Fale-falen katako don yin rufi da rufi

Fale-falen katako don yin rufi da rufi

A cikin manyan kamfanonin sarrafa itace, katako da fale-falen fale-falen buraka, masu siffar rectangular, galibi ana yin su ne daga tarkace na samarwa na yau da kullun (Hoto 14).

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Sl. 14 Fale-falen katako don yin rufi da rufi

Dole ne su kasance suna da ma'auni masu zuwa: tsayi (l) aƙalla 400 kuma aƙalla 600 mm, tare da haɓaka na 50 mm; fadi (b) akalla 70 mm; kaurin goshi daya (h1) - 13 mm, na biyu (h2) - 3 mm. Bambance-bambancen da aka yarda daga ma'auni na layi dole ne kada ya wuce ± 5 mm tsawon kuma ± 1 mm cikin kauri.

 

Wadannan tayal an yi su ne daga Pine, spruce, fir, cedar da larch.

Dangane da ingancin itacen da sarrafa shi, akwai nau'ikan fale-falen katako guda uku: I, II i III. Dole ne zafi su wuce 25%. U I ajin tayal ba ya ƙyale kullin itace da suka haɗa da itace, ko raunuka. Rauni, fiber kwarara rashin daidaituwa, karkatarwa, guduro jakunkuna, bakin ciki fasa har zuwa 50 mm tsawo a kan bakin ciki fuska an yarda. 

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Sl. 15. Rufin rufin da aka yi da katako na katako: a - Layer biyu, b - Layer uku

U II i III lafiyayyun kullin da aka haɗa lafiya matsakaicin guda 3 har zuwa 20 mm cikin girman, fashe na bakin ciki har zuwa 50 mm tsawon tsayi, ɓarna a cikin nau'in tabo guda ɗaya, flaking, kwararar fiber na yau da kullun, murɗawa da jakunkuna na guduro ana ba da izinin a cikin aji.

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Sl. 16 Rufe bango tare da fale-falen katako; a - sashin tsaye, b - facade, c - tushe, 1 - cladding, 2 - cikawa, 3 - kwali mai ciki, 4 - fale-falen buraka

Dangane da ingancin sarrafa itace, ba a ba da izini ga sassa masu kaifi ko ɓatacce ba, gami da ƙima, tsagewar wurare da ƙwanƙwasa a saman fuska a kowane aji. A gangara na shekara Lines ga I ajin kada ya zama kasa da 60o, kuma don II i III - daga 30o. Ana yin lissafin tiles a hankali2.

Jiki da na inji Properties na katako allo

Manuniya Ƙungiyar ma'auni Nau'in faranti
Insulating Insulation - cladding Semi-hard Suna da'awar
Nauyin girma kg / m3 250 - 300 300 - 400 500 - 700 800 - 1100
Nauyi 1 mfaranti kg 3,0 - 7,5 3,0 - 5,0  3,0 - 7,5 3,0 - 5,5
Karfin lankwasawa kg / cm3 4 - 9  10 - 18 20 - 32 min 150
Matsakaicin haɓakar thermal conductivity (mafi girman) cal/m.h digiri 0,047 0,058 0,08 0,15
Ruwan sha bayan sa'o'i 4 a cikin ruwa (mafi girman) % 25 15 20 18
Humidity (mafi girman) % 12 12 10 8 - 10

Hygroscopicity saboda kiyayewa a cikin ɗaki mai ɗanɗano tare da 100%

zafi a cikin hanya na 72 hours a mafi yawan

% 15 15 12 12

Don tsawaita rayuwar sabis ɗin su, ya kamata a yi amfani da fale-falen rufin tare da maganin antiseptics da masu kashe wuta (masu hana wuta). Tiles ya kamata a ƙusa tare da galvanized kusoshi. An rufe rufin da tayal na katako a cikin yadudduka biyu da uku (Hoto 15). A cikin nau'i biyu - don gine-ginen zama, a cikin sassa uku - don gine-ginen da ba na zama ba. An ɗora fale-falen a kan tushe na katako da aka yi da slats. Kwanciya yana farawa daga furen. Kowane tayal yana ƙusa tare da axis na tsaye zuwa tushe tare da kusoshi biyu masu fadi da kai. Kauri na waje shine 1,4 - 1,6 mm, tsayin su shine 40; 45 ko 50 mm.

Rufe bango da fale-falen katako ana yin su ta hanyar ƙusa fale-falen kai tsaye zuwa bangon ko kuma wani tushe da aka yi da slats, wanda aka haɗa da kwarangwal na katako na bango (Hoto 16). Ku 1mna rufin rufin, ana amfani da tiles 35 na girman 600 x 120 mm. lokacin da aka shimfiɗa shi a cikin yadudduka biyu, da tayal 52 idan an shimfiɗa shi a cikin yadudduka uku.

Labarai masu alaka

Laifin itace

Laifin itace

Itace nauyi da zafi

Itace nauyi da zafi