being ejected from the weld pool. Additionally, short circuit transfer is effective at bridging gaps, making it suitable for welding irregular surfaces or overcoming spacing between workpieces. The process also generates lower heat input compared to other transfer methods, minimizing distortion and helping to control the heat-affected zone.

However, when it comes to weld appearance, short circuit transfer is generally not associated with good weld aesthetics. The welds produced may exhibit more irregularities and a rougher finish due to the nature of how the metal is deposited. So, while the other features align with what is typically expected in short circuit transfer, good weld appearance does not, making it the correct answer to identify as not a typical feature of this process.