Veneer an yi shi daga dogon da gajere katako na birch, beech, alder da itacen oak. Ga kowane nau’in itace, akwai azuzuwan da suka dace, girma da yanayin fasaha, wanda cikar su ya zama dole ga masu samar da albarkatun ƙasa.
Birch logs don yin plywood
Dogaye da gajere katako na Birch don yin plywood suna da tsayi1,3;1,6;1,9;2,2;2,3;2,6kuma3,2 m. Kaurin su a bakin bakin ciki shine20 cmda ƙari, ƙara ta1 cm.
Kowane ɗan guntun gungu ya kamata ya sami tsayin wuce gona da iri2ku3 cm, kuma kowane dogon login3 cmga kowane guntun gungu da aka yanke daga gare ta. Ya kamata a raba ma’auni na dogon rajistan ayyukan ba tare da saura ba ta tsawon guntun guntun.
Dangane da ingancin itacen, dogaye da gajere sun kasu kashi uku: I, II da III. Kowane aji dole ne ya sami yankin veneer na aƙalla4 cm. Ana ɗaukar yankin veneer yanki na gefen gungumen doguwar ko gajere. An ƙayyade kauri daga faɗin mafi ƙarancin radius na goshi, daga saman ciki na haushi zuwa tsakiya. Ana amfani da dogon da gajere katako na ajin farko don yin veneers na manyan azuzuwan.
Matsalolin Beech
Dogaye da gajere gungumen katako na itacen beech don yin veneers dole ne su kasance da tsayi masu zuwa:
- guntun katako:1,2;1,3;1,4;1,5;1,6;1,8;1,9;2,3kuma2,6 m;
- Dogayen rajistan ayyukan: girman da za’a iya raba ba tare da saura ba ta tsawon gajeren rajistan ayyukan.
Kowane ɗan guntun log ɗin ya kamata ya sami tsayin daka na dole2ku3 cm, da kowane dogon log2ku3 cmga kowane gungumen gungu da za a yanke daga gare ta. Kauri na dogon da gajere gungumen azaba a ƙarshen bakin ciki yawanci yawanci20 cm.
Ta wurin ingancin itacen, dogon guntun kusoshi da gajere sun kasu kashi uku: I, II da III. Dole ne su sami yanki na gefe wanda mafi ƙarancin faɗinsa shine:
| Kaurin log | Mafi ƙanƙantar nisa na yanki na gefe |
|---|---|
| zuwa 30 cm | 5 cm |
| daga31ku50 cm | 7 cm |
| a kan50 cm | 9 cm |
Girman yanki na gefe yana ƙayyade ta nisa mafi ƙarancin radius na fuska, daga saman ciki na haushi zuwa tsakiya.
Ayyukan Aiki
Dogayen katako na Ayuba da gajere don rufewa suna da girma kamar haka:
- guntun katako:1,3;1,6;1,9;2,2;2,3;2,6kuma3,2 m;
- Dogayen rajistan ayyukan: girman da za’a iya raba ba tare da saura ba ta tsawon gajeren rajistan ayyukan.
Kowane guntun gungu ya kamata ya sami tsayin daka2ku3 cm, da kowane dogon log po3 cmga kowane guntu guntu.
| Tsawon log | Kauri a karshen bakin ciki |
|---|---|
| daga1,3ku1,6 m | 18 cm |
| daga1,9ku3,2 m | 20 cm |
Dangane da ingancin itacen, gundumomi gajere da tsayi sun kasu kashi uku: I, II da III. Ya kamata gajerun gundumomi su kasance da yankin veneer na4 cma diamita30 cm, wato5 cma kan diamita30 cm.
Gudun Pine
Dogaye da gajere na katako na Pine don veneering suna da girma masu zuwa:
- guntun katako:1,3;1,6;1,9;2,2;2,3kuma2,6 m;
- Dogayen rajistan ayyukan: tsayin da za’a iya rarrabawa ta tsawon gajeren gundumomi.
Kowane guntun gungu dole ne ya sami tsayin wuce gona da iri2ku3 cm, da dogon gungu3 cmga kowane gajere da za a yanke daga gare ta.
| Tsawon log | Kauri a karshen bakin ciki |
|---|---|
| 1,3kuma1,6 m | 18 cm |
| 1,9 mda sauransu | 20 cm |
Dangane da ingancin itacen, katako mai tsayi da gajere sun kasu kashi biyu: I da II.
Sauran nau’ikan itace don veneer
Logs don samar da veneer na iya zama itacen oak, beech, goro, chub, ash, elm, chestnut, sycamore, pear, apple, poplar, ceri, acacia, Birch, alder da hornbeam.
Tsawon waɗannan rajistan ayyukan yawanci1,5 m. Dole ne rajistan ayyukan su sami tsayin wuce gona da iri4ku6 cm. Kaurinsu a ƙarshen bakin ciki na pear, chub, apple, ceri, farar acacia da itacen ƙaho yana yawanci25 cm, kuma tare da itace na sauran nau’in35 cm.
Dangane da ingancin itace, katako don yin veneer sun kasu kashi biyu: I da II. Ana isar da su tare da haushi, amma an tsabtace ragowar rassan, wanda dole ne a daidaita shi da saman bishiyar.
Sharuɗɗan sarrafa goshi da auna tsayi
Dole ne a yanke fuskokin rajistan ayyukan a kusurwoyi masu kyau zuwa madaidaicin axis. Dole ne igiyar yankan da aka halatta ta fi girma0,1diamita na daidai goshin. Idan akwai bevel, ana auna tsawon gunkin ta mafi ɗan gajeren nesa. Game da katako tare da kututture, maimakon yanke ƙananan fuska, an ba da izinin yanke jijiyoyi na gefe na tushen.
Batutuwa masu alaƙa: itace gini, saed conifers da hardwoods, busar da itace, abin da muke ciki da samar da tagogin katako da kofofin.