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    Brazing with Trimetal Shim(Page)

     Braze alloy / Copper / Braze alloy sandwiches   

    Brazing Carbide(Page)

    Buy Carbide Braze Alloy or Carbide Brazing Services  <

    Diamond Grinding Saw Blades(Page)

    Lowell Freeborn The first question you should ask yourself is: What do I expect from a diamond wheel? Your answer should be a wheel that removes carbide fast and cool. Think this over very...

    Why Special Carbide Shapes Are Expensive(Page)

    Why Special Carbide Shapes Are Expensive Ordinarily tungsten carbide shapes are made by pressing powder in a die. Once you get the die built you can process a lot of parts pretty cheaply. If you...

    Saw Blade Top Grinding(Page)

    Top Grinding To Keep Diameter within Tolerance Lowell Freeborn  Top Grinding is very important to the saw blade as it affects the tooth load, and if done poorly will cause the saw blade to cut...

    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...

    World's Best Saw Blades - Letter From The President(Page)

    World's Best™ Saw Blades A classic American story of guts over brains    This started in the 1980's when I was reading machining magazines and the results they were getting with ceramics...

    Braze Failure(Page)

     Solutions to Brazing Problems (This is an overview article largely based on customer reports.  Most of this is covered in much greater depth with photographs in other articles and in...

    Inspecting a Router Bit(Page)

    First, just pick the bit up and look at it.  Does it look even and balanced?   Any dings or similar?  Then spin it in your fingers to see if you notice anything.

    Brazing with Propane(Page)

    Brazing Torch - 1300 F with a Bernzomatic Propane Torch  Here is the answer to whether you can braze with a propane / air torch.   You can but you have to control the environment so...

    When to Sharpen Saw Blades(Page)

    As a rule of thumb never let your blades get duller than 0.008”  (8/1,000 inches) edge radius.  Certain grades of carbide are able to obtain and keep a sharper tip than others.  See...

    Cleaning Saw Blades(Page)

    Cleaning Saw Blades, Router Bits, & other Carbide Tools  It is important you clean saw blades and other carbide tools regularly as pitch, glues and other materials can build up and severely...

    Machine Coolant MSDS(Page)

     Material Safety Data Sheet  (There are a lot of really bad MSDS sheets.  If you are a manager you need an MSDS sheet that will protect you and your employees from hazards and that...

    Advanced Brazing Training(Page)

    Deliverables on Previous Projects Eliminate tungsten carbide breakage entirely Reduce tungsten carbide braze failure to six sigma (3 parts per million)

    CSM Top Grinding(Page)

    This operation must be done with a good solid index finger that does not spring when the tooth is forced against it.  If the finger springs or moves differently each time a tooth is ground, the...

    Machine Coolant Cleaning Systems(Page)

    Machine Coolant Cleaning Systems  Contaminated machine coolant are directly responsible for 70% to 90% of machine tool wear and failure.  A filter system that removes contaminants as they...

    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

    Books (Page)

    Books Available for Purchase

    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...

    Importance of Machine Coolant Management(Page)

    A great number of industrial processes such as grinding, milling and turning create heat and particles.  Machine coolants are used to keep the work surface cool and to carry away chips and...