Shannon's Lumber Industry Update · Episode 41 Plywood Glue and Q&A Plywood GlueThere are a lot of different types of plywood glue. Many formulations have been put together to address specific use cases. But in general there are 3 main type:Urea Formaldehyde (including new Soy Based variants)MelaminePhenolicFor interior panels Urea Formaldehyde is the standard and […]
Episode 40 Plywood Cores
Shannon's Lumber Industry Update · Episode 40 Plywood Cores Plywood Cores come in many varietiesThe core of a plywood panel is the largest component and therefore plays the largest role in how that panel will perform. As I mentioned in the first episode of this series on plywood, you need to choose your panel based […]
Episode 39 Plywood Veneers
Shannon's Lumber Industry Update · LU38 PlywoodFaces Plywood Veneers Dictate GradeThe face veneers are what we see and therefore it is what determines the grade of a sheet of plywood. Plywood veneers must be peeled and dried to a 100% consistent moisture content so that they lay down smoothly on a plywood core. Moreover when […]
Episode 37 COVID Lumber Prices
Shannon's Lumber Industry Update · 37 COVID Price Increases $8 a stud?COVID lumber prices have hit us all and we are seeing that framing lumber is up anywhere from 30-80%. This is something that has been brewing for many months and its a good illustration of how the lumber supply chain works. Unfortunately this is […]
Episode 36 Plywood 101 Part 1: Buying Plywood
Shannon's Lumber Industry Update · 36 – Plywood 101: Part 1 Buying Plywood You Get what you pay forBuying plywood means shopping by price point. Plywood is a manufactured product and as such there are some well defined steps required to make a panel. Each of those steps has a cost associated with it and […]
Episode 35 MOR/MOE Lumber Properties
Shannon's Lumber Industry Update · Episode 35 MOR/MOE MOR Lumber TestModulus of Rupture is also known as Bending Strength. The MOR lumber test tells us how much force is required to snap a board of a particular species. It is particularly helpful when building something that will experience dynamic loads or more obviously when actually […]
Episode 34 Case Hardening
Shannon's Lumber Industry Update · Episode 34 Case Hardening Gravity Dries Lumber TooThis episode I answer some emails and discuss case hardening, compressed cedar, Teak blunting, the Emerald Ash Borer, drying lumber with gravity, and Hophornbeam wood.Industry NewsWe bought a Woodmizer so I’m getting some first hand saw mill operation experience finally.emailsTeak: does it actually […]
Episode 33: Interview with Greg Wilson, CEO of Hempwood
Shannon's Lumber Industry Update · Episode 33 Interview with Greg Wilson: Hempwood CEO Hempwood: The New Oak?Back in Episode 28 I first talked about the product Hempwood. Today I bring the CEO of the company on to talk more about it. I want to thank Greg Wilson for taking some time out after a long […]
Episode 32 Lumber Thickness
Shannon's Lumber Industry Update · Episode 32 Lumber Thickness Lumber Thickness from Sawmill to Lumber RAckToday I talk about the thickness of lumber and understanding how it is sawn and planed to give you the net thickness you may be buying off the shelf vs buying true rough sawn lumber. This is am important factor […]
Episode 31 Interview with Timber Woodcraft (plus Solar kilns)
Shannon's Lumber Industry Update · LU 31 Interview with Timber Woodcraft (plus Solar Kilns) Salvaged Lumber dried by the sunJosh Weber runs Timber Woodcraft with his wife, Krista in Louisville, KY. Both of them have woodworking in their blood and what started as a side job while teaching has turned into a full time passion […]
Episode 30 Shearing Strength
Shannon's Lumber Industry Update · 30 – Shearing Strength (and a rant) Shearing Strength is a hint on how a wood will planeThis week I’m talking about a little touted technical property: shearing strength. This is another number to look at when trying to figure out how a wood will work. In this case it […]
Episode 29 Janka Hardness
Shannon's Lumber Industry Update · Episode 20 Janka Hardness Janka Hardness is good place to start, but not the only numberWhen deciding what species of wood I want to use in a project I will start with the color but then quickly look at the Janka hardness number to determine what the workability of that […]
Episode 28 Hemp Wood
Plywood Structure, E4E, and Hemp WoodThis episode I talk about how plywood doesn’t tear itself apart with wood movement, bugs in plywood, rounded corners in 2x4s, and a new product called Hemp Wood.Industry NewsThe NYT Magazine did a great article on the genetically engineered American Chestnut, but also recapped the history of the blight and […]
Episode 27 Fuming and Ebonizing
Fuming White OakOn today’s show I talk about changing the color of your wood through ammonia fuming and ebonizing with steel wool and vinegar. How the tannins do their job and how you can pump up the tannic acid with an additional coat to the wood. Fuming White Oak produces an immediate darkening that will […]
Episode 26 What’s the Deal with Pine, Cherry, and Yellowheart
3 Species, 3 Market TrendsThis episode I talk about 3 species: Pine, Cherry, and Yellowheart all with similar questions about pricing and availability. Radiata Pine vs Common Pine examination shows a shrinking of the price gap while Cherry is hit or miss on the availability. Finally Yellowheart may not be available at all…for now. 3 […]
Episode 25 What is Genuine Mahogany
Mahogany, Choosing Species for weight, Vetting a supplier, & CoppicingThis episode I define what is Genuine Mahogany, and talk about how to choose a species for weight and durability using technical specifications. Then I take a walk into a coppiced forest, and finally talk about questions to ask a new supplier to vet them for […]
Episode 24 White Oak Shortage
In this episode I discuss the White Oak shortage, grading marks, Spanish Cedar, more drying lumber, and a call for solar kiln information and experience.Solar Kiln Knowledge?If anyone out there knows something or has experience with solar kilns, please write in or send a voicemail as I would love some insight on this additional method […]
Episode 23 Kiln Drying Lumber
why do we kiln dry lumber?Kiln drying lumber removes the moisture from the boards not just to make them more stable but it increases the durability by hardening the cellular walls and even removing some of the resins and other extractives that attract bugs and encourage decay. Air drying lumber also removes the moisture and brings […]
Episode 22 Mold, Fluorescence, and Sapwood Strength
Stuff that Grows and GlowsI’ve got an interesting variety of email questions to answer this week covering veneer, sapwood strength, mold growing on your boards, wood that glows in the dark, as well as some industry news updates.Industry NewsIBAMA (Brazilian Forestry Ministry) has decreed that a single document is all that is needed for legal […]
Episode 21 FSC
Forest Stewardship Council and LumberToday when you want to buy green products the Forest Stewardship Council “FSC” logo is what you look for. To that end FSC has done an outstanding job branding and conditioning consumers to feel good about that logo and the products it is on. I applaud them for that and do […]
