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The rounded bead here was made with a scratch stock rather than the more common beading plane or router bit. A bead is a woodworking decorative treatment applied to various elements of wooden furniture, boxes and other items. A bead is typically a rounded shape cut into a square edge to soften the edge and provide some protection against splitting.
Beading or bead: Moulding in the form of a row of half spherical beads, larger than pearling Other forms: Bead and leaf, bead and reel, bead and spindle Beak : Small fillet moulding left on the edge of a larmier , which forms a canal, and makes a kind of pendant . [ 1 ]
Various sized cuts of 1 ⁄ 2 in (13 mm) drywall with tools for maintenance and installation . Drywall (also called plasterboard, dry lining, [1] wallboard, sheet rock, gib board, gypsum board, buster board, turtles board, slap board, custard board, gypsum panel and gyprock) is a panel made of calcium sulfate dihydrate (), with or without additives, typically extruded between thick sheets of ...
The staff bead, a 1-inch dowel with approx 1 ⁄ 3 shaved off the back, is set on the external corner by the joiner on site, fastened to wooden plugs set into the brick/block seams, or to the wood frame. Plaster is run up to the staff bead and then cut back locally to the bead or "quirked" to avoid a weak feather edge where the plaster meets ...
Lath and plaster largely fell out of favour in the U.K. after the introduction of plasterboard in the 1930s. [2] In Canada and the United States, wood lath and plaster remained in use until the process was replaced by transitional methods followed by drywall (the North American term for plasterboard) in the mid-twentieth century. [citation needed]
A substrate primer may also be used as a bonding agent between the adhesive and the substrate. Thicker edge bandings typically require a slight concavity to provide a tight glue line. The thickness can vary from .018 in (0.46 mm) to 0.20 in (5 mm) or even more. The machine that applies the edge banding is called edge bander.
Ion-exchange resin beads. An ion-exchange resin or ion-exchange polymer is a resin or polymer that acts as a medium for ion exchange, that is also known as an ionex. [1] It is an insoluble matrix (or support structure) normally in the form of small (0.25–1.43 mm radius) microbeads, usually white or yellowish, fabricated from an organic polymer substrate.
Gypsum Agri-cycle is one of the first companies to recycle drywall in the USA. Gypsum Agri-cycle is another North American recycler of new construction drywall located in Pennsylvania. Pennsylvania does not allow Gypsum Agri-cycle to recycle demolition drywall. Zanker Recycling began recycling gypsum in the form of sheetrock in 1999.