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Textile fibers, threads, yarns and fabrics are measured in a multiplicity of units.. A fiber, a single filament of natural material, such as cotton, linen or wool, or artificial material such as nylon, polyester, metal or mineral fiber, or human-made cellulosic fibre like viscose, Modal, Lyocell or other rayon fiber is measured in terms of linear mass density, the weight of a given length of ...
The Martindale is a unit for quantifying the abrasion resistance of textiles, especially when used for upholstery.. The Martindale method, also known as the Martindale rub test, simulates natural wear of a seat cover, in which the textile sample is rubbed against a standard abrasive surface with a specified force.
The testing of fabrics offers a comprehensive review of the various tests that can be performed on fabrics. [20] Fabric testing includes measurements such as fabric weight , fabric width, shrinkage testing, colour fastness to washing , fastness to light , pilling , tearing and bursting strength, etc.
The “coefficient of variation of fibre diameter” (CVD) is a measure of the variation in fibre fineness within the sample fleece, relative to the average fibre diameter. Crossbred and coarse wools are often measured for mean fibre diameter by older instruments—"Airflow" in many parts of the world, and even a projection microscope in some ...
F. T. Peirce and W. H. Rees, of the Shirley Institute in Manchester, England, developed the tog in 1946 as more convenient alternative to the SI unit of m 2 ⋅K/W, writing in their paper The Transmission of Heat Through Textile Fabrics – part II: [1] The results given in this paper are expressed in terms of watts, °C and metres.
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