Plywood allunan wani nau'i ne na katako da aka kafa ta ƙungiyar da yawa zanen gado na itace na halitta tare da kyawawan halaye dangane da kwanciyar hankali da juriya.An san shi ta hanyoyi daban-daban dangane da yankin yanki: multilaminate, plywood, plywood, da dai sauransu, kuma a cikin ƙasashen Ingilishi, irin su plywood.
Koyaushe yi amfani da adadi mara kyau na veneers, waɗanda aka haɗa su ta hanyar madaidaicin kwatancen hatsi.Wato, kowace takarda tana daidai da na gaba da/ko na baya.Wannan ma'anar yana da mahimmanci, saboda yana ba shi fa'idodi da yawa akan sauran nau'ikan bangarori.Yana da al'ada don amfani da zanen gadon kauri na 1.5-1.8-2-3 mm, kodayake wannan ba koyaushe bane.
Ana ƙara manne zuwa wannan haɗin gwiwa na takarda kuma ana amfani da matsi.Tsarin masana'anta don waɗannan faranti ba sabon abu bane, an san shi tun farkon ƙarni na ƙarshe, kodayake bai gaza haɗawa da haɓakawa ba: sabbin abubuwa a cikin adhesives, zaɓi da samar da faranti, yanke…
Irin wannan allo sananne ne kuma amfani da shi ya yadu sosai, amma ba kowa ba ne ya san cewa akwai nau'ikan plywood iri-iri.Kowane ɗayan waɗannan nau'ikan, duk da yana da halaye da yawa a gamayya, na iya samun bambance-bambancen da zai sa su dace da wasu takamaiman amfani.
SIFFOFI NA PLYWOOD BOARDS
Juriya.Itace ta dabi'a tana ba da juriya mafi girma a cikin alkiblar hatsi.A cikin irin wannan nau'in farantin, yayin da kwatance ke canzawa a cikin zanen gado na gaba, ana samun daidaituwa da juriya a kowane bangare, wanda ya zama daidai da adadin zanen gado.
Haske.Har ila yau, an bayyana wannan sifa ta nau'in itace da aka yi amfani da shi.Haske ko itace mai haske (400-700 kg / m3), kodayake akwai keɓancewa.Wannan fasalin yana sauƙaƙe sufuri, sarrafawa da sauran ayyuka masu yawa.
Kwanciyar hankali.Yana da matukar kwanciyar hankali, wanda shine ainihin sifa.Hakan ya faru ne saboda tsarin masana'anta, tunda yanayin motsi na kowane ganye yana fuskantar ganyen da ke kusa.
Sauƙi don aiki.Siffar allon yana sa aiki ya fi sauƙi, kuma saboda ba ya amfani da itace mai yawa fiye da kima a cikin injina.
Kaddarorin masu ban sha'awa kamar rufin sauti da kwandishana.
juriya ce ta Wuta Ana ƙayyade itacen da ake amfani da shi da kuma maganin da aka yi amfani da shi.
Ana iya amfani da shi a waje da / ko humid.Wannan yanayin yana da sharadi don amfani da adhesives da itace mai dacewa.
Sauƙi don ninkawa.Akwai iyakance akan itacen da aka yi amfani da su, kauri daga cikin allo da kuma samun injunan da suka dace.Duk da haka, koyaushe zai kasance da sauƙi fiye da nada ƙaƙƙarfan allo.
Ba kamar sauran katunan ba gabaɗaya baya kaifi.A wannan yanayin, gefen da aka fallasa, tare da halayen halayen halayen, yana da ado sosai.
ILLOLIN PLYWOOD PANEL
● Yiwuwar raunin rauni da / ko maki mara kyau.Itace tana da lahani na halitta, kamar mu.A waɗannan wuraren, takardar ƙarfe ya fi rauni kuma, idan nodes da yawa kuma sun zo daidai, juriya na gaba ɗaya na iya lalacewa.Wata matsalar da aka fi sani da ita, musamman ta plywood mai arha ko kuma mai arha, ita ce, za a iya samun ƴan kura-kurai na ciki, wato guntuwar takarda ta ɓace ko kuma ba ta da kyau.
● Kwatankwacin farashi mafi girma fiye da sauran nau'ikan alluna: OSB, MDF ko guntu.
MATAKAN AL'ADA NA PLYWOOD BOARDS
Mafi yawan ma'auni shine ma'aunin masana'antar panel: 244 × 122 santimita.Kodayake 244 × 210 suma suna da yawa, galibi don gini.
Dangane da kauri ko kauri, zai iya bambanta tsakanin 5 zuwa 50 millimeters.Ko da yake, kuma, mafi yawan kauri sun kasance daidai da sauran faranti: 10, 12, 15, 16, 18 da 19 millimeters.
ZABEN SHEKARA
Ana amfani da zanen gadon kwance wanda gabaɗaya ya wuce milimita 7 a cikin kauri.Da zarar an same su, sai su bi hanyar zaɓen da ke rarraba su gwargwadon kamanninsu da/ko yawan lahani da za su iya kawowa (musamman mu).
Za a yi amfani da ruwan wukake waɗanda ba su dace da ƙayatarwa ba don yin bangarori na tsari.Wadanda suka fi kyau ta hanyar zane da hatsi za su sami manufar ado.
NAU'O'IN PLYWOOD BOARDS
Ma'auni sun bambanta daga wannan nau'in zuwa wani:
● Ana amfani da nau'in itace.
● ingancin veneer.Ba koyaushe ana ƙayyade ingancin veneers na ciki ba.Duk da haka, an ambaci ingancin ganye na waje ko tsada.
● Kaurin ganye da baki ɗaya.
● Nau'in haɗin gwiwa.
Dangane da yanayin amfani ko yanayin amfani.An kafa wannan rarrabuwa a cikin UNE-EN 335-1 da UNE-EN 314-2 don ingancin haɗin gwiwa.
● Ciki (rubutun 1).Anyi da urea-formaldehyde manne da resins.
● Rufe na waje ko na waje (Glued 2).Ana amfani da resins na melamine urea formaldehyde.
● Na waje (collage 3).A cikin irin wannan yanayi ya zama dole don haɗa itace tare da kyakkyawan juriya na dabi'a ga danshi da rot, tare da manne phenolic.
Bisa ga itacen da aka yi amfani da shi.Ana iya amfani da katako da yawa don yin plywood, suna ba da kayan fasaha ga sakamakon.Saboda haka, itacen birch ba daidai yake da plywood okume ba.
Amma ba kawai itacen da ake tambaya ba, har ma da ingancin da aka zaɓa.Yana da al'ada, a cikin takaddun fasaha masu dacewa, don ambaci ingancin fuska, baya da faranti na ciki.Shi ne abin da ba a neman abu ɗaya lokacin amfani da allon gini, kamar lokacin da ake yin kayan daki.
Babban itatuwan da ake amfani da su a cikin allunan plywood: Birch, okume, sapelly, poplar, calabó, goro, ceri, Pine ko eucalyptus.Siffa ta gama gari tsakanin dazuzzuka ita ce, suna yin aiki da kyau daga kwancewa, babbar dabarar samun veneers a cikin katako.
A wasu lokuta, ana amfani da itace cewa priori ba shine mafi dacewa ba don dalilai daban-daban.Alal misali, ana iya amfani da Pine ko spruce don yin katako don masana'antu ko amfani da tsarin saboda ƙarancin farashinsa, ko fiye da katako na ado kamar itacen oak yana neman kawai.
Haɗuwa da itace ko gauraye plywood ma na kowa.Ana amfani da nau'ikan nau'ikan da ke da mafi kyawun bayyanar ko kayan ado don fuskoki, galibi kuma nau'ikan rahusa don veneers na ciki.
Triplay.An fara amfani da wannan ra'ayi don magana game da plywood da aka yi da zanen gado uku.Duk da haka, a yau ra'ayin ya yada kuma ana amfani dashi don magana game da plywood gaba ɗaya.
Phenolic plywood.Ana amfani da adhesives dangane da resins phenolic don kera irin wannan kwali.Irin wannan mannewa yana ba da damar yin amfani da farantin a cikin damp da waje.
Idan kuma muka yi amfani da itace tare da kyawawan kaddarorin don amfani da waje (ko magani), muna samun abin da ake kira plywood na ruwa.A baya ana kiran su WBP (Water Boiled proof), amma sabbin ƙa'idodin Turai sun ƙididdige su ta wannan hanyar.
Jikin jiki ko Finnish plywood.Ajin plywood ne da sunan da ya dace saboda nasara ko bukatarsa.Ana amfani da itacen Birch sannan kuma an rufe panel tare da fim din phenolic wanda ke inganta juriya ga abrasion, girgiza da danshi.Wannan Layer na waje kuma yana ƙara kaddarorin da ba zamewa ba, don haka ana amfani da shi azaman bene, bene don jiragen ruwa da kuma a matsayin filin ɗaukar kaya a cikin manyan motoci ko tireloli.
Melamine plywood.Su ne plywood mai rufi na melamine tare da manufar ado a fili.Ko da yake an saba samun su da launuka masu haske, kamar fararen fata ko launin toka, ana iya samun su suna kwaikwayon wasu bishiyoyi.
Manufar ita ce a rage farashin da ke da alaƙa da amfani da ƙarewa da kuma ƙara juriya ga abrasion ko gogayya.
AMFANIN ALLOLIN PLYWOOD
● Amfanin tsari.Yana gabatar da manufa binomial a cikin gini: haske da juriya.Roofs, benaye, formwork, fences, gauraye katako… A cikin wannan amfani, allon OSB sun zama madadin gama gari, galibi saboda ƙarancin farashin su.
● Kera kayan daki: kujeru, tebura, shelves
● Rufe bango.Kayan ado, inda ake amfani da katako mai daraja, ko ba kayan ado ko ɓoye ba, inda ake amfani da ƙananan ingancin plywood.
● Aikin kafinta na ruwa da na sama: Kera jiragen ruwa, jiragen sama…
● Bangaren sufuri: kekunan jirgin ƙasa, tireloli da kuma kwanan nan sansanin motocin haya.
● Shiryawa
● Filaye masu lanƙwasa.Yana da kyakkyawan nau'in allo don ninka, musamman waɗanda ba su da kauri.
● Gina: simintin gyare-gyare, gyare-gyare, gyare-gyare ...
YAUSHE KUMA ME YA SA AKE AMFANI DA BOARD GUDA DAYA maimakon WANI?
Amsar tana da sauƙi, a cikin amfani da ke buƙatar wani abu, kuma ba za a iya amfani da wasu katunan ba.Kuma, ba shakka, har ila yau, a duk inda ake buƙatar kati, tun da yana yiwuwa ya fi dacewa da kowa.
Don amfani da waje, kusan zaɓi ɗaya da muke da shi shine lamintaccen plywood.Sauran zaɓuɓɓukan na iya zama ƙarami HPL (wanda aka haɗa galibi da resins) ko allunan da aka yi da itace waɗanda a zahiri suna da ƙarin danshi.Na farko, idan zai iya zama madadin, na biyu, ban da kasancewar sabon abu, yana da farashi mafi girma kwatankwacin haka.
Duk da haskensa, plywood yana ba da juriya mafi girma ga juriya fiye da itace mai ƙarfi (a cikin ma'auni iri ɗaya da yawa).Saboda haka, ana amfani da su a aikace-aikace inda dole ne a tallafa wa manyan lodi.
Lokacin aikawa: Dec-21-2022