Yadda za a bambanta ingancin plywood?

Anan akwai hanyoyi masu sauƙi don zaɓar da bambanta ingancin plywood:
Da farko dai, lahanin da ba a yarda da shi a kowane nau'i na plywood shine buɗaɗɗen manne (rabuwa tsakanin nau'in plywood), yana kumbura (akwai takardar fata a gaba da baya wanda ba a manne shi a kan allo ba, don haka yana kumbura. kadan).Wadannan lahani guda biyu zasu shafi amfani da plywood kai tsaye.

1. Matsayin panel
Da farko, wajibi ne a rarrabe panel na plywood.
Plywood na kasata ya kasu kashi hudu, wato na musamman, aji daya, na biyu da na uku.Ƙungiyar plywood na aji na farko kusan ba shi da lahani (an yarda da ƙananan lahani na mutum ɗaya);an ba da izinin panel na plywood aji na farko don samun ƙananan lahani (kamar mahaɗin allura, gabobin matattu, ramukan tsutsotsi, fasa, baƙin ciki, indentations, da sauransu);Ana ba da izinin fale-falen faci na aji na biyu in ban da ƙaramin kuɗi Baya ga ƙananan lahani, akwai kuma nakasu masu ɗanɗano kaɗan (kamar faci, faci, lahani na allo);Dabarun plywood aji na uku suna ba da damar ƙarin lahani.

Idan an shigo da shi daga waje, ma'aunin darajarsa na iya komawa ga ma'aunin matakin plywood na ƙasata don yin ƙima da ƙima.

2. Kwanciya
a) Hanyar: <1> Zamewa a kwance a kan saman allon tare da hannayenku, kuma za ku iya jin dadi na saman allon;

b) Ganewa: Ƙaƙƙarfan plywood, saboda kayan aiki mai kyau da kyakkyawan aiki, filin jirgin zai kasance mai laushi sosai kuma yana jin dadi ga taɓawa.Ƙarƙashin plywood, saboda ƙarancin kayansa, ƙaƙƙarfan aikin aiki, da tsangwama na ciki da kuma rarrabuwa mai mahimmanci, yana iya ganin rashin daidaituwa na saman allon lokacin da yake fuskantar haske, kuma yana jin kullun da kullun.

3. Core allon ingancin
Ƙwararren plywood mai mahimmanci, katako mai mahimmanci cikakke ne, mai kyau mai kyau, kuma suturar da ke tsakanin katako mai mahimmanci;lokacin da aka danna saman allo, sautin yana "kyanƙyashe".
Ƙarƙashin plywood, babban jirgi yana raguwa da ƙananan ƙananan katako, akwai ramukan tsutsa da matattu a kan babban jirgi, babban jirgi yana da manyan seams, kuma stacking yana da tsanani daga ainihin;lokacin da aka danna saman allo, sautin yana "kaya".

4. Qarfi
Ɗaga ƙarshen plywood ɗin kuma girgiza shi da ƙarfi na ɗan lokaci.Idan allon yana jin dadi, yana nufin cewa yana da inganci mai kyau na ciki da babban ƙarfi;idan allon "vibrates" kuma akwai sauti mai raɗaɗi, yana nufin cewa allon yana da ƙarancin ƙarfi.Rashin ingancin plywood ko allunan da ke da matsaloli na tsari a cikin katakon na iya karyewa saboda girgizawar tashin hankali.

5. Kauri
Babban ingancin plywood, juriya mai kauri tsakanin dukkanin allunan ƙanƙara ne, kuma kauri na sassa daban-daban na plywood ɗaya ne.

Ƙananan plywood, haƙurin kauri tsakanin dukkanin allunan yana da girma, kauri daga sassa daban-daban na katako guda ɗaya ba daidai ba ne, kuma bambancin kauri na sassa daban-daban ya fi 1mm (yanzu injin yashi yana da kyau, kuma kauri). haƙuri gabaɗaya kadan ne).

6. Kamshi da kare muhalli
Idan allon yana fitar da wari mai zafi, yana nufin cewa kare muhallin hukumar bai kai matsayin ba;plywood da ke da alaƙa da muhalli yana fitar da warin itacen kanta, wanda ba ya da daɗi.Koyaya, idan kuna son a ƙarshe tantance ko plywood ya cika ka'idodin kare muhalli, dole ne ku kuma nemi ƙungiyar kwamiti na musamman na itace don gudanar da gwajin.