Brazing

Why a Circular Saw Blade Cracks

There are numerous reasons why a circular saw blade will crack, or rip, at the shoulder.  The most difficult part is determining with certainty the reason for a specific application. When independent labs have analyzed the steel and performed a failure … Continue…

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Brazing and Soldering- The Difference is Crucial

Technically soldering is done at lower temperatures and brazing is done at high-temperatures. The separation point is usually about 800°F. A braze joint can be somewhere between 10 and 100 times as strong as a solder joint.  There is silver … Continue…

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Solving Brazing Problems

We often get a lot of questions about brazing problems and why a braze joint failed.  Here are a few inquiries that were posted on a forum about brazing problems and some general questions about brazing. “1 We have often … Continue…

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Brazing Steel

This was originally a question from a forum.  It was a good question, and I thought some of you may benefit from the information. Forum question:  I am brazing machined 01 tool steel parts together, and/or tool steel parts to 302/316 stainless Steel parts. I … Continue…

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Torch Brazing with Hydrogen

I was recently asked about torch brazing with hydrogen, and why I don’t use hydrogen for brazing.  The main reason I choose not to torch braze with hydrogen is because of the safety issues.  I use a larger torch, and … Continue…

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Torch brazing with Braze Alloy to fill in Gaps

Filling Gaps with Braze Alloy and a Torch In this the beholder was machined in such a manner that it left a radius in the corner of the notch.  This means that the carbide cannot be seated completely against both the … Continue…

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Braze alloy and what it does…

What Does Braze Alloy Do?  The immediate topic is brazing tungsten carbide to steel specifically for use in tools such as saw blades, router bits, etc.   Bonding Properties 30 years ago I was taught that braze alloy was sort … Continue…

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Bandsaw (Band Saw) Blade Brazing

There are 6 basic steps to brazing a band saw blade.  Clean and bevel the blade ends. Clamp blade ends to the fixture. Spread the flux. Braze. Anneal Remove excess alloy.   1.  Size of blade With a very small, … Continue…

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Differences Between Welding and Brazing

Brazing Isn’t Welding; Brazing Requires Much Better Cleaning Brazing is regulated by the American welding society AWS which is about as good a place as any to put it.  However there are differences. Brazing requires a much higher standard of cleanliness … Continue…

Popcorn Carbide

Popcorn carbide- this was a really neat affect caused by a great amount of heat over an unknown period of time (but I’d guess it to be a fairly long time).  This piece of carbide was actually once a carbide tip that fell of … Continue…

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