Concrete Formwork Shuttering Plywood for Concrete Formwork in Construction Engineering ndi yokutidwa ndi Film Faced Plywood. Muyezo wodziwika ndi Plywood for Concrete Formwork.
Mitundu Yakanema Yoyang'anizana Ndi Plywood Concrete FormworkKutseka Plywood:
Pali mitundu itatu ya Konkrete Formwork Shuttering Plywood
1. Konkire Formwork Shuttering Plywood (plain board) plywood popanda mankhwala pamwamba;
2. Konkriti Formwork Shuttering Plywood (yofupikitsidwa ngati matabwa) Plywood Yopangidwa ndi utomoni;
3. Plywood Yomangira Konkire (Plywood Yoyang'anizana Ndi Filimu) plywood yokutidwa ndi filimu yomatira yoviikidwa
Kuphimba Kwapadera Kwa Formwork Shuttering Plywood CoveringFilimu Yoyang'anizana ndi PlywoodZofunikira:
1. Zofunikira pakukula ndi kulolerana kwa Filimu Yoyang'anizana ndi Plywood yokutidwa ndi Concrete Formwork Shuttering Plywood:
Kwa konkire ya Formwork Shuttering Plywood m'machitidwe amtundu, kulolerana m'litali ndi m'lifupi ndi 0-3 mm, ndipo kwa ma tempuleti omwe si ma modular, kulolerana m'litali ndi m'lifupi ndi
Njira yoyezera kutalika ndi m'lifupi mwa Konkriti Formwork Shuttering Plywood
Njira yodziwira kutalika ndi m'lifupi: Yesani mfundo za 2 zautali ndi m'lifupi mwa mbale iliyonse ndi tepi yachitsulo pa 100mm kuchokera pamphepete mwa mbale, tengani mtengo wapakati, kusiyana pakati pa mtengo wapakati ndi kukula kwadzina ndiko kulolerana ( onani Chithunzi 1 pansipa).
Kupatuka kwa makulidwe kovomerezeka kwa Concrete Formwork Shuttering Plywood kudzayenderana ndi Table 2.
Kulekerera kwa makulidwe (mm) tebulo 2
Kunenepa mwadzina
Kupatuka kovomerezeka pakati pa makulidwe apakatikati ndi makulidwe mwadzina
Kusiyanasiyana kovomerezeka makulidwe a mbale iliyonse
≥12mm～＜15mm ± 0.5mm 0.8mm
≥15mm～＜18mm ± 0.6mm 1.0mm
≥18mm～＜21mm ± 0.7mm 1.2mm
≥21mm～＜24mm ± 0.8mm 1.4mm
Konkire Formwork Shuttering Plywood Makulidwe Njira: Yezerani makulidwe a Konkire Formwork Shuttering Plywood pakati pa 24mm ndi 50mm kuchokera m'mphepete mwa mbale ndi micrometer (kapena vernier caliper). Malo oyezera amakhala pakati pa ngodya iliyonse ndi m'mphepete. Yezerani mfundo zitatu ndi mfundo imodzi motsatana kumbali zazitali ndi zazifupi ndikutenga pafupifupi 8. Kusiyana pakati pa makulidwe apakati ndi makulidwe odziwika ndikupatuka (onani Chithunzi 1 pamwambapa).
Mipatuko yololeka ndi malire a masamba ankhondo a kutalika kwa diagonal ya Concrete Formwork Shuttering Plywood akuwonetsedwa mu Table 2 ndi Table 3.
Konkire Chomangira Chomangira Plywood Utali Wamadiagonalo Awiri Ololeka Kupatuka (mm) Gulu 2
| Konkire Formwork Shuttering PlywoodKulekerera kutalika | Kusiyana kwautali pakati pa ma diagonal awiri |
| ≤1220 ≤1220 ~ 1830 1830 ~ 2135 + 2135 | 3 4 5 6 |
Konkriti Formwork Shuttering PlywoodWarpage malire tebulo3
| Tickness | Gulu | |
| Plywood yapamwamba | B grade Plywood | |
| 12㎜ ndi mmwamba | osapitirira 0.5% | osapitirira 1% |
Zindikirani: Warpage imawonetsedwa ngati chiŵerengero cha kutalika kwa chord cha konkriti Formwork Shuttering Plywood mzere wozungulira mpaka kutalika kwa mzere wozungulira.
1. Njira yodziwira kusiyana kwa diagonal: Yesani kusiyana pakati pa ma diagonal ndi muyeso wa tepi yachitsulo.
(2) Njira yodziwira ma warpage: wolamulira wachitsulo amagwiritsidwa ntchito kuyeza kutalika kwa diagonal ndi wedge gauge (kapena chitsulo tepi geji) amagwiritsidwa ntchito kuyeza kutalika kwa chord pakati pa wolamulira chitsulo ndi mbale pamwamba. Chiŵerengero cha otsiriza ndi oyambirira ndi warpage; Utali wa diagonal wololedwa kupatuka ndi malire a tsamba lankhondo.
Plywood Yomangira Konkire Siyenera kupitilira 0.8mm/m ofukula.
Yezerani kuyimirira kwa mbali imodzi ya wolamulira wa kumanja ku mbali imodzi ya Plywood ya Concrete Formwork Shuttering (onani Chithunzi 2) poyesa mtunda pakati pa mkono wina wa wolamulira wa kumanja ndi m'mphepete mwa mbale (onani Chithunzi 2) ) pamtunda wa 1000 [1] mamilimita kuchokera ku ngodya ya mbale.
6) Kuyimirira kwa mbali zinayi za Concrete Formwork Shuttering Plywood sikuyenera kupitirira 1.0 mm/m.
Ikani wolamulira pamphepete mwa mbale (kapena ikani ndikuwongola waya pamakona onse a mbale) ndikuyesa kupatuka kwakukulu pakati pa wolamulira (kapena kuwongola waya) ndi m'mphepete mwa mbale.
1. Zofunikira Zamapangidwe a Konkriti Formwork Shuttering Plywood
1) Mbewu zamatabwa za zigawo ziwiri zoyandikana za veneers ziyenera kukhala perpendicular kwa wina ndi mzake, ndipo ma veneers of symmetrical layers kumbali zonse za chapakati wosanjikiza adzakhala ofanana mtengo mitundu kapena mitengo ndi ofanana thupi ndi makina katundu ndi makulidwe ofanana.
2) . kufanana kwa kapangidwe kazinthu zomalizidwa kudzaganiziridwa. Pamsonkhano wopanda kanthu, makulidwe onse a mbale yapamtunda ndi gawo lililonse la veneer lomwe limakhala ndi ulusi womwewo wa ulusi womwewo monga mbale yapamtunda siyenera kukhala yochepera 40% komanso osapitirira 60% ya makulidwe a slab. Chiwerengero cha zigawo za Board sichiyenera kukhala chocheperapo 7. Makulidwe a pamwamba pa mbale sikuyenera kukhala osachepera 1.2mm, ndipo makulidwe a pamwamba pa mbale yokutira sikuyenera kukhala osachepera 0.8mm.
3) . mbale ya pamwamba pa wosanjikiza womwewo ikhale ya mtengo womwewo.
4) Konkriti formwork shuttering plywood idzakhala yopanda zophatikizika zomwe zingakhudze kugwiritsidwa ntchito kwake. Tepi yopanda porous yomatira yomwe imagwiritsidwa ntchito polumikizira sayenera kugwiritsidwa ntchito mkati mwa plywood. Ngati imagwiritsidwa ntchito kuphatikizira kapena kukonza gululo, tepi yomatirayo iyenera kuchotsedwa, kupatula kuti siyikongoletsedwa, ndipo palibe chizindikiro chodziwika bwino cha tepi chomwe chidzasiyidwe.
2. Zofunikira Zamtundu wa Konkriti Formwork Shuttering Plywood
Mitundu yamatabwa a konkire yotsekera plywood ndi: mason pine, Yunnan pine, larch, radial pine, poplar, birch, lotus, Liquidambar, pseudo alder, Liu'an, Oakland, clone, abidong, etc.
3. Zomatira Zofunikira za Konkriti Formwork Shuttering Plywood
1) Zomatira za konkire zotsekera plywood ziyenera kukhala phenolic resin kapena utomoni wokhala ndi ntchito yofanana.
2) Phenolic resin kapena utomoni wokhala ndi ntchito yofananira udzagwiritsidwa ntchito pomaliza utomoni.
3) Utoto wogwiritsidwa ntchito popaka udzakhala phenolic resin kapena utomoni wofanana ndi ntchito.
Zindikirani: phenolic resin ndi mtundu wa utomoni wopangidwa ndi condensation polymerization wa phenol ndi formaldehyde pansi pa zinthu zolimbikitsa, neutralization ndi kutsuka madzi.
1. Konkriti Formwork Yotsekera Kanema wa Plywood Woyang'anizana ndi Magiredi a Plywood ndi Zolakwika Zovomerezeka za Konkire
1) Nthawi zambiri, kalasi ya mbale yomalizidwa imatsimikiziridwa ndi kuyang'ana kowoneka bwino kwa zolakwika zovomerezeka pa mbale yomalizidwa. Kalasi zimadalira zololeka zakuthupi zolakwika, Machining zolakwika ndi zofunika splicing.
2) Konkire formwork shuttering plywood (chigwa bolodi) lagawidwa m'makalasi awiri malinga ndi zooneka zofooka zakuthupi ndi kukonza zolakwika pa bolodi yomalizidwa: zinthu kalasi A (zabwino kwambiri mankhwala) ndi kalasi B mankhwala (oyenerera mankhwala). Zolakwika zomwe zikuloleka zizigwirizana ndi zomwe zili patsamba 5.
3) . konkriti formwork shuttering plywood yokhala ndi utomoni womaliza imagawidwa m'makalasi awiri molingana ndi zolakwika zowonekera pa mbale yomalizidwa: Zogulitsa za Gulu A (zabwino kwambiri) ndi zinthu za giredi B (zoyenera). Zolakwika zovomerezeka zidzatsatira zomwe zili mu tebulo 6. Mawonekedwe a mawonekedwe a maziko a pansi adzakwaniritsa zofunikira zomwe zili mu Table 5.
4) Konkire formwork shuttering plywood (filimu anakumana plywood) lagawidwa m'makalasi awiri malinga ndi zooneka processing zilema pa mbale yomalizidwa: mankhwala kalasi A (zabwino kwambiri mankhwala) ndi kalasi B mankhwala (mankhwala oyenerera). Zolakwika zovomerezeka zidzatsatira zomwe zili mu tebulo 7. Mawonekedwe a mawonekedwe a maziko a pansi adzakwaniritsa zofunikira zomwe zili mu Table 5.
5) Pamwamba pa mbaleyo payenera kukhala mchenga kapena kupukuta. Ngati avomerezana ndi wogulitsa ndi wogula, akhoza kupakidwa mchenga (kupala) kapena osapangidwa ndi mchenga kumbali imodzi.
6) Konkire formwork shuttering plywood ndi filimu moyang'anizana plywood utomoni mapeto adzakhala yokutidwa ndi utomoni mbali zonse. Ngati mbali ziwirizo ndi zamagulu osiyanasiyana, ziyenera kulembedwa bwino, ndipo mbali zinayizo zikhale zokutidwa ndi utoto wosindikizira wosalowa madzi.
7) Konkire formwork shuttering plywood (wokutidwa bolodi) azikutidwa mbali zonse. Ngati magiredi a mbali zonse ziwiri ndi osiyana, ayenera kukhala chizindikiro bwino, ndipo mbali zinayi adzakhala yokutidwa ndi madzi m'mphepete kusindikiza utoto.
2. Zinthu Zakuthupi ndi Zamakina za Konkriti Formwork Shuttering Plywood
Zomwe zimapangidwira komanso zamakina amtundu uliwonse wa konkriti wotsekera plywood ziyenera kutsatira zomwe zili mu Gulu 8.
Mlozera wa katundu wakuthupi ndi wamakina Gulu 4
| Ineali nawo |
| Thickness(mm) | |||||
| ≥12～＜15 | ≥15～＜18 | ≥18～＜21 | ≥21～＜24 | ||||
| Mmafuta okhutira | % | 6; 14 | |||||
| Dmphamvu | t/m3 | MUplywood yabwino0.6-0.65 | Bamboo plywood 0.7-0.8 | ||||
| Mphamvu yolumikizana | MPa | ≥0.7 | |||||
| Mphamvu yopindika yosasunthika | Parallel striation | MPa | ≥50 | ≥45 | ≥40 | ≥35 | |
| Kudutsa striation | ≥30 | ≥30 | ≥30 | ≥25 | |||
| Modulus ya elasticity | Parallel striation | MPa | ≥6000 | ≥6000 | ≥6000 | ≥6000 | |
| Kudutsa striation | ≥4500 | ≥4500 | ≥4000 | ≥4000 | |||
| Dip stripping performance |
| The zochulukira peeling kutalika kwa mbali iliyonse ya impregnated zomatira filimu veneer ndi plywood pamwamba sayenera upambana 25mm. | |||||
Chidziwitso: ① mphamvu yopindika yosasunthika: mphamvu yopindika yosasunthika ndi kuchuluka kwa mphindi yopindika ndi gawo lopindika lachitsanzo pansi pa katundu wambiri. Kutenga matabwa opangidwa ndi anthu monga chitsanzo, pamene bolodi lopangidwa ndi anthu likugogomezedwa, limayambitsa kupindika kwina. Izi zimatchedwa "static kupinda". "Mphamvu yopindika yosasunthika" imatanthawuza mphamvu yokakamiza yomwe bolodi lopangidwa ndi anthu limatha kupirira likakanikizidwa ndikupindika kuti liphwanyike, lomwe limawonetsedwa mu MPa. ② Modulus of elasticity, yomwe imadziwikanso kuti zotanuka coefficient, Young's modulus, ndi imodzi mwazinthu zofunika kwambiri komanso zodziwika bwino zamakina azinthu zotanuka, komanso chiwonetsero chazovuta zakusintha kwa zinthu, zomwe zimafotokozedwa ndi E. za kupsyinjika kwa kupsyinjika kofanana kwa chinthu choyenera pamagulu ang'onoang'ono.
3.Test njira konkire formwork shuttering plywood
4. Kutalika ndi m'lifupi, diagonal, warpage ndi thupi ndi makina katundu wa konkire formwork shuttering plywood ayenera sampuli kuti kuyendera ngati pakufunika.
Kulemba, kulemba, kulongedza, mayendedwe ndi kusungirako konkriti formwork shuttering plywood
Zizindikiro, zolemba, kuyika, zoyendetsa ndi kusungirako konkriti formwork shuttering plywood ziyenera kutsatira malamulowo. Chizindikiro chosindikizidwa ndi nambala chikhale chogwirizana ndi giredi ya mbaleyo.
1. Chizindikiritso cha konkire formwork shuttering plywood
Pakona yakumanja yakumanja kapena mbali ya konkriti iliyonse yotsekera plywood backplane, inki yosatha idzayikidwa ndi zilembo zowonetsa gulu, giredi, mulingo wa formaldehyde emission, code wopanga, inspector code ndi tsiku lopanga la konkriti formwork shuttering plywood.
Zolemba zamakalasi zimagwiritsa ntchito "zabwino kwambiri" ndi "oyenerera" kuyimira giredi iliyonse ya konkriti yotsekera plywood motsatana.
Miyezo yotulutsa formaldehyde imakhala ndi E0, E1 ndi E2 motsatana.
Zindikirani: formaldehyde ndi mtundu wa mpweya wamankhwala. Ngati zomwe zili mumlengalenga zifika pamlingo wina, zimakhala zovulaza thupi la munthu. Amagwiritsidwa ntchito kwambiri popanga zinthu zophatikizika ndipo amagwira ntchito yolumikizana (mbale zopangidwa ndi anthu zimagwiritsa ntchito zomatira ndipo zimakhala ndi formaldehyde). Mwanjira imeneyi, formaldehyde yomwe ili muzomangamanga sizingasunthike nthawi yomweyo, koma pang'onopang'ono imagwedezeka chifukwa cha kutentha ndi chinyezi chosiyana, ndi nthawi ya volatilization yoposa zaka khumi. Kukhala m'malo okhala ndi ndende ya formaldehyde kwa nthawi yayitali, formaldehyde imayambitsa kuwonongeka kwa maso, mphuno ndi kupuma kwa anthu kapena kuchititsa anthu kudwala matenda a khungu. Zotsatira za kuyesa kwa nyama zidawonetsanso kuti kutulutsa kwa formaldehyde mopitilira muyeso kungayambitse khansa ya m'mphuno ndi khansa ya m'mapapo.
E0, E1 ndi E2 onse amatanthawuza mulingo woteteza chilengedwe wa mlingo wa malire a formaldehyde
Malire otulutsa a Formaldehyde a plywood unit: mg / L
Class mark limit (GB) (Europe) kuchuluka kwa ntchito
E0 ≤ 0.5 (0.4) mg/l ingagwiritsidwe ntchito mwachindunji m'nyumba
E1 ≤ 1.5 (1.0) mg/l ingagwiritsidwe ntchito mwachindunji m'nyumba
E2 ≤ 5.0 (4.0) mg/l angagwiritsidwe ntchito m'nyumba akamaliza
2. Label ya konkire formwork shuttering plywood
Phukusi lililonse la konkriti lotsekera plywood liyenera kulembedwa dzina la wopanga, adilesi, dzina lazogulitsa, chizindikiro, nambala yofananira yazinthu, mafotokozedwe, mitundu yamitengo, gulu, kalasi, mulingo wotulutsa wa formaldehyde, kuchuluka kwa mapepala, tsiku lopanga, ndi zina zambiri.
3. Kuyika konkriti formwork shuttering plywood
Plywood yotsekera konkriti iyenera kupakidwa padera malinga ndi magulu osiyanasiyana, mitundu yamitengo, mawonekedwe, magiredi, milingo yotulutsa formaldehyde ndi manambala a batch pochoka kufakitale. Pofuna kupewa bolodi kuti zisasokonezedwe, gulu la Board lakunja liyenera kuyang'ana mkati pakulongedza. Konkriti formwork shuttering plywood yokhala ndi zofunikira zapadera iyenera kupakidwa molingana ndi mgwirizano pakati pa wogulitsa ndi wogula.
4.Transportation ndi kusungirako konkire formwork shuttering plywood
Konkire formwork shuttering plywood iyenera kunyamulidwa ndi zoyendera zoyera, zowuma komanso zokutira.
Konkire formwork shuttering plywood sichidzakhudzidwa ndi chinyezi panthawi yoyendetsa ndi kusungirako, ndipo idzateteza kuwonongeka kwa anthu ndi makina panthawi yogwira.
Zowonjezera: konkriti formwork shuttering plywood mobilization process
(1) fufuzani kaye kuti chilemba, lebulo ndi phukusi la konkriti lotsekera plywood likugwirizana ndi zomwe gb/t9846.6-2004. Chizindikiro chosindikizidwa ndi nambala chikhale chogwirizana ndi giredi ya mbaleyo. Kugwira ntchito kwaukadaulo kuyenera kutsata miyezo yoyenera (kupyolera mu kusungirako ndikuwunika satifiketi ya fakitale ndi lipoti loyesa la plywood ya konkriti yolumikizidwa).
(2) mawonekedwe owunikira mawonekedwe (kupyolera mukuyang'ana ndi kuyang'anitsitsa): sipadzakhala kuvunda, mildew ndi blister mbali iliyonse. Sipadzakhala vuto la m'mphepete mwa matabwa kapena kusokoneza. Degumming ya veneer pa lalikulu mita sikuyenera kukhala wamkulu kuposa 0.001m2. Malo oipitsidwa pa lalikulu mita sayenera kupitirira 0.005m2.
(3) tchulani gawo lachiwiri lofunikira pakuwunikira komanso kuyang'ana mawonekedwe.
Nthawi yotumiza: Jun-03-2022