What Is A Metakaolin in Concrete? Metakaolin, which is the anhydrous, calcined version of the clay mineral kaolinite, is a pozzolanic material that is commonly used in the production of concrete. It is created by heating china clay, or kaolin, to a temperature between 600 and 800ºC. Because it is manufactured specifically for use, rather […]
What Is A Fire Brick? A fire brick is a special type of brick which is specifically designed to withstand high temperatures, such as those found in fireplaces, wood stoves, and ovens. Fire bricks are usually composed of refractory ceramic material such as fire clay or a combination of aluminum oxide and silicon carbide, with […]
What Is A Chiminea? A Chiminea is an outdoor fireplace or oven, traditionally constructed from clay and originating in Mexico. They are usually small and compact and make a great addition to any outdoor space. The body of the chiminea typically forms an open cylinder and often tapers at the top with a short flue, […]
What Is A Sanding Sealer? Benefits Of Using Sanding Sealer Sanding sealer is a product used by woodworkers to create a smooth, even surface on wood furniture and other projects. It is typically applied after any desired wood stain and before any protective coatings or finishes. The sealer is designed to be sandable and dries […]
What Is Birdsmouth Joint? The birdsmouth joint is a woodworking joint that connects a roof rafter to the top plate of a supporting wall. It is an indentation cut into the rafter that consists of a face cut (which rests on the top plate) and a plumb cut (that lies parallel to the supporting wall), […]
What Is A Sanding Block? Advantages Of Using A Sanding Block A Sanding block is a tool used to secure sandpaper while sanding. It is typically a wooden or cork block with one flat side, on which the sandpaper is wrapped and held in place with a fitted piece of cardboard. More advanced versions of […]
What Is A Joint Biscuit in Joinery? A joint biscuit is a method of joinery in which an oval-shaped compressed wood chip, otherwise referred to as a biscuit, is inserted into slots cut into two corresponding pieces of wood. This creates a strong bond between the two pieces when they are combined with glue. When […]
What Is Box Joint in Joinery? A box joint is an incredibly strong woodworking joint created by cutting out complementary interlocking profiles in two pieces of wood and joining them together. This type of joint is usually more reliable than other fastening techniques like nailing or gluing, given its mechanical interlock. It is popular for […]
What Is Hook-And-Loop Sandpaper? Hook-and-loop sandpaper is a type of sandpaper that uses a material similar to Velcro as its backing. The hooks and loops on the sandpaper allow it to be easily attached to a power sander, such as a random orbital sander or disc sander. This feature makes changing the sandpaper simple. Some […]
What Is A Bridle Joint in Cabinetry? A bridle joint is a woodworking joint made by cutting a tenon on the end of one member and a mortise into the other to accept it. The critical difference between a bridle joint and a mortise and tenon is that instead of the traditional shallow mortise, the […]