Bushewar itace a cikin petrolatum

Bushewar itace a cikin petrolatum

 A cikin masana'antar sarrafa itace na masana'antar gine-gine, ana kuma amfani da busar da katakon katako a cikin petrolatum. Man fetur wani sharar gida ne da ake samu yayin sarrafa man fetur don shafawa.

Cakuda ne na paraffin, ceresin da kuma tsaftataccen mai. A zafin jiki na 20petrolatum yana da launin bambaro-rawaya. Matsayinsa na musamman shine kusan 0.9, ma'anar narkewa 250o, warkewar zazzabi 50o. Amfani da petrolatum don bushewa 1m na itace coniferous jeri daga 20 zuwa 25 kg. Farashin irin wannan bushewa yana ƙasa da farashin bushewa a cikin ɗakunan bushewa.

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Hoto 1: Na'urar bushewa itace a cikin petrolatum: 1 - Waƙar Decoville; 2 - akwati; 3 - layin dogo; 4 - crane; 5 - samun iska tare da dukan ginin; 8 - rijistar dumama; 9 - kankare slag; 10 - rufin yumbu

Gina busar da man fetur (hoto 1) abu ne mai sauqi qwarai. Ya ƙunshi tanki na ƙarfe da aka saka a cikin ramin kankare kuma an yi masa layi tare da ulu mai ulu don kariya ta thermal. A kasan tankin, akwai bututu don dumama man petur, wanda tururi ko iskar gas ke shiga. Ana sanya katakon katako a cikin kwantena na musamman, waɗanda aka saukar da su cikin tanki mai zafi mai zafi ta amfani da abin nadi na lantarki.

Tsawon lokacin bushewa ya dogara da yawan zafin jiki, wanda don bakin ciki softwood kayan iya isa 140o kuma ga masu kiba iyakar 110o. Dangane da bayanan, katako mai kauri na 25 mm daga 45% zafi zuwa 15% zafi ya bushe a cikin sa'o'i 3, da kauri 40-45 mm - a cikin sa'o'i 8. An bushe sassan 100 x 100 mm a cikin sa'o'i 22-24, wanda shine kusan sau 15-20 da sauri fiye da bushewa a cikin ɗakunan tururi.

Bayan bushewa, ya kamata a ajiye kayan a cikin dakin sanyaya ko a cikin ɗakin ajiya na tsawon kwanaki biyu zuwa uku, bayan haka za'a iya sarrafa shi akan inji.

Ingancin bushewa na itacen coniferous da ƙarancin ƙarfi yana da gamsarwa gaba ɗaya. Itacen itacen oak da katako na nau'in conifer na manyan sassan giciye lokacin da aka bushe a cikin petrolatum yana ba da adadi mai yawa na tarkace saboda samuwar fashewar ciki. Petrolatum yana shiga cikin itacen bushewa zuwa zurfin 2 mm; tare da wannan, itacen yana maganin kashe kwayoyin cuta, amma haushin petrolatum, wanda aka kafa a lokacin wannan tsari, yana da wuya a sarrafa itacen da injuna. Bugu da ƙari, ana iya lura da rarraba danshi mara daidaituwa akan busassun katako, wanda ya bambanta daga 6 zuwa 14% dangane da nau'in itace.

 

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