1. A na-ekewa plywood n'ime atọ ma ọ bụ karịa nke osisi dị mkpa na glued. Ọtụtụ n'ime osisi ndị dị gịrịgịrị a na-emepụta ugbu a bụ osisi ndị dị mkpa, bụ́ nke a na-akpọkarị veneer. A na-ejikarị veneers nwere ọnụọgụ dị iche. Ntuziaka eriri nke veneers dị n'akụkụ bụ perpendicular na ibe ya. A na-ejikarị plywood atọ, ply ise, ply asaa na plywood ndị ọzọ nwere ọnụ ọgụgụ na-adịghị mma. A na-akpọ veneer nke dị n'èzí, nke a na-akpọ panel nke dị n'ihu, nke a na-akpọ reverse veneer na-akpọ efere azụ, nke dị n'ime na-akpọkwa isi efere ma ọ bụ efere etiti.
2. Ụdị nke plywood panel bụ ụdị nke plywood. Na China, osisi ndị nwere nnukwu akwụkwọ na-ejikarị bụ basswood, Fraxinus mandshurica, birch, poplar, elm, maple, osisi agba, Huangbo, maple, nanmu, Schima superba, na wolfberry ndị China. Osisi coniferous a na-ejikarị eme ihe bụ masson pine, Yunnan pine, larch, spruce, wdg.
3. Enwere ọtụtụ ụzọ nhazi ọkwa maka plywood, nke nwere ike ịkewa dịka ụdị osisi si dị, dị ka plywood siri ike (plywood birch, plywood nke okpomọkụ, wdg) na coniferous plywood;
4. Dị ka ebumnuche ahụ si dị, enwere ike kewaa ya na plywood nkịtị na plywood pụrụ iche. Nkịtị nkịtị bụ plywood kwesịrị ekwesị maka ọtụtụ ebumnuche, na plywood pụrụ iche bụ plywood maka ebumnuche pụrụ iche;
5. Dị ka mmiri na-eguzogide na ogologo oge nke nrapado oyi akwa, nkịtị plywood nwere ike kewaa n'ime ihu igwe na-eguzogide plywood (klas m plywood, na anwụ ngwa ngwa, esi na-eguzogide ma ọ bụ uzuoku ọgwụgwọ, nwere ike iji n'èzí), mmiri na-eguzogide plywood (klas II). plywood, nwere ike tinye ya na mmiri oyi, ma ọ bụ na-agbanye ya na mmiri ọkụ maka obere oge, ma ọ bụghị na-eguzogide ọgwụ plywood (klas III plywood, nke nwere ike iguzogide imi mmiri oyi na-adịru nwa oge ma dị mma maka ime ụlọ) na plywood na-adịghị mmiri na-eguzogide (klas IV plywood, nke a na-eji n'okpuru ọnọdụ ime ụlọ nkịtị ma nwee ụfọdụ ike njikọ).
6. Dị ka nhazi nke plywood si dị, enwere ike kewaa ya na plywood, sandwich plywood na plywood composite. Sanwichi plywood bụ plywood nwere isi efere, na plywood mejupụtara bụ plywood nwere isi efere (ma ọ bụ ụfọdụ n'ígwé) nke ihe ndị ọzọ na-abụghị osisi siri ike ma ọ bụ ihe mkpuchi. Akụkụ abụọ nke isi efere ahụ na-enwekarị ma ọ dịkarịa ala okpukpu abụọ nke veneers nwere ọka osisi na-ahazi na ibe ya.
7. Dị ka nhazi elu si dị, enwere ike kewaa ya na plywood sanded, plywood scraped, plywood veneered na pre veneered plywood. Ngwongwo a na-akpụ akpụ bụ ihe eji eme ihe dị ka ihe eji achọ mma, akwụkwọ osisi osisi, akwụkwọ a na-etinye n'ime ya, plastik. resin nrapado film ma ọ bụ metal mpempe akwụkwọ, The tupu emechara plywood bụ plywood nke a na-emeso pụrụ iche n'oge mmepụta na ọ dịghị mkpa ka a gbanwee n'oge eji.
8. Dị ka ọdịdị nke plywood si dị, enwere ike kewaa ya na plywood ụgbọ elu ma mepụta plywood. Ford plywood na-ezo aka plywood na e ozugbo pịa n'ime curved elu udi na ebu dị ka chọrọ nke ngwaahịa, n'ihi na pụrụ iche mkpa, dị ka mgbidi nchebe osisi, corrugated plywood nke uko ụlọ, backrest na azụ ụkwụ nke oche.
9. Usoro a na-emekarị nke plywood bụ usoro okpomọkụ akọrọ, ya bụ, mgbe a na-ekpuchi ihe mkpuchi akọrọ na gluu, a na-etinye ya na-ekpo ọkụ na-ekpo ọkụ ka a na-etinye ya na plywood. Usoro ndị bụ isi na-agụnye ịdekọ osisi na ịwa osisi, ọgwụgwọ okpomọkụ nke akụkụ osisi, akụkụ osisi centering na rotary ịkpụ, veneer ihicha, veneer sizing, slab nkwadebe, slab tupu ịpị, na-ekpo ọkụ na ịpị, na usoro nke post-ọgwụgwọ.
Ebumnuche nke ọgwụgwọ ọkụ osisi bụ iji mee ka akụkụ osisi dị nro, mee ka plasticity nke akụkụ osisi ahụ dịkwuo mma, mee ka akụkụ osisi ndị na-esote na-egbutu ma ọ bụ na-eme atụmatụ, na-eme ka mma nke veneer dịkwuo mma. Ụzọ ndị a na-ejikarị agwọ ọkụ n'akụkụ osisi gụnyere esi, ọgwụgwọ mmiri na ikuku n'otu oge, na ọgwụgwọ okpomọkụ uzuoku.
Oge nzipu: Ọgọst-30-2022
