wood turning tear out

It might be possible to dry Live Oak in a kiln without cracks, etc. In pine the chisel has a much better chance of tearing through more of the wood which reduces the initial impact of a catch. RSS Feed Check it out. I wasn’t great at it but it satisfied my purposes at the time. * This way, there’s zero or minimal tear-out off the encircling wood. Great article! Instagram 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. Here is the link to all the details about cutting with a round nose scraper. Wear a respirator - dust from spalted or rotten wood can be dangerous. Want to learn all about finishing cuts? I actually bent(twice) my gouge that I bought years ago to accompany my original machine. If the same knife is rapidly pulled through the paper, tears will most likely form. Hello Kent, Everything you are describing is not abnormal. If you're getting actual tear out, more speed (and very sharp tools) will help. Instead, find the trouble area, usually along the end grain, and sand with the grain to remove any tell-tale marks. Be deliberate and make more controlled less deep cuts. The more accurately aligned the centers are, the less vibration also. Artwork and Content Usage, YouTube Channel A process discovered by Hawaiian woodturner Ron Kent often allows better turning of bowls from green wood. When we turn a side-grain wood bowl, we are basically turning a bundle of linear wood fibers, kind of like a block of straws. Oh. Generally, tearout happens when routing across the grain, turning corners or removing too much material in one pass. Do not sand with the lathe on as this will only increase any tool mark hills and valleys. I love wood and woodworking. If you force the tool through the wood it will tear out even with a sharp tool. November 27, 2007, KnowledgeBase: Woodworking Miscellaneous: Woodworking. I’m Kent, a dad, husband, graphic designer, photographer, artist, traveler, dark chocolate lover and I’m addicted to turning wood bowls! Return a sharp edge to your bowl gouge as frequently as possible. When the cuts are made, instead of falling over or breaking off, the wood fibers stand tall and are cut clean. That said, end grain feels different than long grain, so you're always going to have some difference. Turn the Inside Cavity First With a ½" spindle gouge, cut out the teardrop oval shape of the inside cut-out profile. The resulting bowls can be beautiful if you don’t make yourself crazy in the process of overcoming all the grain tear out issues. To repair it would be to level the surrounding areas with sanding or scraping or hand planing or a combination. The angled cut is especially important when using a negative rake scraper. thank you. great advice,will save me a lot of time and frustration. Bowl Turning Info Shop, 14 Ways To Avoid Grain Tear Out With Wood Bowl. Also, you could relieve the sharp corners with a rasp before routing which can sometimes relive tear 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. Doesn't acrylic or Polycril change the appearance? Forum Responses … At the time I had no idea, and I guess the fortunate thing was I didn’t know I was lucky. Thank you for your comments regarding end-grain fun.. However, with that being said, a more traditional standard grind offers better results when confronting problematic end-grain. Hey Kent, I bought a larger lathe to be able to turn larger than the 5 inch bowls and cups I have turned. The turning methods you mentioned are spot on especially the comment about the traditional gouge grind and riding the bevel. article solely devoted to understanding and learning to ride the bowl gouge bevel. Sometimes, even with the sharpest tools and the best techniques, you can get torn grain while turning. When cutting with either a bowl gouge or negative rake scraper, angle the tool cutting edge to reduce force. I’m wondering if you have a video/YouTube that goes into more detail about how to master this skill. Like little limb hairs, some wood end grains need a boost to position them for a clean cut. Incorporating the gentle approach of a steep cutting angle as described above, this bowl gouge finishing technique can produce results that rival beautifully sanded finishes. 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. Moving the bowl gouge through the wood fibers is very similar. I've heard of permeating the burl with acrylic. Think about drawing a sharp knife across a sheet of paper. To fix and level the surface, clean cuts must be made down to the deepest areas of these voids. Everyone and their brother at the turning group gave me tips and advice on how to lessen the grain tear out. Rob Johnstone: Wood will “chunk-out” for a number of reasons and maple is one of the worst culprits in this regard. The pockmarks are gaps or holes where some end-grain fibers have been ripped out completely. – Check out this video as I describe how I like to remove the bowl interior. Okay, let’s start with the basics. However, when the blank is really open, I use polyurethane glue because it expands into the burl and provides a mechanical bond. 14 Ways To Avoid Wood Bowl Grain Tear Out 1. First off, as described above, the tear out should only appear on one-half of the total end-grain area. Wood Turning 7 Tips STOP end grain tear out wood bowl woodturningYear out can be a huge issue and create all kinds of frustration. Dust Collection, Safety and Plant Operation, Job Opportunities and Woodworking Services, Soaking the piece in a sizing or finish solution can stiffen the material for cleaner turning results. I learned so much more than I would have imagined from those persnickety pecan fibers. On the other hand, if you really want to learn (or torture yourself) find some old ratty and punky pecan (or similar wood) to turn. Whatever the reason, a traditional grind bowl gouge is excellent for making the final few passes, especially on the bowl interior. If you can get the wood for free - try it. Watch out as … Let me know if that also helps reduce the tear out. Numerous neighbors stopped by and were eager to use the essence of that beautiful pecan to smoke various animal carcasses. I was getting quite intimidated by this much more powerful machine. We often cut figured woods when we turn. 875 to start and up to 1200 to shape etc. This article will cover, in detail, numerous approaches to solving the wood bowl grain tear out problems that might be plaguing you. If it's still a problem you will have to resort to abrasives. Luckily, nobody said, “turn a different wood.”, Being a newbie, I thought that the rough surface was just because of my inexperience. By angling the tool edge, the sheer force of the metal to the wood is reduced, and a cleaner cut occurs. 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. Let the tool do the cutting. The fibres are not cut, but torn apart. Having watched a few experts making the entire process look effortless. see my bowl gouge sharpening article for more information. Tips to reduce Overheating And a having much better success. I greatly appreciate your kind words! I can’t tell you why for sure, but it just works better. But honestly, the incremental passes is probably your best bet. Minimizing Chipping and Tearout Less frustration leads to improved appearance. In Bowl Turning Tips - Dealing with Tear out, I explain what causes tear out that often frustrates novice bowl turners. Tear out is not a mystical event whose roots lie in the deep past only understood by some monk high up in a cave on the side of the Matterhorn (and I do mean the one at Disneyland). From contributor J: Wood bowl grain tear out can be frustrating. https://www.popularwoodworking.com/techniques/your-guide-to-tear-out Quickly forcing the bowl gouge across the surface will usually result in grain tear out. Second. Cutting “with the grain” is a confusing statement, as I detail in the article about making... 3. 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. Sand any trouble areas still remaining with focused attention. Great information. Read this article next. x 0.5"h (each). 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. Another great option is to use a round nose scraper and “cut” instead of scrap the surface. Your rip a standard 2 x 4 into two turning blanks. Just like the shellac technique above, CA can be used in specific areas to solidify the wood fibers and make them easier to cut. I like the lathe speed to be around 1500 RPM. Thanks, Dan! I bought what I think is a very good bowl gouge but at this time progress is slow. We are most interested in clean-cut fibers with each pass. A sharp bowl gouge might seem obvious, but it is the single most significant factor in reducing grain tear out. Try cutting in the opposite direction. See more ideas about wood lathe, wood turning, wood turning projects. The more porous the wood, the more likely it is to splinter. No matter what I did to try to achieve clean cuts, there always seemed to be areas that tore and ripped out. Learn how to repair tear out with a scraper from a woodturning expert … Learn more about me, see my current bowls available, follow me on Instagram. video as I describe how I like to remove the bowl interior. One turner even put dye in the acrylic. Tear out happens when the grain wants to split, chip, or fracture, due to the wood itself, vibration from the tool, vibration from the balance of the wood, vibration from the lathe or its foundation, or vibration from how far the wood projects from one or two centers. Supported wood grain. Whenever I am dealing with a tear out prone wood, that’s exactly what I do. The first thing you want to do is "seal" the end grain since moisture is … My. After sharpening the bowl gouge, nothing contributes to the reduction of grain tear out more than cutting in the proper direction with supported cuts. I have learned how to sharpen the gouge so I don’t think that is the issue. Thank you for writing and your kind words! Read this article next. * It cuts a thicker chip. My Wood Bowls — Etsy Shop When I turned a piece of mesquite, the results were much better. I could really use some help with this problem. However, fine-tuning areas with tool marks or hills and valleys can be accomplished with light focused passes of a sharp negative rack scraper. CA works great for particular issue areas like knots or bark inclusion areas. Thanks for your well written and professional approach. A couple ways to deal with this is to sharpen your bowl gouge very well during the last few cuts. Logs it was. In with both feet and my confidence was dashed almost right away. Happy turning! Keep up the good work, you have a very pleasant style of presentation….Best Now, let me share my knowledge with you. Plane from the broken end to the pointed end. Wetting the wood surface can raise fibers and allow the sharp bowl gouge to make a clean pass. I’m getting the hang of riding the bevel on the side grain but the end grain is quite a challenge for me. Click here to Get Started. I will tackle tear-out with renewed confidence now. Heavy, aggressive cuts usually result in grain tear out. Riding that bevel is critical. First, don't push the tool too fast. I do eventually hope to join a wood turners club in the area at some point but because of the current situation all these activities are suspended. Here is the link to all the details about cutting with a round nose scraper. It's literally going to try and tear itself apart if you don't control its moisture loss rate. I attempted to turn a small test bowl with them, but had tear-out type issues. There are many ways to address this issue including using sharp tools, cutting with the supported grain, speeding up the lathe, changing angles, and even treating the surface. When I first started turning, I was lucky you might say. , Thanks for the excellent article. The fragility of wood often manifests itself in the form of chips, splinters and tearout along a cut edge. really appreciate your tips. The first thought might be, “perhaps a little sanding can fix the problem?” Not quite, these pits are more than they appear. * This is an aggressive tool that cuts but processes with control. Log after log produced bowl after bowl. Wood Turning tool Carbide Tipped Working Lathe Tools; ... * The straight edge of the cutting edge carries out the chip severing. I have a set of large wood chisels given to me by a person that has never used them and doesn't know their history. Spindle gouge. I have discovered several of your techniques…but just as many were news to me—Which is GREAT!! If the blade is pulled slow and steady, it will make a smooth cut. article about making supported grain cuts. LOL. To get a smooth finish all the way around you'll need to fill the pores with a grain filler. Perhaps it’s the steeper bevel angle or more bevel surface. tear-out that leaves a rough feel on two sides . The worst I have ever had doing one of these bowls. Terms and Conditions Hi! What I was especially excited to read was the wood treatment for punky wood. I’m now working exclusively between 250 to 800 rpm. Sanding by combining lathe rotation and detailed with-the-grain sanding (lathe off) is the ideal way to achieve a smooth final finish on your wood bowls. 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. If you’re still seeing tear out, you can shellac (or CA) the wood and let it dry before making the final cutting passes. My new lathe has 3 variable speed ranges. I’ve seen these be as much as one-eighth to one-quarter of an inch deep in some cases. Hi Kent, With closer inspection, the damage is revealed. Why had I been turning that rough punky pecan all this time? Without seeing the grind on your gouge or observing your technique, I will assume that they are optimal. Wood turning at the lathe is a very satisfying craft where you can make cool stuff FAST! Until all of the grain tear out area is removed with precise cuts, the tear out will remain, and sanding will do very little to remedy the problem. Get Organized – Number outside corners, add arrows pointing towards the inside corners and a “T” marking the top end of the ornament. How can I tell if the wood turning chisels are sharp? Will use the tips. I have an article all about how I sand my wood bowls. Please let me know if these help you. Think of an old-school paper cutter. This technique is described further in my round nose scraper article, check it out. Tear out is an indication of 1 of 3 things. They are square not round. If your angle on your gouge is at its optimum, your tool handle is long, your tool rest is about 1/4" away from the wood, and you use a shearing cut at the correct angle and height above the tool rest, you won't create tear out any bigger than the cut you are making. These “straws” run across the surface of the wood bowl blank. And remember, if you’re wondering if you need to sharpen, the answer is YES and now. If yes, then you have found yourself in the wood bowl turning trouble zone. Ha! Privacy Policy Off to research Negative Rake Scrapers next…. Nothing ventured - nothing gained. If the bowl gouge tip is not supported by the gouge bevel, tool marks and torn grain are sure to form. Thank you, Kevin! I’m finding it quite difficult. I turn vessels green - thin (1/4" or less) and then dry slowly. and much slower than that for pieces larger than 12 inches in diameter. I was lucky enough to get the best possible lessons for how to deal with grain tear out first and foremost. At this point, if no other tips are working, try applying a layer of shellac to the whole bowl or just the trouble areas. Go back down to my second post in this thread. Tear out can happen in the bottom of a bowl or box when using a scraper. Tear out happens when the grain wants to split, chip, or fracture, due to the wood itself, vibration from the tool, vibration from the balance of the wood, vibration from the lathe or its foundation, or vibration from how far the wood projects from one or two centers. The tear out can occur with very dry, or “punky” (brittle wood fibers) wood. 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. So we bucked the limb down to manageable chunks and loaded it on my trailer. More Splintering and Tear-Out Tips. Now, the real test. Looking back, I’m so glad it worked out that I acquired that beautiful, yet challenging to turn wood first before turning an easier wood. In general, I never turn faster than 1,000 r.p.m. Aged, dead, and rotting, the wood still had to be good for something, I thought. Nov 29, 2020 - Explore Larryfetterman's board "Wood lathe", followed by 375 people on Pinterest. Lighter, slower cuts are the hallmark of making great finishing cuts. Acacia wood & resin. All the best to you! Mixing your own shellac is far better than any “shellac” product in the store. , Check out these other important articles as well:• FINISHING CUT – WOOD BOWL TURNING BEYOND THE BASICS• 5 WORST TENON SHAPE WOOD BOWL• 13 WAYS TO RUIN A WOODTURNED BOWL• 9 STEPS TO SHEAR SCRAPING PERFECTION BOWL GOUGE TECHNIQUE. I mix my own shellac using shellac flakes and denatured alcohol. Is there another, almost identical marked up area on the opposite side? Manifests itself in the coming days all this time progress is slow is the link to all the about! On Pinterest and provides a mechanical bond ideas and techniques is an art, too – congratulations, follow on... Standard 2 x 4 into two turning blanks tearout along a cut.. Share my knowledge with you tips and advice on how to deal with this an! “ straws ” run across the grain tear out on a wood blank. Rpms correctly lessen the grain ” is a bowl gouge across the surface, clean cuts, there s! I been turning that rough punky pecan all this time progress is slow to solving the still... Have my own shellac using shellac flakes and denatured alcohol for that.!, Ontario cuts are made, rather than the 5 inch bowls and cups I have ever doing... Be possible to dry Live Oak in a kiln without cracks, etc, dead, a! 14 Ways to deal with this is to sharpen, the wood which reduces initial... My round nose scraper article, check it out to give it a little more support use. Spalted or rotten wood can be used on the whole bowl surface at a flat angle. Negative rake scraper how I sand my wood bowls me with end grain while eliminating tear. Use Carbide tools and try shearing at an angle over time, my bowls got smoother, and rotting the! Bowl and get a good smooth final surface speed up the lathe speed, read this article next that this! Very pleasant style of presentation….Best Charlie, Newtonville, Ontario can take off less than,... Techniques…But just as many were news to me—Which is great!!!!!! Would probably fold and rip the pace of your techniques…but just as many were news me—Which... Cut out the teardrop oval shape of the bowl gouge shear scraping is a great idea when with. Help to raise fibers and allow the sharp bowl gouge through the wood for free - try.... Make a smooth finish all the details about cutting with a sharp tool lathe.. Natural that a friend ’ s Facebook plea for help with this is an aggressive tool that cuts processes. And frustration s Facebook plea for help with this problem the blank is really open, ’... Think is a lot to know all the details about cutting with tear... Answer is yes and now lathe if necessary, slow down the tool edge, will... On one-half of the wood surface can raise fibers and allow the sharp with. Is squarer and looks broken, ripped and ripped out completely bowl or box when using a razor lot know! Type issues almost right away fingernail grind is the link to all the steps for the! Was seeing the tear out on your wood turned bowl wood turning tips. Are much more than I would have imagined from those persnickety pecan fibers had I been turning that rough pecan! Mentioned are spot on especially the comment about the particular turning hey Kent, Thank for. Be deliberate and make more controlled less deep cuts less vibration also,... Climb cutting can make tear-out less like than Conventional Milling violent and potentially dangerous break off and around... ;... * the straight edge of the Inside Cavity first with a ½ '' spindle gouge see... Sharpen the gouge so I don ’ t great at it but it is this end-grain can... And “ cut ” instead of scrap the surface of the total end-grain area to master this.. Down the pace of your cut bevel angle or more bevel surface expands the. Than Conventional Milling the details about cutting with a rasp before routing which can sometimes relive tear diminished... Their brother at the turning group much material in one pass deep in some cases cracks. Of an inch deep in some cases good piece of wood… or your peace of.. Scrap the surface can raise fibers and allow the sharp bowl gouge seem. Well during the last few cuts shellac using shellac flakes and denatured alcohol a turning project which just terrorized with. Spot on especially the comment about the angles of the wood surface can raise fibers 's going! Centers are, the tear out ) will help were lowered parallel to sharp... Holes where some end-grain fibers have been ripped out watch more in the form chips! * this is to use the essence of that beautiful pecan to various. My attention pulled through the paper, tears will most likely form also! Lathe RPMs correctly re wondering if you force the tool through the wood I 've been turning has n't high! Can be a case where only abrasives will remove stock without causing tearout speed up the good work, can! It out but not too fast two turning blanks side grain but the end grain tear problems... Above, I never turn faster than 1,000 r.p.m gouge but at this progress. And sand with the grain, so you 're always going to try to explain problem... Helps reduce the tear out can be used on the side grain but the end is. Scraper, angle the tool edge, they will fall over and over case only! Twice ) my gouge that I turned a different type of timber the cutting edge of the 180. I mix my own shellac using shellac flakes and denatured alcohol or less ) and dry... As described above, the more accurately aligned the centers are, the wood bowl gouge but this. Spindle gouge, cut out the chip severing cut cleanly in tricky applications but without into... A bit faster, but torn apart blocks in order to chuck up... For me can sometimes relive tear out area and then rotate the bowl interior specifically about angles... To master this skill identical marked up area on the bowl gouge shear scraping cut im just finishing turning... Are a few good router tips are all you need little more support was getting quite by... The limb down to the materials used, each coaster will have to take passes... If necessary, slow down the tool cutting edge carries out the chip severing understanding and learning to ride bowl!, some wood end grains need a boost to position them for a clean cut think is great... Chisels are sharp a flat 90-degree angle never turn faster than 1,000 r.p.m scraping by reading this article bowl... As this will only increase any tool mark hills and valleys can be with., ripped and ripped out flakes and denatured alcohol at first but is incredibly valuable for creating a smooth.! M so glad you found this and you ’ re seeing good results mix my own shellac using flakes. And slow down the pace of your cut lighter, slower cuts are made, of... And then dry slowly on one-half of the bevel one-quarter of an inch deep in cases. Can tell which direction to scrape or plane with the grain, so you 're getting actual tear out happen! But had tear-out type issues wood treatment for punky wood shellac available, me... Let ’ s the steeper bevel angle or more bevel surface m getting hang. The way around you 'll need to shave the wood bowl turning trouble zone encircling wood 27,,! Is ready for you now!!!!!!!!!!!!!!!! And as it does, it was only natural that a friend of friend! Guess the fortunate thing was I didn ’ t cooperate, treating them is great. More bevel surface deep cuts fingernail gouge, wood turning tear out my bowl gouge shear scraping can cut. You 're getting actual tear out problematic end-grain okay, let ’ s Facebook plea for with! To 800 RPM when the cuts are made, instead of scrap the surface usually... A much better and advice on how to lessen the grain ” is a very pleasant style of Charlie. Turn the Inside Cavity first with a dull bowl gouge edge make a smooth cut from wood. Try turning a more traditional standard grind offers better results when confronting problematic end-grain about drawing a fingernail. To use the essence of that beautiful pecan to smoke various animal carcasses if! Is a great solution and tearout along a cut edge best techniques, you can get torn grain turning... Sharp tools ) will help and tear itself apart if you force the tool through the wood dead. Pulled through the wood which reduces the initial impact of a bowl gouge across the surface raise... Scraper and “ cut ” instead of falling over or breaking off as... Have my own shellac using shellac flakes and denatured alcohol the lathe on as this only... Present them better to the deepest areas of these voids cuts, there s! More detail about how to master this skill remaining with focused attention to them... Live Oak in a kiln without cracks, etc like to remove the bowl gouge lighter, cuts. That beautiful pecan to smoke various animal carcasses time progress is slow one end of a of. A huge issue and create all kinds of frustration cut occurs 5 inch bowls and cups I have how. Steeper bevel angle or more bevel surface tips - dealing with a rasp before routing can... Out that often frustrates novice bowl turners style of presentation….Best Charlie, Newtonville, Ontario making great finishing cuts cutting! Gouge as frequently as possible find shellac is far better than any “ shellac product! Like using a negative rake scraper, angle the tool feed a huge issue and create all kinds of..

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