Polycarbonate (45 Daim Duab): Cov Ntaub Ntawv Yog Dab Tsi Thiab Nws Hom Sib Txawv Li Cas? Nws Yog Dab Tsi? Ntau Lawm Thiab Khoom, Tshuaj Xyuas

2024 Tus sau: Beatrice Philips | [email protected]. Kawg hloov kho: 2024-01-18 12:13

Polycarbonate yog cov ntaub ntawv nrov siv dav hauv kev tshaj tawm, tsim qauv, kho, tsim kho tsev sov lub caij ntuj sov thiab tsim khoom tiv thaiv. Cov neeg siv khoom tshuaj xyuas tau txais qhia tias cov tshuaj polymers ntawm hom no yog qhov ncaj ncees hauv lawv qhov chaw. Hais txog lawv yog dab tsi thiab vim li cas lawv thiaj xav tau, hom sib txawv li cas, lawv yog dab tsi thiab cov khoom siv cov ntawv polycarbonate muaj dab tsi, nws tsim nyog kawm paub ntau ntxiv.

Nws yog dab tsi?

Kev tsim kho polycarbonate yog cov khoom siv polymer nrog cov qauv pob tshab, ib yam yas. Feem ntau nws tau tsim tawm hauv daim ntawv ntawm cov ntawv tiaj, tab sis nws kuj tuaj yeem nthuav tawm hauv cov khoom lag luam. Ntau yam khoom lag luam tau tsim los ntawm nws: taws teeb rau tsheb, kav dej, tsom iav rau kev tiv thaiv lub kaus mom hlau . Polycarbonates tau sawv cev los ntawm tag nrho pab pawg ntawm cov yas, uas yog los ntawm cov khoom siv hluavtaws - lawv tuaj yeem muaj cov sib txawv sib txawv, tab sis lawv ib txwm muaj cov yam ntxwv sib xws: pob tshab, tawv, muaj zog. Cov khoom siv no tau siv dav. Nws yog siv rau hauv kev kho kom zoo nkauj ntawm lub tsev facades, hauv kev tsim kho ntawm awnings thiab lwm yam txheej txheem translucent.

Polycarbonate hauv cov ntawv muaj cov khoom sib txawv - nws hla cov iav thiab silicate iav hauv lub zog, nws yog hluav taws kub, vim nws yaj thaum ua kom sov, thiab tsis hlawv . Kev tsim cov thermoplastic polymer yog cov khoom lag luam ntawm kev lag luam kws tshuaj. Nws tau tsim nyob rau xyoo 1953 los ntawm Hermann Schnell, tus kws tshaj lij ntawm Bayer hauv Tebchaws Yelemees. Tab sis nws txoj kev tau ntev thiab kim.

Txhim kho cov qauv ntawm cov thermoplastic polymer sai sai no, thiab cov ntawv hloov pauv tau pib tsim ntau lawm hauv 70s ntawm lub xyoo pua XX.

Lawv ua li cas?

Txhua hom polycarbonate tau tsim niaj hnub no hauv peb txoj hauv kev, txhua tus uas muab cov txheej txheem tsim khoom tsim nyog

• Phosgene thiab A-bisphenol polycondensation (cuam tshuam). Nws tshwm sim hauv cov kuab tshuaj organic lossis hauv nruab nrab aqueous-alkaline.
• Transesterification hauv lub tshuab nqus tsev ntawm diphenyl carbonate.
• Phosgenation hauv pyridine A-bisphenol tov.

Cov ntaub ntawv nyoos tau muab rau cov chaw tsim khoom hauv lub hnab, hauv daim ntawv ntawm granules. Cov khoom tiv thaiv lub teeb tau ntxiv rau nws, ua kom ntseeg tau tias tsis muaj cov nyhuv clouding uas tau tshwm sim yav dhau los hauv pab pawg ntawm cov yas thaum tiv tauj nrog ultraviolet rays. Qee zaum cov yeeb yaj kiab tshwj xeeb ua rau lub peev xwm no - txheej txheej uas tau thov rau saum npoo ntawm daim ntawv.

Cov txheej txheem tsim khoom tshwm sim hauv cov chaw tsim khoom nruab nrog cov tshuab tshwj xeeb autoclaves, uas cov ntaub ntawv raw tau pauv mus rau lub xeev xav tau sib sau ua ke . Txoj hauv kev tseem ceeb ntawm kev tsim khoom yog extrusion, nws yog qhov no uas txiav txim siab tus qauv ntau thiab tsawg ntawm zib ntab ntau yam. Lawv sib haum mus rau qhov dav ntawm txoj siv siv ntawm cov tshuab. Monolithic polycarbonate yog tsim los ntawm kev thim nyiaj, nrog rau cua sov hauv qhov cub uas cua tau nthuav tawm.

Cov khoom yooj yim

Raws li qhov yuav tsum tau ua ntawm GOST tsim rau polycarbonate, cov khoom los ntawm nws yuav tsum muaj qee yam ntxwv. Lawv kuj muaj los ntawm chav da dej, lub tsev cog khoom lossis lub ru tsev zoo nkauj. Rau cov xov tooj ntawm tes thiab monolithic ntau yam, qee qhov ntsuas yuav txawv. Nws tsim nyog txiav txim siab lawv ntau dua.

• Tshuaj lom neeg kuj . Polycarbonate tsis ntshai kev sib cuag nrog cov ntxhia roj thiab ntsev, nws tuaj yeem tiv taus qhov tshwm sim ntawm cov kua qaub uas tsis muaj zog. Cov khoom raug rhuav tshem nyob rau hauv kev cuam tshuam ntawm amines, ammonia, alkalis, ethyl cawv thiab aldehydes. Thaum xaiv cov nplaum thiab cov nplaum, lawv qhov sib xws nrog polycarbonate yuav tsum raug coj mus rau hauv tus account.
• Tsis muaj tshuaj lom . Cov khoom siv thiab cov khoom tsim los ntawm nws tau tso cai rau siv hauv kev khaws qee yam khoom noj.
• Lub teeb kis tau tus mob . Nws yog kwv yees li 86% rau cov ntawv sib xyaw ua ke ntawm cov zib ntab thiab 95% rau monolithic. Cov tinted tuaj yeem muaj tus nqi los ntawm 30%.
• Dej nqus dej . Nws yog qhov tsawg, los ntawm 0.1 txog 0.2%.
• Qhov cuam tshuam ua haujlwm . Nws yog 8 npaug siab dua li ntawm acrylic, thiab polycarbonate quartz iav yog 200-250 zaug siab dua hauv qhov ntsuas no. Thaum raug rhuav tshem, tsis muaj qhov ntse lossis txiav tawg tawg, cov khoom tsis raug mob.
• Lub sij hawm lub neej . Cov neeg tsim khoom lav nws hauv thaj tsam txog li 10 xyoo; hauv kev coj ua, cov khoom tuaj yeem khaws nws cov khoom 3-4 zaug ntev dua. Hom yas tiv taus huab cua no tau hloov pauv tau yooj yim rau ntau yam kev ua haujlwm.
• Kev ua kom sov . Rau cov zib ntab, qhov sib txawv sib txawv ntawm 1.75 txog 3.9, nyob ntawm qhov tuab ntawm cov khoom. Hauv iav monolithic, nws nyob hauv thaj tsam ntawm 4, 1-5, 34. Cov khoom siv no khaws cov cua sov zoo dua li cov quartz zoo tib yam lossis plexiglass.
• Kub kub . Nws yog +153 degrees, cov khoom siv tau ua tiav nyob ntawm thaj tsam ntawm +280 txog +310 degrees Celsius.
• Hardness thiab rigidity . Cov khoom siv muaj qhov viscosity siab txheeb ze rau kev poob siab ntau dua 20 kJ / m2, monolithic txawm tias tiv taus lub mos txwv ncaj.
• Kev ruaj ntseg ntawm cov duab, qhov loj me . Polycarbonate khaws cia lawv thaum kub hloov pauv los ntawm -100 txog +135 degrees Celsius.
• Kev nyab xeeb hluav taws . Hom yas no yog ib qho uas tsis muaj kev phom sij tshaj plaws. Cov khoom tsis tawg thaum lub sij hawm hlawv, tab sis yaj, tig mus rau hauv cov fibrous loj, tuag sai sai, tsis tso cov tshuaj lom neeg sib xyaw rau hauv huab cua. Nws chav kawm kev nyab xeeb hluav taws yog B1, yog ib qib siab tshaj plaws.

Polycarbonate, ntawm nws lwm qhov zoo, muaj lub peev xwm nqa tau siab thiab yooj yim nkag tsis tau rau iav thiab qee yam yas. Cov txheej txheem ua los ntawm nws tuaj yeem muaj lub ntsej muag nyuaj, tiv taus qhov hnyav yam tsis pom kev puas tsuaj.

Cov ntawv thov

Nyob ntawm qhov tuab ntawm daim ntawv polycarbonate, ntau yam qauv tuaj yeem ua tau . Corrugated lossis trapezoidal sheet hlau yog suav tias yog lwm txoj hauv kev zoo lossis ntxiv rau kev vov tsev. Nws kuj tseem siv rau kev tsim kho ntawm awnings, canopies, terraces thiab verandas. Honeycomb nplooj ntawv feem ntau pom hauv tsev cog khoom thiab tsev cog khoom - ntawm no lawv cov khoom muaj txiaj ntsig tshaj plaws.

Thiab tseem siv cov ntawv polycarbonate muaj feem cuam tshuam rau cov hauv qab no:

• kev tsim da dej rau qhov chaw nyob rau lub caij ntuj sov;
• tsim kom muaj chaw nyob rau lub pas dej;
• fencing cov chaw ntaus kis las thiab thaj chaw pej xeem;
• glazing ntawm lub tsev cog khoom, lub caij ntuj no lub vaj, lub sam thiaj;
• tsim khoom ntawm cov viav vias, lub rooj zaum, gazebos, thiab lwm yam vaj tsev tsim;
• tsim kev faib ua haujlwm sab hauv hauv chaw ua haujlwm, txhab nyiaj, lwm lub tsev haujlwm;
• tsim kev tshaj tawm thiab cov ntaub ntawv xov xwm;
• txoj kev tsim kho - raws li lub suab nrov -nqus cov ntaub thaiv, nres pavilions.

Cov khoom ua los ntawm cov ntawv polycarbonate tuaj yeem muaj qhov zoo nkauj zoo nkauj vim yog qhov yooj yim thiab yooj yim txiav ntawm cov khoom . Nrog nws cov kev pab, stylish pob tshab grilles rau lub qhov rais, ntseej laj kab thiab thav duab ntawm gazebos tau ua. Cov ntawv du tau siv dav hauv kev hloov kho tsheb, tsheb kauj vab, tsheb loj, lawv tuaj yeem muab cov duab sib txawv.

Cov tsom iav hauv kev tiv thaiv lub kaus mom, tsom iav rau kev ua haujlwm ntoo - nws nyuaj rau nrhiav daim ntawv thov uas polycarbonate yuav tsis muaj txiaj ntsig.

Dab tsi yog hom thiab lawv txawv li cas?

Muaj ntau hom polycarbonate nplooj ntawv ib zaug. Qhov tsis tshua muaj ntawm lawv yog cov khoom zoo nkauj . Qhov no suav nrog corrugated lossis embossed polycarbonate tau los ntawm cov khoom siv monolithic. Nws yog tsim nyob rau hauv daim ntawv ntawm cov ntawv modules, nws zoo li ntxim nyiam heev, nws tuaj yeem ua matte, nrog ntau hom kev nyem. Cov khoom lag luam no tau nce lub zog, lawv feem ntau siv hauv kev tsim kho cov rooj vag thiab laj kab.

Qee qhov ntau yam ntawm polycarbonate raug xa mus rau kev txhawb nqa - lawv muaj cov neeg ntxiv dag zog ntxiv . Piv txwv li, ib lub corrugated monolithic lossis nrog cov duab trapezoidal tso cai rau kev tsim kom muaj kev zoo nkauj pob tshab lossis xim npog lub ru tsev. Nws tau siv nyob rau hauv daim ntawv ntawm kev ntxig rau ntawm lub ru tsev nrog ntau hom kev nce toj. Txawm hais tias qhov tseeb tias polycarbonate hauv yob feem ntau suav tias yog lub tsev nyob rau lub caij ntuj sov, nws cov khoom sib xyaw ua ke yog qhov zoo nkauj heev. Nws tsim nyog txiav txim siab qee qhov ntawm cov yam ntxwv tseem ceeb hauv ntau yam.

Monolithic

Sab nrauv, nws zoo ib yam li silicate lossis acrylic iav, tab sis hloov pauv tau ntau dua , uas tso cai rau cov khoom siv hauv cov qauv siv vojvoog, arches. Cov pob tshab siab thiab ntau yam xim ua rau monolithic polycarbonate txaus nyiam rau siv hauv glazing ntawm lub tsev cog khoom, lub sam thiaj, thiab lub qhov rais khw. Cov ntawv tuaj yeem tiv taus qhov kev poob siab tseem ceeb, lawv tuaj yeem hu ua anti-vandal.

Qhov saum npoo hauv qhov tsim ib txwm yog du, tsis muaj kev pab ntawm ob sab.

Xov tooj

Cov qauv ntawm cov polycarbonate no siv cov zib ntab - lub hollow cell txuas nrog los ntawm cov neeg dhia raws qhov ntev thiab dav . Cov txheej txheem monolithic tseem ceeb yog qhov nyias, nyob sab nraud. Sab hauv, qhov chaw tau muab faib ua cov cell los ntawm txhav txhav txhav. Cov ntawv ntawm cov khoom siv no tsis khoov hla, tab sis lawv muaj lub vojvoog loj nyob hauv qhov kev coj ua ntev. Vim muaj huab cua sib txawv sab hauv, cellular polycarbonate yog lub teeb heev.

Qhov ntev thiab qhov hnyav

Qhov ntsuas tsis tau tsim rau polycarbonate ntawm ntau hom sib txawv tau txiav txim siab los ntawm cov kev cai ntawm GOST R 56712-2015. Raws li tus txheej txheem no, qhov dav nominal ntawm txhua hom vaj huam sib luag yog 2100 mm, ntev - 6000 lossis 12000 mm. Cov tuab tuab ntawm cov cell polycarbonate nce mus txog 25 hli, qhov thinnest - 4 hli . Rau ntau yam monolithic, cov yam ntxwv ntawm cov ntawv yog 2050 × 1250 mm lossis 2050 × 3050 mm, qhov ntev tshaj plaws yog li 13 m. 1.5 mus rau 12 hli.

Khoom hnyav yog xam rau 1 m2 . Nws tau txiav txim siab tus kheej raws qhov tuab ntawm daim ntawv. Piv txwv li, rau cov zib ntab ntau yam ntawm 4 hli, qhov hnyav ntawm 1 m2 yuav yog 0.8 kg. Rau cov ntawv monolithic polycarbonate, qhov ntsuas no siab dua, vim tias tsis muaj qhov khoob. Lub vaj huam sib luag 4 hli muaj qhov hnyav ntawm 4.8 kg / m2, nrog tuab ntawm 12 hli daim duab no nce mus txog 14.4 kg / m2.

Chaw tsim tshuaj paus

Kev tsim cov polycarbonate yog ib zaug tshwj xeeb ntawm cov npe European. Niaj hnub no, ntau lub npe khoom tau tsim hauv Russia, los ntawm cheeb tsam mus rau thoob ntiaj teb. Ib daim ntawv teev cov tuam txhab nto moo tshaj plaws thiab kev ntaus nqi ntawm qhov zoo ntawm lawv cov khoom yuav tso cai rau koj taug kev hauv txhua qhov kev xaiv ntau yam.

Carboglass . Lavxias-ua polycarbonate yog qhov zoo. Lub tuam txhab siv cov khoom siv Italian.

" Polyalt" cov . Ib lub tuam txhab los ntawm Moscow tsim cov cellular polycarbonate uas ua tau raws li cov qauv European. Hais txog tus nqi thiab kev sib piv zoo, nws yog ib qho kev xaiv zoo tshaj plaws.

SafPlast . Ib hom lag luam hauv tsev uas nquag qhia nws tus kheej kev tsim kho tshiab thiab kev txhim kho. Tus nqi tsim khoom yog qhov nruab nrab.

Ntawm cov khoom lag luam txawv teb chaws, cov thawj coj yog cov tuam txhab Italian, Israeli thiab Asmeskas . Hom yog nrov nyob rau hauv Russia Polygal Plastics muab ob qho tib si ntawm tes thiab cov khoom siv monolithic. Italian ntu ntawm cov tuam ntxhab yog sawv cev los ntawm lub tuam txhab Bayer tsim cov khoom lag luam raws li hom Makrolon … Muaj kev xaiv dav ntawm cov xim thiab ntxoov.

Nws kuj tseem tsim nyog sau cia British cov chaw tsim khoom lag luam Brett Martin, uas yog tus thawj coj hauv nws cheeb tsam.

Xaiv thiab xam

Thaum txiav txim siab yam twg polycarbonate zoo dua los xaiv, koj yuav tsum tau them sai sai rau cov yam ntxwv tseem ceeb ntawm cov khoom siv tau zoo. Muaj ntau qhov ntsuas ntawm cov txheej txheem tseem ceeb.

• Ceev Qhov siab dua nws yog, muaj zog dua thiab ruaj khov dua cov khoom siv, tab sis tib yam hauv cov vaj huam sib luag honeycomb pom tau zoo cuam tshuam rau lub teeb xa mus. Rau lawv, qhov ib txwm ntom yog 0, 52-0, 82 g / cm3, rau monolithic-1, 18-1, 21 g / cm3.
• Qhov hnyav . Cov pob zeb hnyav tau txiav txim siab ib ntus lossis raws caij nyoog. Lawv tsis haum rau siv txhua xyoo. Yog tias cov xov tooj ntawm tes polycarbonate pom tau yooj yim dua li qhov ib txwm muaj, nws tuaj yeem xav tias cov chaw tsim khoom tau khaws tseg ntawm cov tuab ntawm daim lintels.
• Hom tiv thaiv UV . Kev siv ntau qhov ntxiv ntawm cov khoom tshwj xeeb rau cov tshuaj polymer, tab sis khaws nws cov khoom tsis pub dhau 10 xyoo. Kev tiv thaiv zaj duab xis ua haujlwm zoo dua, yuav luag ob npaug ntawm kev ua haujlwm. Qhov kev nyab xeeb tshaj plaws yog ntim polycarbonate ntau nrog ob chav thaiv UV.
• Yam tsawg kawg dabtsi yog khoov vojvoog . Nws yog ib qho tseem ceeb thaum txhim kho cov qauv nkhaus. Qhov nruab nrab, daim duab no tuaj yeem sib txawv ntawm 0, 6 txog 2, 8 m. Yog tias qhov kev pom zoo khoov lub vojvoog dhau, lub vaj huam sib luag tawg.
• Lub teeb kis thiab xim . Qhov ntsuas no sib txawv rau cov khoom sib txawv ntawm cov khoom. Qhov siab tshaj plaws rau pob tshab: los ntawm 90% rau monolithic thiab los ntawm 74% rau cellular. Qhov qis tshaj - liab thiab tooj liab, tsis tshaj 29%. Cov xim hauv ntu nruab nrab yog ntsuab, turquoise thiab xiav.

Kev suav ntawm polycarbonate tau ua tiav raws li cov duab ntawm thaj chaw npog. Ib qho ntxiv, qhov ntsuas xws li kev suav qhov tseeb ntawm lub zog thiab kev thim rov qab yog qhov tseem ceeb. Cov kev ntsuas no tau piav qhia zoo tshaj plaws los ntawm lub rooj.

Nta ntawm kev ua haujlwm nrog cov khoom siv

Polycarbonate tuaj yeem pom thiab txiav nrog rab riam zoo tib yam, hluav taws xob jigsaw. Monolithic nplooj ntawv qiv lawv tus kheej zoo rau kev txiav laser. Nws kuj tseem tuaj yeem khoov cov khoom yam tsis muaj cua sov thiab siv zog. Nws yog txaus los muab nws cov duab uas xav tau nrog kev pab ntawm tus lwm thiab clamps . Thaum txiav cov khoom ruaj khov, nws yog ib qho tseem ceeb kom muab nws tso rau ntawm ib lub tiaj tiaj tiaj. Tom qab txiav, nws yog qhov zoo dua los lo cov npoo nrog daim kab xev aluminium kom kaw qhov kawg.

Cellular ntau yam tom qab txiav kuj xav tau rwb thaiv tsev. Cov kab xev dej tshwj xeeb tau tsim rau lawv . Qhov no ua kom muaj kev nruj nruj, tiv thaiv kev nkag mus ntawm cov av thiab hmoov av rau hauv cov cell. Pob tshab polycarbonate tuaj yeem pleev xim rau ntxiv txhim kho nws cov khoom tiv thaiv. Qhov ntawd tsuas yog cov ntawv raug txwv tsis pub sib cuag nrog ntau yam tshuaj lom neeg.

Cov xim yuav tsum yog raws dej. Nws yog qhov zoo dua los xaiv cov kev xaiv acrylic, tsis muaj ntxhiab, ua kom qhuav sai thiab zoo tso rau ntawm qhov chaw yam tsis tau npaj ua ntej.

Cov tswv yim khaws thiab xa khoom

Qhov xav tau thauj polycarbonate ntawm lawv tus kheej hauv lub tsheb tshwm sim rau ntau tus neeg nyob hauv lub caij ntuj sov. Peb tab tom tham feem ntau hais txog hom zib ntab ntawm cov khoom siv hauv kev npaj ntawm lub tsev cog khoom. Kev thauj mus los hauv cov tsheb loj rau monolithic polycarbonate tsuas yog muab hauv daim ntawv txiav lossis nrog cov ntawv me me, tshwj xeeb tshaj yog kab rov tav.

Thaum thauj cov kev xaiv cellular, qee cov cai yuav tsum tau ua raws:

• thauj cov khoom nyob rau hauv daim ntawv dov;
• hauv pem teb hauv tsheb yuav tsum tiaj;
• protrusion dhau qhov ntev ntawm lub cev nrog tuab ntawm 10-16 hli tsis tuaj yeem siab dua 0.8-1 m;
• nws yog qhov yuav tsum tau coj mus rau hauv tus account qhov khoov vojvoog ntawm cov vaj huam sib luag;
• siv hlua los yog lwm yam rigging.

Yog tias tsim nyog, polycarbonate tuaj yeem khaws cia hauv tsev. Tab sis ntawm no, ib yam, cov lus pom zoo yuav tsum tau ua raws. Cov khoom yuav tsum tsis txhob muab dov rau ntev ntev. Thaum lub sijhawm khaws khoom, soj ntsuam cov chaw tsim khoom pom zoo kom tsis txhob deformation lossis tawg ntawm polycarbonate.

Tsis txhob nqis tes los yog taug kev saum cov ntawv txheeb . Qhov no yog qhov tshwj xeeb tshaj yog rau cellular polycarbonate, cov qauv ntawm cov cell uas tuaj yeem ua txhaum. Thaum lub sijhawm khaws khoom, nws tseem yog ib qho tseem ceeb heev kom ntseeg tau tias tsis muaj kev sib cuag ncaj qha tshav ntuj los ntawm ib sab uas tsis tiv thaiv los ntawm zaj duab xis. Yog tias cua sov tshwm sim tas li, nws yog qhov zoo dua kom tshem cov ntim ntim tiv thaiv ua ntej, txwv tsis pub nws yuav lo rau ntawm txheej txheej.

Lwm txoj

Polycarbonate muaj nyob rau ntawm kev ua lag luam hauv ntau yam, tab sis nws kuj muaj lwm txoj hauv kev. Ntawm cov ntaub ntawv uas tuaj yeem hloov pauv cov yas no, ntau hom tuaj yeem ua qhov txawv.

• Acrylic . Cov khoom siv pob tshab tau tsim tawm hauv cov ntawv, nws zoo dua li polycarbonate hauv lub zog, tab sis feem ntau nws yog qhov xav tau. Nws kuj tseem hu ua plexiglass, polymethyl methacrylate, plexiglass.
• PVC . Cov neeg tsim khoom niaj hnub ntawm cov yas no tsim cov yas pob tshab nrog qhov hnyav thiab cov qauv tsim.
• PET ntawv . Polyethylene terephthalate yog qhov sib dua li polycarbonate thiab iav, tiv taus kev poob siab, khoov zoo thiab xa mus txog 95% ntawm lub teeb ci.
• Silicate / quartz iav . Cov khoom tawg yooj yim, tab sis nrog lub siab tshaj plaws translucency. Nws ua cov cua sov tsis zoo, muaj qhov cuam tshuam tsawg.

Txawm hais tias muaj lwm txoj hauv kev, polycarbonate yog qhov ua tau zoo tshaj plaws rau lwm yam yas. Tias yog vim li cas nws thiaj raug xaiv los siv rau hauv ntau yam kev ua haujlwm.

Txheeb xyuas cov txheej txheem

Raws li feem coob ntawm cov neeg siv cov txheej txheem polycarbonate, cov khoom no ua neej raws li kev cia siab. Monolithic ntau yam tsis zoo ib yam li zib ntab ntau yam. Lawv feem ntau siv los ntawm cov koom haum tshaj tawm thiab cov tsim qauv sab hauv. Ntawm no, xim ntau yam tshwj xeeb tshaj yog nrov, teeb tsa ua ntu, tshem tawm cov ntxaij vab tshaus . Nws tau sau tseg tias cov khoom siv nws tus kheej zoo rau kev txiav thiab milling, nws yog qhov yooj yim tig nws mus rau hauv cov khoom qub qub hauv sab hauv. Cellular polycarbonate paub zoo tias yog lub hauv paus tsev cog khoom.

Nws tau sau tseg tias cov ntaub ntawv tsim tawm raws li GOST yeej ua tau raws qib kev cia siab ntawm kev ntseeg tau, khaws lawv lub zog thiab kev zoo nkauj mus ntev . Lawv yooj yim sib dhos los ntawm koj tus kheej. Coob leej neeg yuav cov cellular polycarbonate rau kev tsim cov nqaij qaib qaib, carports. Hauv qee kis, muaj kev yws hnyav txog qhov ua tau zoo ntawm cov khoom. Cellular polycarbonate, vim nws muaj thiab muaj koob npe, feem ntau dag, tsis ua los ntawm cov qauv. Raws li qhov tshwm sim, nws hloov pauv mus rau qhov tawg yooj yim, ua tsis tau zoo rau kev ua haujlwm ntawm qhov kub tsawg. Cov khoom lag luam tsis zoo feem ntau dhau los ua huab hauv thawj xyoo tom qab kev yuav khoom.