Foamed PVC: Magadzirirwo. The foamed polyvinyl chloride (PVC) kugadzira unyanzvi

Polyvinyl chloride (PVC) - munhu polymer zvinhu, iro zvinowanzoshandiswa minda pakushambadzira zvigadzirwa siyana, pakuitika kugadziriswa uye kuvakwa nemabasa, magadzirirwe nechomukati dzezvimwe.

kubudirira nyaya

A akapfuma munhoroondo PVC zvinhu mumunda thermoplastics-gore 30 Zvinoshamisa mu ayo akasiyana nevamwe. Nokuda kwayo zvakaisvonaka zvivako uye unhu, foamed PVC ane zvakasiyana-siyana mafomu ose okukurukura muupenyu ano. The kutanga zvokuvakisa kugadzirwa polyvinyl chloride vari mbishi zvinhu zvakadai semarasha, mafuta uye gasi. Mune polymerization basa raive nebutiro chloride zvenguva chigadzirwa kunoitika kwokupedzisira PVC zvinhu zvinosanganisira mamorekuru ose carbon dioxide, hydrogen kuiisa chlorine.

Pane zvakawanda zviri kuitika zvoupenyu kugadzirwa, kuvandudzika pamusoro Formulations uye kubudiswa nzira zvakaratidza kuti nokuda kwayo yakasiyana samolecular mamiriro, nefuma rine nzvimbo chaiyo pakati mamwe marudzi thermoplastics.

Foamed PVC ane zvakawanda zvakanaka zvinhu: kushanda mukurumari, kuramba tembiricha, zvokuimba kushushikana, akasiyana-siyana kubudiswa nzira uye kwazvo namakemikari nemishonga. Good Impact kurwisa mukana panze kushandiswa kunoitwa nokushandisa yokuvirisa siyana. Foamed PVC papepa - vakawanda mhando PVC zvigadzirwa.

wokutanga PVC epurasitiki kugadzirwa kambani reRussia vatanga "United Extrusion" pasi UNEXT muchiso. Kushandiswa ano yepamusorosoro midziyo kunoita kuti pave zvigadzirwa kuti asangane zvose dzakawanda mitemo. By utilizing yakanakisisa yakatsvuka zvinhu uye rakasiyana yokubika, PVC furo UNEXT haana kusiyana vazvo dzokuEurope.

Mhando epurasitiki papepa

Sezvo sumo ayo pamisika kuti jira zvokunyama, foamed PVC mapurasitiki nokukurumidza akava kwose kushandisika zvigadzirwa. A-siyana PVC jira mhando chaizvo ehupfumi zvinoita kushandisa mashoko kuti kuzadziswa pfungwa muminda zvikuru siyana.

Kune mhando dzakawanda vakawanda epurasitiki machira zvakaoma PVC:

• inert foamed PVC jira - unoitwa kushandisa achangobuda ruzivo. Somugumisiro, dzomunyika mamiriro inotengwa yunifomu uye porous, uye kuruvanze pasi kumativi ose - a kumeso uye vaima;
• PVC vakasununguka furo jira - chiedza kubva hwakasimba mapurasitiki polyvinyl chloride, inozivikanwa silky nomumativi yakaisvonaka pore mamiriro;
• Compact jira - ane matambudziko nemishonga zvakanaka uye yakakwirira pakusimba;
• Compact läpinäkyvä PVC jira - läpinäkyvä mapurasitiki ane wakanaka chiedza yedzimudzangara nezvainoita simba;
• Wavy läpinäkyvä jira - zvakananga rakagadzirirwa nemakadhibhokisi, inozivikanwa murazvo retardant;
• PVC chinoumbwa papepa - menzvimbo chinosanganisira svobodnovspenennogo mapurasitiki, uye rokunze rukoko iri miviri mativi aruminiyamu unhani.

Species kusiyana uye yakakwirira hwokugadzira rakavimbika epurasitiki PVC machira kuita-chinja nokuti zvakasiyana mafomu: mukati kushongedzwa zvivako, kuvakwa, erection ezvokushambadzira uye mashoko matumba, kusika richienda muzvitoro uye mumisika, mashinostroitelstvo uye nevamwe.

Foamed PVC: mukuru unhu

1. Emashoko asingakodzeri yekubata mvura uye mwando kubva mumhepo, saka kuti hapana unozvimba uye somugumisiro, usingatangi deform panguva yose nguva kushanda. Kunyange kana akaisa mvura kwenguva refu, haachinji chitarisiko mapurasitiki wayo woshanda maitiro.
2. Mumwe mukuru zvakanakira raro PVC jira Flameproof - mapurasitiki zvinoreva boka-retardant zvinhu, izvo havatsigiri combustion mumhepo.
3. Foamed PVC ane rakaisvonaka lightfastness.
4. Material akashandisa kusika zvitarisiko zvakaoma kushandisa Thermo okunze, pneumatic uye vakuumformiruyuschih nzira.
5. Plastic ndiye husingakwanisi Inonyanya makemikari: mhuri detergents uye mishonga yokuuraya utachiona, acids uye alkalis.
6. PVC zvinoreva eco ushamwari zvinhu dzinenge dzisina nesimbi inorema uye havana inokanganisa utano hwevanhu uye zvakatipoteredza.
7. The zvinhu zviri nyore kuti machine psac uye ruoko-kupatsanurwa kushandisa kwakajairika zvishandiso: nyore kucheka, akachera, akachekwa, akatsivama, glued, yakanamatira zvipikiri, screws uye rivets.
8. epurasitiki pamusoro rakanakira vaizviita namira unhani uye laminating firimu, uyewo nokuda kushanda chinovhara yokudhinda, nechidzitiro kudhinda inks uye varnishes.

kugadzira Nzira

PVC furo Pepa nyore pasi chero nzira kubudiswa uye chokuedza. Nokuda kwayo zvemaziso maitiro, mapurasitiki hakurevi zvakaoma uye zvinodhura michina. PVC machira inogona kupatsanurwa pamwe kwakajairika zvishandiso anoshandiswa kana kushanda namapuranga kana simbi.

Cut PVC chikweshe

Foamed PVC jira amenable kune Chinyorwa nokuveza basa vachishandisa dhisiki uye boka zvakaonekwa uye kutamba jigsaw. The zvinhu anogona kubviswa noruoko jeko, rakagadzirirwa kushanda huni. nokuti simbi namajeko anogona kuzadza nokuda pedyo nzvimbo kwemeno. The optimum parameters kuti cheka:

• rikurumidze kusvika 300 m / Maminitsi;
• chikafu 30 m / min.

Nyanzvi vanokurudzira zvinotevera nenhamba zino pamakona: α = 5 - 10 ° - hara yorusvingo, b = 10 - 20 ° - Rear pa mazino danho kubva 5 kusvika 10 mm.

bhowa

Foamed PVC ari pasi kwakajairika kuchera drills dzakagadzirirwa kushanda simbi. The Zvakanyanya Kunaka Panguva Yepamuviri zvazviri inotengwa pamwero 50 kusvika 300 Zvak / Maminitsi uye chikafu kubva 3.5 kusvika 6 m / min. The pamakona pachii kushandiswa anokoshesa izvi:

• φ = 100 - 110 ° - pakona panguva chakaderedzwa mutengo;
• β = 30 ° - vachisimudza angled;
• α = 0-5 0 - hara angled.

azvikuya

Nokuti processing PVC mapurasitiki, unogona kushandisa mureza yezvisikwa kutwasuka uye zvido zvevanhu azvikuya michina. Kudzivirira kukuvara pemvura zvokunyama, kutara kushandisa mapurasitiki kana emapuranga spacers. The Zvakanyanya Kunaka Panguva Yepamuviri nokushanda kwadzinoita:

• nokuveza havukavu haasi anopfuura 900 m / Maminitsi;
• chikafu zvinhu 0.3 - 0,6 m / Maminitsi;
• Front angled α = 5 - 20 °;
• Clearance angled γ = 10-25 °.

Processing jira mucheto

PVC furo jira kunoda vasapedze kumicheto. Zvinangwa izvi, unogona kushandisa ndege, sandpaper kana zvimwe michina inoshandiswa sawing huni kana epurasitiki kumicheto. Kana mashoko acho kaviri zvechigarire simba mutoro hadzina kufambiswa zvakanaka vanogona pendants kuti panowanikwa zvinokanganiswa kana makatsemuka. PVC jira kuva Ukobvu kwete kupfuura 3 neMM, anogona kubviswa pamwe akangofananawo nebanga.

Vachinyatsogona PVC chikweshe

Kunyatsoshanda kuti punching runotsamira zvinoverengeka on:

• jira ukobvu - papepa Ukobvu 3 mm zviri chibhakera nyore. Kana midziyo inokosha uye zvakakodzera unyanzvi zvinoshandiswa, nyore zvitarisiko vanogona ndokutsika kubva PVC Ukobvu 4 6 mm. Cherechedza kuti kumicheto jira saizvozvo zvishoma vakagumisa;
• jira tembiricha - pamwe shoma zvinhu preheating punching unhu huri nani;
• midziyo nokuti tsika - yakakodzera zvokushandisa vachinyatsogona makadhibhokisi nezvimwe furo;
• chipande angled - chinodiwa punching unhu ndiyo nzvimbo chipande pa necheparutivi kuti ° 30.

Hot vakafugama

Zvinangwa izvi, kushandisa chero mureza zvokushandisa vachikotama thermoplastics. vakafugama yakarurama kunotsamira tembiricha kugoverwa yunifomu uye zvakafanorongwa chenguva kudziyisa wongoramba. The Zvakanyanya Kunaka Panguva Yepamuviri tembiricha pamwero - kubva 115 kusvika 130 ° C. Kana tembiricha mukuru kupfuura yakanatsa kunonyanyisa, pane mukuru ndingangokuvara inotungamirwa makatsemuka uye rinotsemuka PVC cellular marongerwo. Izvi zvinoitika kazhinji apo vachikotama machira mukobvu. Kana kukwana kudziyisa mashoko richaiswa pasi kuzvidya mwoyo, uye zvichida kudzokera yaro hwepakutanga.

Kana flexion furo vakatsigira kudziyisa ndiko kubudirira chete imwe pfungwa, saka vachikotama nharaunda kunogona nemaziso kusingagutsi. Panyaya iyi, iri romukati divi jira rinoshandisirwa V serin'i incision. A chinodiwa ndiwo Kuda kutamba akawana chigadzirwa kusvikira inotonhorera zvinhu.

Bonding PVC machira

PVC furo rwakapetwa anongokurukurwa akasiyana siyana namira Muitiro unobatanidza mumiririri. Kana zvakafanira kuti micheto yekapepa katsva aka machira kune mumwe, tinogona kushandisa namira kuti Kuparadzwa chando nomoto kana reactive (wechipiri) guruu. Nokuti Bonding vasiri porous uye non-absorbent zvinhu akakodzera zvinotevera mhando guruu:

• Kuparadzwa Pin - rinoshandisirwa zvose hukawanika ari nhamba 150 g pa 1 mamita ^2;
• -Chinoumba maviri polyurethane - akafukidzwa chete pamusoro chete.

Bonding pamusoro PVC uye porous absorbent zvinhu kunoitika Via aqueous akapararira guruu kana maviri-chikamu polyurethane.

Nyanzvi vanokurudzira kuita bvunzo kuti chimwe nechimwe, kufungisisa zvinogona kukanganisa adhesion kunyatsoshanda: nemishonga kuti weathering uye mishonga, kwakavharwa nenyama namira vadyi.

Welding pamusoro PVC furo

PVC machira zvinogona vakabatana pachishandiswa inopisa mhepo. Panguva nomoto kwacho kunofanira kuita zvinoenderana nechokwadi dzekuziva: kugadzirira uye kushandiswa weld tembiricha kwakarurama. Chinhu chikuru kuti unofanira kuteerera - kuitira yunifomu kudziyisa apo nokudzivisa vemo overheating. Unogona kushandisa mwero nomoto tsvimbo, izvo zvingazivikanwa preheated kuti pamwero 70 kuti kubudiswa foamed PVC - 80 ° C.

Key uchishandisa parameters:

• unopinza vazvo PVC machira zvinofanira chamfered ne 60 °;
• optimum nomoto tembiricha 280 - 290 ° C;
• panguva oparesheni zvinokosha kushandisa mukuru-nokukurumidza nomoto kamwene (3.5 m / Maminitsi).

thermoforming

Foamed PVC anogona kanyama kana vachida pashure pokunge neshungu kune imwe tembiricha. Zvisinei, nokuti kuti mashoko acho maviri danho hurongwa, iyo inoremekedzwa hafu vhoriyamu dzinongoda mukati mumhepo, zvimwe zvausingakwanisi kuita zvinofanira kuchengetwa. Recommended yunifomu kudziyisa mativi papepa kugadzira. Kuumbwa zvinhu zvinofanira kuva pashure rova kwakavharwa nenyama. Pamberi chafariz mugumisiro anofanira kubviswa PVC jira unodzivirira firimu.

Printing uye bemhapemha

Nokuda kwayo mamiriro, pechiso PVC furo rakanakira nokushandisa chidzitiro kudhinda uye varnishing. Nokuti chinangwa ichi, yakakodzera chaiyo raive nebutiro-acrylic madhayi. Asati kushandisa lacquer pamusoro kudhinda uye jira iri degreased nokudzima nedoro.

Zvezvinotaurwa foamed PVC

Nokuda mukuru kuita acoustic, kumbogadzirwa kuti mudziye uye mwando nemishonga, PVC Profile kwemakore akawanda akashandiswa hwindo uye musuo maindasitiri, anoshanda sezvo Kupedzwa balconies uye loggias. Transparent uye chemarata machira ane polyvinyl chloride zvinoshandiswa nemakadhibhokisi uye magirazi Sevamiririri.

PVC Profile zvakasiyana nezvimwe zvokuvakisa kuvimbwa kwavo, mukurumari, nyore yokuzvigadzirisa.

Kuramba uvandudze nzira kubudiswa uye nhema michina inoita vagadziri kuvhura mafomu itsva PVC zvigadzirwa. Mat PVC furo rinoshandiswa sechinhu Anti-skid uriri yokufukidza muimba yokugezera. It ane nyoro unaku uye asingauyi yekubata hunyoro.

Zvakanaka-wakanyatsokodzera kushandiswa munharaunda foamed PVC papepa. Mutengo ichi zvinhu dererei zvikuru pane mamwe marudzi thermoplastic. Zvakakodzera pakushambadzira kana ari kuratidzwa. Plastic jira kunoratidzwa zvakanaka kuramba weathering uye UV mwaranzi.

Foamed PVC, mutengo iro rine yemakwikwi zvinobatsira, iri zvinowanzoshandiswa kushambadza, kuvaka uye indasitiri. Izvi lightweight uye rakasimba zvinhu, iyo unogona kuona chero magadzirirwo uye ruvara mhinduro.

Vagadziri zvokuvakisa kupa zvakawanda PVC zvigadzirwa. Zvose zviri dzemavara akasiyana-siyana, makobvu machira, zvivako. The mutengo chete jira kadikidiki 2x3 M zvichisiyana 1500 kusvika 4500 NZD miriyoni (zvichienderana mugadziri kana mamwe maitiro).