Sharpening A Negative Rake Scraper

Mike explains what is a negative rake scraper how to sharpen and use one. High to low round nose neg rake scraper sml 34 x 932 12 tang 8650 7200. Low to high price.
sharpening a negative rake scraper

Wood Lathe Turning Negative Rake Scrapers Explained Carter And

Negative Rake Scraper Woodturning Youtube

Round Negative Rake Scraper With Tip Sharpening Mandrel Black

If not it wont work.

Sharpening a negative rake scraper. Neg rake scrapers sort by. For all practical purposes though 70o is about as high as you can go for a functioning tool. The process of scraper sharpening is not complicated but each step is essential. I also use an oval skew chisel as a negative rake scraper no you do not ride the bevel but us it as a scraper since i dont like an oval skew.

Remember to clean up the top surface of the scraper well first hone or sharpen the bevel then apply a fresh burr and you are on your way to making smooth clean scraping cuts with your scrapers. The key with a negative rake scraper is that the a angle must be less than 90o. Cutting with the sharpening burr on a negative rake scraper even fairly soft wood can usually be cleaned up nicely. 15 20 seconds per 38 inch wide cutting surface for m2 steel that is a portion of stuarts write up.

The cutting edge on a negative rake scraper also known as an nrs is formed by one step on the grinder. Z to a avg. Ground to a dual 33 degree negative rake angle the gl1 is very versatile and very user friendly making it a favorite among glenns workshop students. The gl1 negative rake french curve scraper is designed to help you refine and smooth internal curves on bowls and platters.

Negative rake scrapers basically like all scrapers work much better on hard dense wood than on very soft open grain wood. Featured items newest items bestselling alphabetical. He explains why it is different than a conventional scraper when your wood turning requires the use of a scraper. Life of a negative rake scraper is very short approx.

Some wood wont scrape well at all such as punky wood. In this short video terry scott from timberly woodturning demonstrates how to sharpen a woodcut negative rake scraper with a sturdy rest. Negative rake scrapers are superior to traditional scrapers because of their ability to produce a clean finishing cut on end grain hard and high figured woods as well as stabilized wood and plastics. The 1 negative rake scraper by carter and son toolworks is a superb scraping tool made from m42 high speed steel for optimum edge holding ability and its ability to be sharpened to a keen edge.

A to z alphabetical. The grinding action forms the hook.