Machira asina kurukwa anonyorova sei uye anonyorova?

Zita chairo rejira risina kurukwainofanira kunge isina kurukwa, kana kuti isina kurukwa.

Zvichienderana nemaitiro akasiyana, machira asina kurukwa anogona kukamurwa kuita: machira asina kurukwa ane mitsetse, machira asina kurukwa ane chibatiso chekupisa, pulp inoyerera ichipinda mumachira asina kurukwa, machira asina kurukwa akanyorova, machira asina kurukwa ane spindle-bond, machira asina kurukwa akanyungudutswa, machira asina kurukwa akaboorwa netsono, machira asina kurukwa akasonerwa asina kurukwa.

Pakati pazvo, jira risina kurukwa rinoitwa nemhuka dzinovaraidza rinoita sejira uye mamwe maitiro anowanikwa mushure mekugadzirwa kwemuviri kana kwemakemikari, ayo anogadzirwa nekudzima mvura, fiber uye zvimwe zvekuwedzera zvemakemikari mumuchina wekuumba wakakosha.

Yakabva patekinoroji yekugadzira mapepa ane fiber refu, yakatevera maitiro akawanda ekugadzira mapepa nemidziyo, uye nechimiro chepepa nezvimwe zvinhu zvakafanana, inofanira kunzi "pepa risina kurukwa".

Jira risina kurukwa rakanyorova rinochengetwa nemhuka dzinovaraidza rine hunhu hunotevera hunoshamisa:

Chekutanga, imhando yejira risingarukwe rinodzinga mvura, zvichienderana nehuremu hwemagiramu akasiyana, mashandiro ejira risingarukwe akasiyana, sekunge huremu hwakakura, gobvu, uye mashandiro ekudzivirira mvura ari nani. Kana paine madonhwe emvura pamusoro pejira risingarukwe, madonhwe acho achatsvedza zvakananga kubva pamusoro.

Chechipiri, kuramba kupisa kwakanyanya, nekuti poindi yekunyunguduka kwepolyester pa260°C, kana ichida kumira kupisa, inogona kuchengetedza kugadzikana kwehukuru hwejira risina kurukwa. Saka chinhu ichi chave chichishandiswa zvakanyanya mukudhinda kwemafuta ekufambisa, kusefa mafuta ekufambisa, uye zvimwe zvinoda kutsungirira zvinhu zvinosanganiswa nekupisa kwakanyanya.

Ungada


Nguva yekutumira: Nyamavhuvhu-26-2019
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