Plywood Aluminium Honeycomb Vaj Huam Sib Luag

A: Lub plywood aluminium honeycomb vaj huam sib luag yog vaj huam sib luag hybrid composite uas sib txuas lub ntuj zoo nkauj, ua haujlwm tau zoo, thiab ntsia hlau- tuav lub zog ntawm plywood nrog lub teeb rigidity thiab flatness ntawm aluminium honeycomb core. Lub vaj huam sib luag sandwich muaj xws li: (1) lub ntsej muag plywood (feem ntau 2-5 hli hardwood plywood, piv txwv li, birch, okoume, eucalyptus, los yog poplar core nrog zoo nkauj ntsej muag veneer xws li ntoo qhib, walnut, teak, maple); (2) aluminium honeycomb core (cell loj 6-12mm); (3) ib daim ntawv txhuas rov qab (0.5–1.0mm) lossis daim ntawv sib npaug plywood rau ob daim ntawv thov ob npaug. Cov khaubncaws sab nraud povtseg yog sib txuas nrog cov dej noo{15}} kho polyurethane lossis epoxy structural nplaum. Qhov kev tsim kho no muab cov vaj huam sib luag uas: xav tau thiab ua haujlwm zoo li ntoo (tuaj yeem ntsia hlau, ntsia hlau, stapled, ntug-banded, thiab veneered nrog cov txheej txheem woodworking), hnyav 40-60% tsawg dua li cov khoom plywood sib npaug, tuav zoo meej flatness yam tsis muaj warping, thiab suav nrog cov dej tsis zoo thiab hluav taws kub - cov khoom tseem ceeb Nws yog lub vaj huam sib luag ntawm kev xaiv rau siab- rooj tog zaum kawg, architectural millwork, marine interiors, thiab cov khoom kim heev cov khw muag khoom haum- tawm qhov chaw sov ntawm cov ntoo tiag tiag yog qhov tseem ceeb tab sis qhov hnyav, flatness, thiab ruaj khov yog qhov tseem ceeb sib npaug.

A: Common specifications:
• Tag nrho cov vaj huam sib luag thickness: 10mm, 12mm, 15mm, 18mm, 20mm, 22mm, 25mm, 30mm, 38mm
• Plywood lub ntsej muag: 2mm, 3mm, 4mm, 5mm (tus qauv plywood qib)
- Cov hom tseem ceeb: birch, okoume, eucalyptus, poplar, ntoo thuv
- Lub ntsej muag veneer: ntoo qhib, walnut, teak, maple, cherry, tshauv, sapele, wenge, zebrano, xyoob, los yog hom kev cai
- Plywood qib: B/BB, BB/BB, BB/CC (face/back); marine- qib muaj
• Aluminium honeycomb core: cell loj 6mm, 8mm, 10mm; ntawv ci thickness 0.04-0.08mm
• Daim ntawv rov qab: 0.5–1.0mm aluminium (painted lossis zeb tiav) lossis 2-3mm ntsuas plywood
• Txheem vaj huam sib luag loj: 1220 × 2440mm, 1220 × 3050mm, 1500 × 3000mm (max 1525 × 3660mm)
• Qhov hnyav txo vs. cov khoom plywood: 40–60% (xws li, 18 hli plywood honeycomb vaj huam sib luag ~ 6.5–8.5 kg/m² vs. 12–15 kg/m² rau khoom 18 hli plywood)
• Bonding: noo noo- kho PU nplaum (tus qauv) lossis epoxy (marine / hnyav-lub luag haujlwm)
• Cov kev xaiv saum npoo: sanded (npaj rau ntawm - qhov chaw tiav), ua ntej - tiav (UV lacquer, roj, siv quav ciab), lossis cov veneer nyoos

A: Tus qauv plywood hom, qib, thiab qhov ntau thiab tsawg ntawm vaj huam sib luag: MOQ yog 30-60 nplooj ntawv ib lub ntsej muag -veneer / rov qab- daim ntawv teeb tsa. Hwm lossis txawv ntsej muag veneers (teak, walnut, wenge) yuav xav tau 50-80 nplooj ntawv vim qhov tsawg kawg ntawm kev yuav khoom veneer. Kev cai vaj huam sib luag qhov ntau thiab tsawg lossis tsis yog - qauv ntsej muag veneer hom: 80–150 nplooj ntawv. Kev txiav txim me me (10-20 nplooj ntawv) tuaj yeem ua raws li tus qauv nqi. Lub MOQ yog tsav los ntawm cov ntaub ntawv plywood procurement (tag nrho cov plywood sheets yuav tsum tau txiav txim thiab txiav mus rau lub vaj huam sib luag loj), veneer txuam rau phau ntawv -matched los yog plam-match faces, thiab kev sib txuas kab teeb. Thov qhia lub ntsej muag veneer hom, qib plywood, vaj huam sib luag thickness, daim ntawv rov qab, thiab kom muaj nuj nqis rau cov lus hais meej. Cov qauv veneer thiab plywood qib siv cov qauv siv.

A: Cov ntawv thov hwm xav tau tiag tiag ntoo zoo nkauj nrog kev ua haujlwm siab:
• High-cov rooj tog zaum kawg:
- Cov rooj noj mov, rooj kas fes, thiab console rooj - lub teeb yuag kom yooj yim repositioning, tiaj tus nto rau zoo meej veneer layup
- Wardrobe thiab txee qhov rooj - tsis muaj warping tshaj qhov siab (2400–2700mm)
- Lub txaj headboards thiab feature phab ntsa vaj huam sib luag - hom loj ua tau yam tsis pom cov pob qij txha
- Chav ua noj txee qhov rooj thiab tub rau khoom pem hauv ntej - lub teeb yuag rau cov mos mos-kaw kho vajtse ntev
• Architectural millwork:
- Cov rooj txais tos thiab cov txee concierge hauv cov tsev tos qhua thiab chaw ua haujlwm
- Phab ntsa vaj huam sib luag thiab wainscoting nyob rau hauv lub chaw ua hauj lwm thiab boardrooms
- Kem cladding nrog nkhaus plywood ntsej muag - honeycomb core tuav lub nkhaus yam tsis muaj springback
- Kev cai qhov rooj thiab qhov rooj qhov rooj - sib dua li cov qhov rooj ntoo, txo cov pob khawm
• Marine interiors (nrog marine-qib plywood face):
- Cabin bulkhead panels, qhov rooj nplooj, thiab rooj tog carcasses
- Galley countertops thiab rooj saum npoo
- Ua raws li IMO qhov xav tau hluav taws kub thaum ua ke nrog hluav taws- ntsuas qhov tseem ceeb
• Khoom kim heev khw muag khoom:
- Boutique khw muag khoom teeb tsa, txee, thiab nyiaj ntsuab- qhwv cov txee
- Branded feature phab ntsa thiab cov khoom nthuav qhia plinths
- Pop-chaw muag khoom thiab rooj muag khoom rooj tog zaum rooj tog - lub teeb hnyav rau kev thauj mus los tsis tu ncua
• Aviation thiab siab -kawg thauj:
- VIP aircraft thiab helicopter sab hauv panels
- Khoom kim heev tsheb ciav hlau thiab motorhome sab hauv rooj tog
- Superyacht rooj tog thiab koom nrog
• Suab paj nruag thiab acoustics:
- Lub thawv hais lus thiab cov khoom siv suab kaw - lub teeb yuag, nruj, acousically haum
- rooj zaum piano thiab suab paj nruag rooj tog

A: Piv rau cov khoom plywood:
① Qhov hnyav txo: 40-60% sib zog dua cov khoom plywood ntawm qhov sib npaug thickness - 18mm vaj huam sib luag ~ 7 kg / m² vs . 13 kg / m². Qhov no txhais tau hais tias: kev tuav tau yooj yim dua, tus nqi thauj khoom qis dua, cov rooj tog sib dua uas yooj yim dua rau kev txav mus los, tsawg dua ntawm cov pob khawm thiab cov tub rau khoom swb, thiab txo cov qauv kev thauj khoom hauv kev siv vaj tse.
② Superior flatness: aluminium honeycomb core muab isotropic rigidity - lub vaj huam sib luag nyob twj ywm zoo kawg nkaus tsis hais cov av noo lossis kub hloov. Khoom plywood, txawm Baltic birch, yuav khob los yog twist nrog rau lub caij nyoog noo noo hloov.
③ Cov vaj huam sib luag loj dua yam tsis muaj cov pob qij txha: honeycomb panels tswj kev tiaj tus ntawm qhov ntau thiab tsawg uas cov plywood xav tau kev txhawb nqa framing lossis pom seams.
④ Tsis muaj xov tooj: lub honeycomb core tiv thaiv cov txheej hauv plywood los ntawm "telegraphing" los ntawm lub ntsej muag veneer dhau sij hawm (ib qho teeb meem nrog veneered MDF).
⑤ Txo cov khoom siv: cov tub ntxhais honeycomb siv tsawg tsawg ntawm txhuas los ntawm ntim; lub ntsej muag plywood siv ib txheej nyias ntawm cov ntoo zoo nkauj veneer - kev siv cov cuab yeej ntoo.
Piv rau MDF / particleboard:
① Cov ntoo tiag tiag: lub Hoobkas- siv cov ntoo veneer tiag tiag, tsis yog cov ntawv luam tawm lossis PVC ntawv ci - tuaj yeem xuab zeb, rov ua dua - roj, thiab ua kom tiav ntau zaus dhau lub vaj huam sib luag lub neej
② Screw tuav ntawm lub ntsej muag: lub ntsej muag plywood tuav cov ntsia hlau ruaj khov - MDF lub ntsej muag screws strip yooj yim, tshwj xeeb tshaj yog nyob ze ntawm ntug
③ Moisture resistance (plywood face): lub ntsej muag plywood yog cov dej noo ntau dua - siab dua MDF; nrog marine- qib plywood, lub vaj huam sib luag yog tsim rau qhov chaw ntub dej
④ Qhov hnyav dua MDF: 18mm vaj huam sib luag ~ 7 kg / m² vs. ~ 13 kg / m² MDF
⑤ Tus nqi siab dua: ntoo tiag tiag veneer hais kom ua lag luam hwm txoj haujlwm
Piv rau cov khoom aluminium honeycomb panels:
① Kev sov so ntawm cov ntoo tiag tiag: cov ntoo zoo nkauj, kev ntxhib los mos, thiab xim uas tsis tuaj yeem muab luam tawm los yog hmoov-coated aluminium
② Txheem woodworking: tuaj yeem sanded, stained, lacquered, oiled, waxed, thiab refinished nrog standard wood-cov khoom tiav thiab cov txheej txheem
③ Screw- tuav ntawm lub ntsej muag: plywood lub ntsej muag tuav tus qauv ntoo ntsia hlau ncaj qha yam tsis muaj qhov tshwj xeeb ntxig

A: Lub ntsej muag veneer hom (los ntawm qhov chaw thiab daim ntawv thov):
Teb chaws Europe / North American hardwoods:
• Oak (European / American dawb): classic grain, siv stain zoo, nyiam tshaj plaws rau rooj tog
• Walnut (American dub): nplua nuj xim av, ncaj nplej, hwm rooj tog
• Maple (nyuaj / mos): lub teeb, txawm grain, niaj hnub thiab Scandinavian tsim
• Cherry (Asmeskas): sov reddish-xim av, hnub nyoog zoo nkauj, tsoos rooj tog
• Tshauv (Tebchaws Europe / Asmeskas dawb): hais lus nplej, lub teeb xim, siv stain zoo
• Birch (European): zoo, txawm grain, zoo heev rau painting; nrov rau plywood core
Tropical / kab txawv hardwoods:
• Teak (Burmese / cog): golden-xim av, cov ntsiab lus roj, classic rau marine thiab sab nraum zoov
• Sapele (African): nplua nuj reddish-xim av, interlocked grain, mahogany hloov
• Wenge (African): tsaus xim av/dub nrog coarse lis, ua kom zoo nkauj niaj hnub
• Zebrano (African): cov kab txaij tsaus nti ntawm lub teeb tom qab, cov lus hais
• Rosewood / Santos rosewood: sib sib zog nqus ntshav-xim av, zoo heev, cov rooj tog khoom kim heev
Tshwj xeeb:
• Xyoob: ruaj, strand-woven los yog ntuj, niaj hnub zoo nkauj
• Reconstituted / engineered veneer: zoo ib yam grain qauv, muaj nyob rau hauv dav dav
Veneer cutter hom:
• Crown cut (flat cut): cathedral grain pattern, most common and economical
• Lub quarter txiav: ncaj, kab lis kev cai - hwm, ruaj khov dua, nyiam rau kev tsim qauv
• Rift txiav: ncaj heev, daim duab tsawg heev - tus nqi siab tshaj, rau qhov zoo nkauj tshaj plaws
Veneer txuam (rau ntau- vaj huam sib luag tej yaam num):
• Phau ntawv match: alternating nplooj zoo li ib tug qhib phau ntawv - tsim symmetry, txheem rau siab - kawg
• Kev sib tw plam: cov nplooj sib txuas hauv tib qhov kev taw qhia - tsis zoo, tsis tshua muaj daim duab sib txawv
• Random match: tsis sib xws - kev lag luam, rustic tsos
Ua ntej- cov kev xaiv ua tiav:
• Sanded nkaus xwb (120/150/180 grit): rau ntawm -qhov chaw tiav los ntawm tus neeg siv khoom pleev xim
• UV-kho lacquer: matte (5–10 gloss), satin (20–30 gloss), semi-gloss (50–60 gloss)
• Cov roj ua kom tiav: cov roj nkag mus (linseed, tung, lossis hardwax roj) - matte, ntuj xav, kho tau
• Stained + lacquered: kev cai xim txuam rau qhov project specification
• Kev ntxhov siab / xaim- txhuam: textured, hnub nyoog tsos rau rustic thiab industrial zoo nkauj

A: Qhov ntsuas hluav taws kub nyob ntawm lub ntsej muag plywood thickness thiab kev kho mob. Lub aluminium honeycomb core tsis yog -combustible, tab sis lub ntsej muag plywood yog combustible (ntoo).
Standard configuration (tsis kho plywood lub ntsej muag + aluminium honeycomb + aluminium rov qab):
• GB 8624: feem ntau Class B2 (combustible)
• EN 13501-1: Class D-s2,d0 rau Class C-s2,d0
Hluav taws kub- retardant configuration (hluav taws-retardant kho plywood + aluminium honeycomb):
• GB 8624: Class B1 (hluav taws kub-retardant)
• EN 13501-1: Class B-s1,d0
• Plywood yog siab-impregnated nrog hluav taws- tshuaj retardant (feem ntau ammonium phosphate-raws li) ua ntej sib txuas
• Ib qho tseem ceeb: hluav taws kub- kev kho retardant tuaj yeem cuam tshuam rau cov kua nplaum lub zog; peb siv cov nplaum sib xyaw ua ke rau FR-kho plywood
Cov hluav taws kub hwm- ntsuas kev teeb tsa (thin hluav taws- retardant veneer + A2-qib core):
• GB 8624: Chav A2
• EN 13501-1: Chav Kawm A2-s2,d0
• Siv cov hluav taws kub nyhiab heev (0.5–1.0mm)-tawv ntoo veneer ua lub ntsej muag zoo nkauj
• Cov tub ntxhais aluminium dominates tus cwj pwm hluav taws
Rau cov ntawv thov dej hiav txwv xav tau IMO FTP Code ua raws:
• Peb muab cov vaj huam sib luag nrog marine-qib plywood ntsej muag thiab qis- nplaim taws- nthuav dav ua tiav
• IMO cov ntaub ntawv ntsuam xyuas nplaim hluav taws xob muaj nyob
Rau cov haujlwm uas yuav tsum muaj hluav taws tshwj xeeb, thov qhia cov qauv siv tau thiab cov chav kawm xav tau ntawm theem nug. Thib peb-cov ntawv ceeb toom hluav taws tua hluav taws muaj rau txhua qhov kev teeb tsa. Faj seeb: hluav taws kub- retardant kho plywood tej zaum yuav muaj ib tug me ntsis xim hloov (feem ntau ib nyuag tsaus los yog reddish); qhov no yuav tsum tau soj ntsuam ntawm tus qauv ua ntej tag nrho cov khoom.

A: • Tshuag plywood hom (birch, okoume, txheem ntoo qhib, txheem walnut), txheem ntau thiab tsawg: 10-15 hnub ua hauj lwm
• Hwm lossis txawv ntsej muag veneer (teak, wenge, zebrano, cherry, tshauv): 15-22 hnub ua haujlwm (nrog rau kev yuav khoom veneer)
• Custom veneer matching (phau ntawv-match, swb-match rau tag nrho qhov project): 18–25 hnub ua hauj lwm (suav nrog xaiv veneer, layout, thiab cov neeg siv khoom pom zoo)
• Hluav taws kub-Thiab plywood lub ntsej muag: 18-25 hnub ua haujlwm (suav nrog FR lub sijhawm ua haujlwm)
• Ua ntej-ua tiav (UV lacquer, roj, stain): 15-20 hnub ua haujlwm (tom qab kev tsim vaj huam sib luag)
• Cov kev txiav txim loj loj: lub sijhawm lees paub raws li PO tshuaj xyuas; phased kev xa khoom muaj
Cov ntsiab lus tseem ceeb:
• Kev pom zoo ntawm cov qauv veneer: 5-7 hnub (veneers yog cov khoom siv ntuj tsim tshwj xeeb; tus qauv sawv cev rau ntau yam, tsis yog qhov sib tw rau txhua lub vaj huam sib luag ntau lawm)
• Kev pom zoo veneer layout (rau kev sib tw panels): 5-7 hnub (peb muab cov duab los yog kos duab ntawm daim ntawv thov veneer layout rau loj matched sets)
• Kev pom zoo ua qauv tiav (rau ua ntej- cov vaj huam sib luag tiav): 5–7 hnub (300 × 300mm cov qauv tiav)
Peb pom zoo kom muab xaj 8-10 lub lis piam ua ntej yuav tsum tau ntawm - qhov chaw xa khoom rau cov haujlwm nrog cov veneers hwm lossis kev cai ua tiav. Hauv - cov khoom lag luam hauv vaj huam sib luag tuaj yeem muaj rau kev xa khoom sai ntawm cov qauv kev teeb tsa.

A: Ntim: Lub ntsej muag plywood yuav tsum tau ua tib zoo tuav los tiv thaiv ntoo nto:
• Plywood lub ntsej muag tiv thaiv nrog 50μm qis-tack PE tiv thaiv zaj duab xis (los yog daim ntawv tiv thaiv rau ua ntej- cov vaj huam sib luag tiav kom tsis txhob muaj zaj duab xis nplaum cuam tshuam nrog lacquer)
• Panels stacked lub ntsej muag - mus rau - ntsej muag nrog 3 hli PE npuas interleaving (los yog kraft ntawv rau ua ntej - panels tiav)
• Cov pawg ntim nrog 5 hli MDF lossis plywood npog boards sab saum toj thiab hauv qab kom faib cov hlua khi
• Kev ruaj ntseg nrog cov hlua PET (tsis txhob muaj cov hlua hlau ncaj qha rau ntawm cov npoo vaj huam sib luag)
• Tag nrho plaub ntug thiab cov ces kaum tiv thaiv nrog hnyav - lub luag haujlwm cardboard lub kaum ntse ntse
• Tag nrho pob qhwv hauv cov dej tsis muaj dej PE membrane rau kev tiv thaiv dej noo
Environmental tswj:
• Cov vaj huam sib luag yog tsim thiab ntim rau hauv kev nyab xeeb-ib puag ncig tswj (~20℃, 50% RH)
• Rau kev xa khoom xa tuaj, cov pob khoom desiccant tau suav nrog hauv cov ntaub qhwv tsis muaj dej los tswj cov condensation thaum hla dej hiav txwv
• Thaum tau txais, panels yuav tsum tau acclimatized rau lub installation ib puag ncig rau 48-72 teev ua ntej fabrication (tshem tawm ntim, pawg nrog spacers rau huab cua ncig)
Shipping:
• Hauv tsev: tsheb thauj khoom tshwj xeeb nrog huab cua- caij ncua; hauv kev xa khoom muaj
• Thoob ntiaj teb: FCL 20GP / 40HQ hiav txwv freight; CIF / FOB tus qauv; DDP rau kev lag luam xaiv
• Qauv shipping: 300 × 300mm los yog A4 veneer kuaj ntawm DHL / FedEx / UPS
Cov txheej txheem tuav:
• Nqa thiab nqa cov vaj huam sib luag ntawm ntug (vertically) nrog ob tus neeg - tsis txhob rub lossis swb cov vaj huam sib luag hla ib leeg
• Siv cov hnab looj tes huv si thaum tuav ua ntej - panels tiav
• Khaws cia hauv qhov chaw qhuav, qhov cua; yog tias tsim nyog cia ntsug, siv padded A-frame racks

A: Cov vaj huam sib luag no tau tsim los ua haujlwm zoo li plywood nrog cov cuab yeej ua haujlwm ntoo thiab cov txheej txheem:
Txiav:
• Vaj huam sib luag pom lossis rooj pom nrog ATB (alternate top bevel) TCT hniav, 60–80 hniav rau 300 hli hniav
• Txiav plywood ntsej muag UP kom txo tau qhov chipping ntawm qhov pom; siv cov qhab nias rau cov ntsej muag veneered
• CNC router nrog compression kauv me ntsis rau zoo li tus txiav; nce-txiav rau nti-dawb npoo ntawm veneer
• Txiav ceev: zoo ib yam li cov khoom plywood ntawm sib npaug tag nrho thickness
Kev kho ntug:
• Khoom ntoo lipping (8–20mm tuab): kua nplaum thiab clamp txuam los yog sib piv cov khoom ntoo strips rau ntug nthuav tawm - qhov no yog cov qauv rooj tog zoo; hides lub honeycomb core kiag li
• PVC/ABS ntug banding (0.4–2.0mm): ntoo- nplej txuam ntug band nrog txheem kub- huab cua ntug bander
• Veneer ntug band: txuam lub ntsej muag veneer sawb (0.5–1.0mm) glued rau ntawm ntug uas raug nrog cov nplaum los yog hlau-rau
• Aluminium ntug profile: U-channel los yog L-angle aluminium trim - rau cov rooj tog zaum los yog kev lag luam
• Tawm ntug: xuab zeb lub plywood + honeycomb ntug du thiab kaw nrog cov lacquer ntshiab - niaj hnub zoo nkauj qhia lub vaj huam sib luag tsim raws li tus qauv tsim
Joinery ( vaj ​​huam sib luag - rau - vaj huam sib luag):
• Biscuit pob qij txha + kua nplaum: lub plywood ntug (tom qab khoom lipping) muab cov kua nplaum zoo heev
• Dowel pob qij txha: txheem dowel drilling jig; lub plywood ntug tuav dowels securely
• Domino / xoob tenon: Festool Domino los yog zoo li floating tenon system; ua haujlwm zoo kawg nkaus
• Cam-lock (Minifix) connectors: laum rau hauv cov ntawv txhuas rov qab - siv tshuab- xov cams rau txhuas-cov vaj huam sib luag; txheem Euro screws rau plywood-cov vaj huam sib luag
• Confirmat screws: rau carcass tsim; ua ntej-drill qhov qhov; lub ntsej muag plywood thiab honeycomb core ua ke muab tuav zoo
Deg xov (rau sanded / unfinished panels):
• Sanding: pib ntawm 120 grit, nce mus txog 150 → 180 → 220 grit; orbital sander nrog nplua hmoov av extraction
- CEEB TOOM: lub ntsej muag plywood yog nyias (2-5mm); tsis txhob xuab zeb los ntawm lub ntsej muag veneer! Qhov siab tshaj plaws sanding qhov tob ~ 0.3mm (veneer thickness feem ntau 0.5-0.6mm)
• Staining: dej-raws li lossis roj-raws li ntoo; kuaj ntawm qhov chaw tawm - txiav los yog tsis pom tseeb ua ntej
• Sealing: sanding sealer lossis shellac ua ntej topcoat kom paub meej tias txawm tias nqus tau
• Topcoat: polyurethane, hloov varnish, hardwax roj, los yog Danish roj - txheem ntoo- khoom tiav
- Txau tiav: pom zoo rau txawm tias kev pab them nqi ntawm cov vaj huam sib luag loj
- So- ntawm kev ua tiav: ua haujlwm zoo rau cov khoom me me
• Nco ntsoov: cov ntawv txhuas rov qab tsis lees txais cov ntoo tiav; npog lub nraub qaum yog tias cov tshuaj tsuag tiav, lossis ua tiav tsuas yog lub ntsej muag plywood
Hardware installation:
• Hinges: ntsia hlau ncaj qha mus rau hauv lub ntsej muag plywood lossis khoom ntoo ntug lipping; txheem ntoo screws ua haujlwm zoo
• Drawer slides: ntsia hlau rau hauv lub ntsej muag plywood; rau hnyav- lub luag haujlwm swb, siv los ntawm- bolts nrog cov ntxhua khaub ncaws ntawm aluminium rov qab
• Txee pins: 5 hli system qhov nyob rau hauv lub ntsej muag plywood - txheem txee tus pin drilling jig ua hauj lwm