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    Router Bit Comparison(Page)

    I was sent two router bits to compare.  One is a famous name bit and the other is a bit that claims to be better.   Executive summary:  The less expensive, less famous bit is...

    Filtered Coolant and Unfiltered Coolant Compared(Page)

    Filtered & Unfiltered Sumps  Nothing speaks the truth like real data and numbers.  You can see here from our testing and analysis the difference that filtering can make. ...

    Saw Blade Inspection Equipment(Page)

    Refer back to the Saw

    Filtration Glossary continued g-m(Page)

    Machine Coolant Filtration Glossary Here is a glossary of Filtration Terms and their meanings.  Please refer to the Machine Coolant Filtration Index </

    Saw Tips in Oven Cleaner(Page)

    Executive Summary:  No effect was found on the carbide or the braze alloy.  Oven cleaner does remove any paint and the expensive plastic coatings which may be the best reason not to use it...

    How Carbide Wears(Page)

    Carbide Wear From the book Building Superior Brazed Tools    Buy the Book  

    Router Bit Failure(Page)

      Problems Numerous holes and voids

    Machine Coolant Health and Safety(Page)

    Machine coolant alone can be dangerous.  It is not meant to be breathed.  Fortunately air handling equipment is easy to install and pretty inexpensive. The real health problems arise when...

    Sawfilers, a Dying Trade?(Post)

    What is a Sawfiler, who are they, what do they do and why is the trade slowly dying? The best response to these questions is to quote Thomas Walz: “Sawfilers design, build, repair and maintain ultra-p

    Machine Coolant Filtering Successes(Page)

    The shop is West Coast Saws in Tacoma WA. at 2725 S. Ash St and it is owned by Brian Wallinger.   They grind saws and tools within one - one thousandth of an inch and have a computerized...

    Tungsten Carbide Grades(Page)

    From the book Building Superior Brazed Tools  Buy the Book  There is no comprehensive comparison of tungsten carbide between and among tungsten carbide suppli

    Cermet II Saw Tips at Potter Lumber(Page)

    Report on Cermet II Saw Tips at Potter Lumber   Mr. Potter runs a hardwood mill (red Oak which is very acidic) all green logs, medium in size.  Twelve years ago the refurbished their...

    3 Easy Ways to Cut Mortises(Post)

    Mortise and tenon joints are regarded as one of the toughest types of joinery you can use for your woodworking projects. These joints are often associated with fine furniture making due the critical

    Inspecting Sharpened Saw Blades(Page)

    Everyone knows about the guy who shows up at your shop and promises you something “just as good” for “a lot less money”.   With cheap equipment, sloppy work and a lack of knowledge a “saw...

    Cermet II Saw Blades in Industrial Applications (Page)

    Cermet II Saw Tips have been used to solve many customer problems and increase cutting speed and wear resistance.  See some of the reviews

    Machine Coolant Disposal Regulations(Page)

    Machine Coolant Federal Regulations  (Note:  We have corrected the government list to comply with standard chemical notation where we felt it was necessary.  We have included both...

    Can Cleaners Harm Saw Blades(Page)

    Also See: Soaking Saw Tips in Oven Cleaner First, there are thousands of grades of carbide so discussing the properties of carbide is like discussing the properties of wood. Therefore, I...

    Saw Blade Analysis on a Bad Saw Blade(Page)

    John Gammelgard of Weyerhaeuser is a really good saw filer.  His command of analytical data is truly impressive.  Anyway someone sold John a saw blade that didn’t run well.  It came to...

    Brazing Flux(Page)

    Brazing Flux covers the area being brazed and keeps oxygen away from the materials. A good braze joint is both physically and chemically bound.  If oxygen gets in then the steel or carbide will...

    Machine Coolant Filtration Case Study Bacteria Growth(Page)

    # 3 Weak Machine Coolant and Extreme Bacteria Growth There are many reasons to filter machine coolant other than to filter out particles that can potentially damage tools and equipment. ...