The depth of each cut is not what is essential when dealing with grain tear out. Please let me know if these help you. RSS Feed To repair it would be to level the surrounding areas with sanding or scraping or hand planing or a combination. I also use 5-minute epoxy to glue my blanks to blocks in order to chuck them up. Nothing ventured - nothing gained. It is long and heavy so that you can handle the torque generated by taking bites out of the wood after you have been turning air. I actually bent(twice) my gouge that I bought years ago to accompany my original machine. see my bowl gouge sharpening article for more information. Now, let me share my knowledge with you. Find the tear out area and then rotate the bowl 180 degrees. Thanks for writing. … Your rip a standard 2 x 4 into two turning blanks. Another great option is to use a round nose scraper and “cut” instead of scrap the surface. Instagram I will tackle tear-out with renewed confidence now. Keep up the good work, you have a very pleasant style of presentation….Best Hi Kent, No backing. article about making supported grain cuts. After sharpening the bowl gouge, nothing contributes to the reduction of grain tear out more than cutting in the proper direction with supported cuts. With each rotation of the lathe, the end-grain or ends of these “straws” will pass by twice, once for each end of the tubes. This technique is so important that my article about Supported Grain Bowl Gouge Cuts really needs to be the next article you read if you haven’t read it yet. Cutting “with the grain” is a confusing statement, as I detail in the article about making supported grain cuts. Tearing usually occurs either where the surface is changing from end grain to side grain as the wood rotates, or where locally disturbed grain opposes the cut. Set of 4. If that same blade were lowered parallel to the table surface, the paper would probably fold and rip. I use carbide tools and try shearing at an angle. I can’t tell you why for sure, but it just works better. Starting with the new lathe I used the same higher speeds. Whenever I am dealing with a tear out prone wood, that’s exactly what I do. Ready for your wood bowl adventure? I like the smell of the shop when I turn Oak. The logs were stacked in a dry place and sat to wait for their fate. (Furniture Making Forum) Goodness. Think of the bevel as the guide that controls the cutting edge of the bowl gouge. This technique is described further in my round nose scraper article, check it out. A few good router tips are all you need. 875 to start and up to 1200 to shape etc. Tear-out beware, Roger is ready for you now!!! Experiment with subtly different angles. This was about the time I decided to join the local turning group. Is there a way to turn this stuff cleanly without plasticizing? With closer inspection, the damage is revealed. These “straws” run across the surface of the wood bowl blank. Crafted of acacia wood and resin, our Wood & Resin Coasters add an earthy vibe to your table while protecting it from pesky water drips and stains. The … Happy turning! I turned some pine and some spruce and was seeing the tear out. Doesn't acrylic or Polycril change the appearance? Now, the real test. To get a smooth finish all the way around you'll need to fill the pores with a grain filler. Thanks, Dan! Instead, we need to shave the wood fibers, much like using a razor. Epoxies have their place for larger voids. 2 things come to mind to try. Click here to Get Started. What I didn’t know, because I hadn’t turned any other type of wood, was that pecan is notoriously punky and problematic for producing grain tear out. I like the lathe speed to be around 1500 RPM. A process discovered by Hawaiian woodturner Ron Kent often allows better turning of bowls from green wood. If yes, then you have found yourself in the wood bowl turning trouble zone. Speed up the lathe if necessary, slow down the tool feed. I could really use some help with this problem. Acrylic is, after all, plastic. * This is an aggressive tool that cuts but processes with control. On the end grain areas, the wedging action pulls on the fibres and if they are weak they can break below the surface and pull out. Take your time and experiment with one or a combination of the above tips to eliminate the tear out on your wood turned bowl. I noticed in the video yesterday that when you started to dig out the inside of the bowl you just confidently presented the tool and off you went. Whatever the reason, a traditional grind bowl gouge is excellent for making the final few passes, especially on the bowl interior. I came across one of your very helpful videos yesterday and will watch more in the coming days. article specifically about the angles of the bowl gouge bevel. Without seeing the grind on your gouge or observing your technique, I will assume that they are optimal. These tube or fiber ends are known as end-grain. Text, photos and video by Tom Hintz. Want to learn all about finishing cuts? However, with that being said, a more traditional standard grind offers better results when confronting problematic end-grain. It was only natural that a friend of a friend’s Facebook plea for help with a fallen limb came to my attention. You can tell which direction to scrape or plane with the grain by examining the tear out. I learned to use a variety of techniques to tackle trouble areas. Having watched a few experts making the entire process look effortless. Here is the link to all the details about cutting with a round nose scraper. Second. Putting over these ideas and techniques is an art, too – congratulations! Perhaps it’s the steeper bevel angle or more bevel surface. A sharp bowl gouge might seem obvious, but it is the single most significant factor in reducing grain tear out. It wasn’t until my pecan stash was almost depleted that I turned a different type of timber. Here are a few suggestions: – Read this article about bowl gouge techniques. Lighter, slower cuts are the hallmark of making great finishing cuts. For details about sharpening a wood bowl gouge, see my bowl gouge sharpening article for more information. Get Organized – Number outside corners, add arrows pointing towards the inside corners and a “T” marking the top end of the ornament. Hey! Read this article next. When I worked with the problematic punky pecan I mentioned above, I’d often run into areas that were soft and spongy. I greatly appreciate your kind words! One turner even put dye in the acrylic. I attempted to turn a small test bowl with them, but had tear-out type issues. I was getting quite intimidated by this much more powerful machine. The fragility of wood often manifests itself in the form of chips, splinters and tearout along a cut edge. The fibres are not cut, but torn apart. Great article! I’m not totally new to the wood lathe and owned a very basic machine for many years but I used it mostly to turn a few spindles from time to time. Specifically, soaking rough turned bowls in a simple solution of one-sixth concentrated dishwashing detergent greatly aids in turning, reducing tear out from the tools and greatly reducing checking in the final drying. I’m so glad you found this and you’re seeing good results. We often cut figured woods when we turn. Thank you for writing and your kind words! Also, try turning a bit faster, but not too fast and slow down the pace of your cut. Nov 29, 2020 - Explore Larryfetterman's board "Wood lathe", followed by 375 people on Pinterest. LOL. 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