Birch Lumber yam ntxwv thiab kev siv

Birch, ib hom tawv tawv, yog dav faib thiab muaj ib qho kev ntxhib los mos, ua rau nws siv dav hauv kev tsim cov rooj tog zaum, flooring, thiab cov khoom siv ntoo. Nkag siab txog nws cov yam ntxwv yooj yim thiab cov ntawv thov pab cov tuam txhab qis qis ua cov kev xaiv paub thaum xaiv cov khoom. Cov yam ntxwv tseem ceeb, qhov zoo, thiab kev siv ntawm birch ntoo yog cov ntsiab lus hauv qab no:

I. Cov yam ntxwv ntawm Birch Lumber

1. Tsob ntoo thiab tsos

Birch belongs rau lub genus * Birch * ntawm tsev neeg Betulaceae. Cov hom muaj xws li dawb birch, daj birch, thiab liab birch. Nws cov tawv nqaij yog du, feem ntau yog dawb los yog greyish -dawb, thaum ntoo muaj xim los ntawm daj ntseg daj mus rau lub teeb xim av, qee zaum nrog ib tug pinkish tint. Nws muaj cov nplej ncaj, zoo nkauj zoo nkauj, thiab ib qho kev txiav du.

2. Lub cev muaj zog

Birch ntoo muaj qhov ntom ntawm kwv yees li 0.63-0.70 g / cm³, faib nws raws li cov ntoo nruab nrab. Nws muaj zog compressive thiab dabtsi yog khoov lub zog, nruab nrab hardness, thiab nws tsis yooj yim rau chipping thaum lub sij hawm ua, ua rau nws haum rau txiav, carving, thiab sanding. Txawm li cas los xij, nws muaj qhov shrinkage siab heev thaum lub sij hawm ziab, yuav tsum tau ceev faj tswj cov txheej txheem ziab kom tsis txhob deformation lossis tawg.

3. Tshuaj muaj pes tsawg leeg

Birch muaj lignin siab thiab cellulose cov ntsiab lus, uas ua rau lub ntuj tsim tsis kam. Nws cov ntsiab lus roj tsawg feem ntau yuav tsum tau ua tiav los yog kev kho saum npoo los txhim kho nws cov kav ntev. Cov laug cam uas tsis tau kho yog raug rau cov kab mob fungal nyob rau hauv qhov chaw ntub dej, yog li yuav tsum tau ceev faj txog kev siv ib puag ncig.

II. Qhov Zoo Tshaj Plaws

1. Zoo nto tiav

Birch muaj ib tug mos mos xim thiab uniform grain. Tom qab xuab zeb, qhov saum npoo yog du thiab muag heev, ua rau kev ua tiav zoo heev. Txawm hais tias varnished, pleev xim rau, los yog stained, nws nthuav tawm cov kev ntxhib los mos zoo, ua rau nws tsim nyog rau cov khoom uas xav tau kev zoo nkauj.

2. Muaj zog ua kom haum

Birch muaj hardness nruab nrab, haum rau ob qho tib si machining thiab handcrafting. Sawing, drilling, thiab tenoning yog tag nrho yooj yim ua tiav. Nws muaj cov ntsia hlau zoo thiab gluing, tsis yooj yim rau kev tawg, thiab tsim nyog rau kev ua cov khoom sib xws - zoo li tus.

3. Txhim khu kev txhim khu kev qha

Birch muaj cov khoom siv kho tshuab zoo thiab muaj qee yam thauj khoom -cov kabmob muaj peev xwm, ua rau nws tsim nyog rau cov rooj tog zaum cov khoom siv uas xav tau los txhawb qhov hnyav. Raws li kev siv ib txwm siv, nws muaj lub neej ua haujlwm ntev.

4. Zoo Sustainability

Birch loj hlob sai heev, thiab kev cog qoob loo cog qoob loo yog qhov paub tab, ua rau nws muaj peev xwm rov ua dua tshiab. Cov ntaub ntawv pov tseg uas tsim tawm thaum lub sijhawm ua haujlwm tuaj yeem rov ua dua, ua tau raws li cov kev cai yooj yim rau cov ntaub ntawv zoo ib puag ncig.

III. Tej thaj chaw thov

Birch lumber muaj ntau daim ntawv thov nyob rau hauv ob qho tib si thaj chaw thiab kev lag luam, feem ntau suav nrog:

1. Kev tsim khoom vaj khoom tsev

Siv los ua cov rooj tog ntoo xws li rooj, rooj zaum, txaj ncej, thiab txee. Nws kuj tseem siv tau los ua veneer substrate lossis framing khoom. Birch kuj nquag siv los ua raw khoom hauv bentwood crafts.

2. Flooring Production

Birch flooring muaj nruab nrab hardness thiab ib tug natural grain. Tom qab kev kho deg, nws hnav tsis kam yog txhim kho, ua rau nws haum rau thaj chaw nyob thiab chaw lag luam.

3. Kho kom zoo nkauj sab hauv

Siv rau cov khoom siv kho kom zoo nkauj xws li phab ntsa panels, ntoo trim, thiab stair treads. Tom qab txheej txheej, nws tuaj yeem hloov kho kom haum rau kev kho kom zoo nkauj sib txawv.

4. Plywood thiab Blockboard

Birch yog cov khoom siv raw rau kev tsim plywood thiab blockboard. Nws cov veneer muaj cov khoom zoo sib xws, thiab cov laug cam muaj lub zog siab, ua rau nws siv dav hauv kev tsim kho thiab rooj tog kev lag luam.

5. Lwm yam khoom siv ntoo

Xws li cov khoom siv ntoo me xws li cov rooj txiav ntoo, cov khoom ua si, cov ntawv sau, thiab cov cuab yeej ua haujlwm, siv nws cov kev ntxhib los mos thiab yooj yim ntawm kev ua.

VI. Kev xaus Birch lumber tuav ib qho kev lag luam sib koom hauv kev lag luam ntoo vim nws qhov kev ua tau zoo tag nrho. Cov neeg tsim khoom tuaj yeem xaiv cov hom birch thiab cov txheej txheem ua raws li cov khoom muag thiab kev siv ib puag ncig kom ua tiav nws cov khoom zoo.