Yawancin ayyukan aikin katako suna da jerin kayan da ake amfani da su don plywood.Komai daga gine-gine zuwa kabad ɗin dafa abinci zuwa jiragen sama suna amfana daga amfani da plywood a cikin ƙirar gabaɗaya.Ana yin plywood da manya-manyan zanen gado ko gyale, waɗanda aka jera su a saman juna, kowanne Layer yana jujjuya digiri 90 a cikin ƙwayar itacen.Waɗannan yadudduka an haɗa su tare da manne da manne don samar da babban kwamiti mai ƙarfi.Plywood yana ba da wurin ɗaukar hoto mafi girma fiye da yin amfani da ƴan allunan katako.Akwai nau'ikan plywood da yawa, har ma da zafi da hana ruwa, suna ƙara haɓaka amfani da su a wurare daban-daban.A zamanin yau, zabar samfurin da ya dace na iya zama da wahala.Dole ne ku ƙayyade iri-iri, girma, da kauri waɗanda za su iya kammala wannan aikin.Koyaya, lokacin da kuka ziyarci sashin plywood na kantin kayan masarufi na gida, babbar tambayar da za ku iya yi ita ce, wanne daga cikin waɗannan ɗimbin zaɓin ya dace da aikina?
Duk wannan ya gangara zuwa tsarin jefa kwallaye.Ba duk alluna daidai suke ba.Wato dabi'a ba ta maimaita bishiyu a daidaitattun sifofin kowane lokaci.Kasancewar matakan itace saboda bambancin ingancin itace a yanayi.Abubuwa kamar ingancin ƙasa, matsakaicin ruwan sama, har ma da yanayin muhalli na iya shafar yadda bishiyoyi suke girma.Sakamakon shine nau'in nau'in itace daban-daban, girman nodule, mita nodule, da dai sauransu. Daga ƙarshe, bayyanar da aikin katako ya bambanta dangane da bishiyar.A kallo na farko, wannan yana da sauƙi sosai.Akwai mai kyau da mara kyau, daidai?Bai cika ba.Don takamaiman ayyuka, ko da mafi ƙarancin matakin na iya samun mafi girman ƙimar.Akasin haka, yana da kyau a amsa wannan tambayar ta hanyar nazarin abubuwan da kowane matakin ke bayarwa da kuma wane matakin da ya fi tasiri ga aikace-aikacen.
Tsarin grading plywood
Anan akwai matakan plywood guda shida da yadda kowane matakin ke ba da ƙimar ayyukan aikin itace.
Plywood ya kasu kashi A grade, B grade, C grade, D , CDX grade, ko BCX grade.Gabaɗaya magana, ingancin allon kewayawa ya bambanta daga A mafi kyau zuwa mafi muni.Bugu da kari, plywood na iya zuwa wani lokaci tare da maki biyu, kamar AB ko BB.A cikin waɗannan lokuta, kowane matakin yana wakiltar ɗayan bangarorin panel.Wannan samfuri ne na yau da kullun da ake samarwa, saboda ayyukan da yawa suna fallasa gefe ɗaya kawai na hukumar.Don haka, maimakon yin amfani da alluna guda ɗaya masu inganci don yin gabaɗayan allo, yana da ƙarin tattalin arziƙi don yin duk allunan sai dai saman zuwa samfuran ƙima.Game da CDX da BCX, suna amfani da halayen veneer da yawa da manne na musamman.X a cikin waɗannan gajarce galibi ana yin kuskure don matsayi na waje, amma yana nufin ana amfani da manne na musamman mai jure danshi akan tsarin panel.
A-grade plywood
Matsayi na farko da mafi girman ingancin plywood shine Grade A. Wannan game da zaɓi don ingancin allo.A-grade plywood yana da santsi kuma goge, kuma gabaɗayan allon yana da tsari mai kyau na hatsi.Dukan saman da aka goge ba shi da ramuka ko ramuka, yana sa wannan darajar ta dace da zanen.Zane na cikin gida kayan daki ko kabad sun fi yin wannan daraja.
Plywood mai daraja B
Mataki na gaba shine Level B, Wannan matakin da gaske yana wakiltar mafi kyawun samfuran itace a cikin yanayi.Kafin a yi wani gyare-gyare ko gyare-gyare a masana'anta, yawancin alluna sukan kusanci matakin B.Wannan saboda matakin B yana ba da izini don ƙarin laushi na halitta, manyan nodules waɗanda ba a gyara su ba, da rata kaɗan.Bada damar rufaffiyar kulli tare da diamita har zuwa inch 1.Idan za ku iya santsi 'yan kulli a kan dukkan allo, waɗannan allunan har yanzu sun dace da zanen.Wannan matakin kuma yana ba da damar ƙananan fasa da canza launin allo.Yawancin aikace-aikacen suna amfani da plywood mai daraja B, gami da kabad, kayan daki na waje, da kayan ɗaki.Siffar dabi'a da asali na wannan nau'in plywood yana ba kowane aiki da isasshen ƙarfi da hali.
C-grade plywood
Mataki na gaba shine allon matakin C.Class C, kamar Class B, yana ba da damar ramuka, pores, da kulli.Bada diamita har zuwa ½ Inci na rufaffiyar nodules, da kulli har zuwa inch 1 a diamita, A kan waɗannan allunan, akwai ƙarancin ƙa'ida don tsagawa.Gefuna da jiragen sama bazai zama santsi kamar matakin B ba.Ƙa'idodin sassauƙan ƙa'idodin na katako na C-grade na iya shafar abubuwan bayyanar.Aikace-aikace sun haɗa da ƙirar tsari da sheathing.
Plywood mai daraja D
Babban matakin ƙarshe shine matakin D. Siffar itacen D-grade tana da tsatsa sosai, tare da diamita har zuwa ½ 2 Inci na nodes da pores, manyan rarrabuwa, da canza launi.Tsarin hatsi kuma zai kasance da sako-sako.Kodayake ba shine mafi tsabta ko mafi sauƙi don fenti ba, wannan darajar plywood ba ta da amfani.Level D har yanzu yana buƙatar hukumar ta sami damar jure damuwa da lodi don amintaccen amfani a ayyukan katako ko manyan gine-gine.Lalle itacen da ba dole ba bai dace da kowane nau'i ba, don haka za ku iya kasancewa da tabbaci cewa ko da mafi ƙasƙanci na itace dole ne ya dace da bukatun aiki.Yawancin ayyukan gine-gine suna amfani da wannan matakin saboda za a rufe itace ko da menene.Ƙarfi zai samar da tsari mai ɗorewa a farashi mai rahusa.
Babban darajar BCX
BCX plywood kuma na kowa a cikin sashin plywood.Wannan matakin yana amfani da Layer C-level da Layer B-level guda ɗaya akan saman ɗaya.Abin da ake amfani da shi kuma yana jure danshi.Ana amfani da wannan takamaiman samfurin don aikace-aikacen waje waɗanda har yanzu suna buƙatar bayyanar, gami da shafi ko zanen.Ana amfani da irin wannan nau'in plywood don ayyuka kamar bangon bango, fakitin abin hawa na aikin gona, da shingen sirri.
Yanzu da kuka fahimci nau'ikan plywood daban-daban, zaku iya amincewa da zaɓin samfurin da ya dace don aikinku.Ko kuna buƙatar kyakkyawan ƙare na halitta, sabon fenti, ko kawai karko, za ku san wane aji ya fi dacewa da ku.
Babban darajar CDX plywood
CDX plywood misali ne na gama-gari na allo masu daraja biyu.Kamar yadda sunan ya nuna, an yi gefe ɗaya da veneer C-grade, ɗayan kuma an yi shi da veneer D-grade.Yawancin lokaci, sauran Layer na ciki ana yin su ne da veneer D-grade don sa ya fi araha.Hakanan ana amfani da mannen phenolic mai jure danshi don ƙara haɓaka aiki a cikin yanayi mai ɗanɗano ko ɗanɗano.Wannan nau'in shine mafi kyawun zaɓi wanda ke buƙatar babban adadin plywood, kuma yawancin shi za a rufe shi ko da menene.CDX plywood ana yawan amfani da shi don bangon waje da sheaths.Wurin C-grade yana ba da ƙasa mai santsi wanda ƴan kwangila za su iya amfani da su lokacin shigar da wasu sassa na tsarin, gami da yadudduka masu jure yanayin yanayi da bangon bango.
Lokacin aikawa: Juni-07-2023