Nakhhoi tabii

Nakhhoi tabii, n a kh h o i bo­fandagi, nakhhoi darozu mustahkam va qaishi borik, ki az rastani, mineral va hayvonot hosil meku­nand; ashyoest baroi istehsoli ka- loba va baze molhoi gayri mato. Nakhhoi tabiiro az zagir, katon, pakhta, jut, kanab, pashmi hayvonot, pilla va mineral (asbest) tayyor mekunand. Az Nakhhoi tabii az hama mamul va arzon nakhi pakhta buda, daroziash 25—39 millimetr meshavad. Nakhi tabiii darozu borik az hama garonbaho hisob meyobad, zero az on matohoi mahin (markizet, batist) va kalobahoi bo­rik istehsol mekunand.

Nakhi tabiii zagirro az lifi poyaash (zagirpoya) megirand; daroziash 100— 800 millimetr. Nakhi zagir baroi istehsolt matohon tobistona istifoda meshavad. Gozi kanabu jutro baroi tayyor namudani argamchini gafs, band va matohoi durushti ruzgor ba kor mebarand. Darozii nakhi pashmi gusfand, buz, shutur va khargush 50—300 millimetr meoyad va in nakh har qadar mahintar boshad, matoi on hamon qadar khushsifattar meshavad. Nakhi tabiii muina nisbatan chandir buda, matoi on gijim nameshavad. Nakhi tabiii shohi (pilla)- khelo chandir va borik ast; daroziash 400— 1200 millimetr. Istehsoli shohi baso mehnattalab ast. Dar sanoati bofandagi beshtar nakhi suniro ba kor me­barand, ki on az nakhi shohii tabii mondanie nadorad.

Az nakhi mineraliyu asbesti matohoi tekhniki, ma- terialhoi izolyatsioni va baze liboshoi makhsusi otashtobovar tayyor mekunand. Nakhhoi tabiiro kholis yo omekhta istifoda mebarand. Masalan, nakhi pakhtaro bo kapron, nakhi zagirro bo lavsan omekhta, ba kor mebarand. Dar natija sifati mato baland, istehsoli on arzon meshavad. Kom­binata bofandagii Dushanbe, Kom­binata abreshimi Leninobod va Kombinata Qolinbofii Qayroqum az jumlai kalontarin korkhonahoi sanoati nakhhoi pakhta, abreshim, nakhi suny dar Ittifoqi Soveti meboshand.

Adabiyot:  Kukin G. N., Solovev A. N., Tekstilnoe materialovedenie, jildi 1-2, Moskva, 1961—1964.