30 June
Applying brazing flux

Five misconceptions about flux

At The Harris Products Group, we sell a lot of brazing and soldering alloys. Over the years we’ve noticed some misunderstandings about the importance of flux in producing a quality brazed joint. This blog entry explores the five most common misconceptions about flux.

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08 February
How Brazing Works

How Brazing Works - Capillary Action

One of brazing's attributes is the ability of melted filler metal to flow between parts to produce a strong, leak-proof connection. This effect, capillary action, enables braze penetration between two surfaces. It makes it possible to join pipe or tube in the horizontal position and, despite gravity, in the vertical "up" position.

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17 November
Harris Bridgit solder image

When Lead Went Dead

The use of lead to convey drinking water dates to the Roman Empire (the word plumber comes from the Latin name for lead- "plumbum", hence its chemical symbol – Pb). Not surprisingly, the use of lead bearing solders to join copper water lines was the accepted approach for decades. By far the most common lead-bearing plumbing solder was 50/50 (nominally 50% tin and 50% lead).

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