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1. Dictionary

   ultra-fine

   adjective

   • 1. extremely fine in size, texture, composition, etc.: "ultra-fine particles which are invisible to the naked eye"

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2. People also ask

   What is ultra-fine fiber?

   • Although a rather thick (1 denier or more) fiber is sometimes claimed as an ultra-fine fiber commercially, an ultra-fine fiber should preferably be specified as a fiber of less than 0.5 d. A fiber of less than 0.1 d is sometimes referred to as a super ultra-fine fiber. It is a short version of microfiber. A random (staple) type.

   Ultra-fine Fiber: Types, Characteristics and Uses

   textilelearner.net/ultra-fine-fiber-types-characteristics-and-uses/

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   What are the two types of ultrafine fibers?

   • Ultra-fine fibers are classified into two types: (i) a continuous-filament type and (ii) a random (staple) type. Table: Shows the diameters of some familiar fibers to grasp an image of fineness of ultrafine fibers. Ultrafine fibers were produced by melt-blow spinning and flash spinning in the late 1950s.

   Properties, Manufacturing and Application of Ultrafine Fiber

   www.textileblog.com/properties-manufacturing-and-application-of-ultrafine-fiber/

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   What are ultrafine particles (UFPs)?

   • Ultrafine particles ( UFPs) are particulate matter of nanoscale size (less than 0.1 μm or 100 nm in diameter). [ 1]

   Ultrafine particle - Wikipedia

   en.wikipedia.org/wiki/Ultrafine_particle

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   Why are ultrafine particles harmful to human health?

   • Ultrafine particles are particularly damaging to human health because they are small enough to cross the membranes in our lungs. A special filter on the roof removes ultrafine particles then blows purer air out behind it.

   ULTRAFINE definition and meaning | Collins English Dictionary

   www.collinsdictionary.com/dictionary/english/ultrafine

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3. dictionary.cambridge.org › english › ultrafineULTRAFINE | English meaning - Cambridge Dictionary

   dictionary.cambridge.org › english › ultrafine

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   consisting of extremely fine (= small or thin) pieces or drops: People may develop heart disease when they are exposed to ultra-fine particles that are common pollutants in urban air. A grinder is used to crush the mesquite seeds into an ultra-fine powder. very delicate and thin:

   • English (US)

     consisting of extremely fine (= small or thin) pieces or...

   • Znaczenie Ultrafine, Definicja W Cambridge English Dictionary

     ultrafine definicja: 1. consisting of extremely fine (=...

   • Ultralight

     ULTRALIGHT definition: 1. an extremely light and small...

4. textilelearner.net › ultra-fine-fiber-typesUltra-fine Fiber: Types, Characteristics and Uses

   textilelearner.net › ultra-fine-fiber-types

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   Aug 23, 2014 · Ultra-fine fiber is a fiber of less than 0.5 denier, which is also called microfiber. It has various characteristics and uses in textile, pharmaceutical, cleaning and filtering industries.

5. www.merriam-webster.com › dictionary › ultrafineUltrafine Definition & Meaning - Merriam-Webster

   www.merriam-webster.com › dictionary › ultrafine

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   Ultrafine means extremely small, thin, or precise, or of extremely high quality. See examples of ultrafine in sentences, synonyms, word history, and related entries.

6. en.wikipedia.org › wiki › Ultrafine_particleUltrafine particle - Wikipedia

   en.wikipedia.org › wiki › Ultrafine_particle

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   Ultrafine particles (UFPs) are nanoscale-sized particles that can be natural or man-made. They are of concern for respiratory exposure and health, as they can penetrate deep into the lungs and bloodstream.

7. www.textileblog.com › properties-manufacturing-andProperties, Manufacturing and Application of Ultrafine Fiber

   www.textileblog.com › properties-manufacturing-and

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   Dec 13, 2021 · Ultrafine fiber is a fiber with a diameter less than 10 μm, which has special tactual sense, flexibility and large surface area. Learn about the types, methods and uses of ultrafine fiber in textile and nontextile fields.

8. dictionary.cambridge.org › english › ultrafineULTRAFINE | definition in the Cambridge English Dictionary

   dictionary.cambridge.org › english › ultrafine

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   Ultrafine means consisting of extremely fine pieces or drops, or very delicate and thin. Learn how to use this adjective with sentences and synonyms from the Cambridge Dictionary.

9. www.collinsdictionary.com › english › ultrafineULTRAFINE definition and meaning | Collins English Dictionary

   www.collinsdictionary.com › english › ultrafine

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   2 meanings: 1. extremely small or delicate 2. (of metals) having an extremely high level of purity....