Manufactured fibers

Manufactured fibers

Industry: Textiles

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Manufactured fibers

Dye fleck

Textiles; Manufactured fibers

1. An imperfection in fabric caused by residual undissolved dye. 2. A defect caused by small sections of undrawn thermoplastic yarn that dye deeper that the drawn yarn.

Dispersion

Textiles; Manufactured fibers

1. A system consisting of finely divided particles and the medium in which they are distributed. 2. Separation of light into colours by diffraction or refraction. 3. A qualitative estimation of ...

1. A more or less gradual movement of molecules or ions through a solution or fibre as a result of the existence of a concentration gradient or repulsive or attractive forces. 2. The random movement ...

Doubling

Textiles; Manufactured fibers

1. A process for combining several strands of sliver, roving, or yarn in yarn manufacturing. 2. The process of twisting together two or more singles or plied yarns, i.e., plying. 3. A British term ...

Vertical flame test

Textiles; Manufactured fibers

A test for flame resistance in which a specimen is mounted in a vertical holder and exposed to an open flame for a specific time. The open flame is then extinguished and continued flaming time and ...

Smoke chamber test

Textiles; Manufactured fibers

This method assesses the smoke generating characteristics of a sample due to pyrolysis and combustion by measuring the attenuation of a light beam by smoke accumulating in a closed chamber under ...

Radiant panel test

Textiles; Manufactured fibers

A test for the flammability of carpets or rugs in which the specimen is mounted on the floor of the test chamber and exposed to intense radiant heat from above. The rate of flame spread is assessed.