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Ripstop fabric. Ripstop is a woven fabric, often made of nylon, using a reinforcing technique that makes it more resistant to tearing and wear. During weaving, stronger (and often thicker) reinforcement yarns are interwoven at regular intervals in a crosshatch pattern. The intervals are typically 5 to 8 millimeters (0.2 to 0.3 in).
The original specification for ballistic nylon was an 18 oz (510 g) nylon fabric made from 1050 denier high tenacity nylon yarn in a 2×2 basketweave.Today it may be any nylon fabric made with a "ballistic weave", typically a 2×2 or 2×3 basketweave.
There are also base layer, denim, and canvas fabrics that blend Invista 420 D nylon 6, 6 fiber, and cotton, known as "Cordura Baselayer," "Cordura Denim," and "Cordura Duck," respectively. [ 10 ] Some Cordura fabrics have been specifically designed for military applications and extended outdoor use.
In modern leather preservation, the original surface coating may be stripped completely off to provide a uniform replacement finish. This method is not advised for historical pieces, but is appropriate for reproductions and modern leather works, as they may prolong the life of the material without compromising the historical value or integrity.
Leather is a strong, flexible and durable material obtained from the tanning, or chemical treatment, of animal skins and hides to prevent decay. The most common leathers come from cattle , sheep , goats, equine animals, buffalo, pigs and hogs, ostriches, and aquatic animals such as seals and alligators.
The hide is cut at right angles to the backbone and the resulting pieces termed a "front" (the forward part) and the "butt". The term cordovan leather applies to the product of both the tanned fronts and tanned butts, but is especially used in connection with the term galoshes, meaning the vamps or boot-fronts cut from the shell of the butt. [4]
shaving - the leather is thinned using a machine which cuts leather fibres off. neutralisation - the pH of the leather is adjusted to a value between 4.5 and 6.5. retanning - additional tanning agents are added to impart properties. dyeing - the leather is coloured. fatliquoring - fats/oils and waxes are fixed to the leather fibres.
It was made of cloth surfaced with a mixture of cellulose nitrate (a low explosive also used as the propellant in firearms rounds), camphor oil, pigment and alcohol, embossed to look like leather. Rexine was discontinued in 2005, [ 1 ] but similar leathercloth fabrics continue to be produced by multiple manufacturers, including the original ...