Foamed ịkwanyere: nkọwa. The foamed polyvinyl chloride (ịkwanyere) nhazi usoro

Polyvinyl chloride (ịkwanyere) - a polima ihe, nke na ọtụtụ-eji dị iche iche ubi nke mgbasa ozi na ngwaahịa, na usoro nke na idozi na-ewu ụlọ ọrụ, imewe nke ime oghere.

ịga nke ọma akụkọ

A ọgaranya 30 afọ akụkọ ihe mere nke ịkwanyere ihe na ubi nke thermoplastics na-egbu ya iche. Ruru ya magburu onwe Njirimara na e ji mara, foamed ịkwanyere nwere a dị iche iche nke ngwa na ebe niile nke-adị kwa ụbọchị ná ndụ taa. The amalite ihe maka mmepụta nke polyvinyl chloride bụ ngwaọrụ ndị dị otú ahụ dị ka coal, mmanụ na gas. Na polymerization usoro nke vinyl chloride n'etiti ngwaahịa emee ikpeazụ ịkwanyere ihe onwunwe esịnede ụmụ irighiri nke carbon dioxide, hydrogen na chlorine.

Ọtụtụ ndị na na okirikiri nke mmepụta, mma nke formulations na usoro egosiwo na ruru ya pụrụ iche molekụla Ọdịdị, umi nwere a pụrụ iche n'etiti ndị ọzọ ụdị thermoplastics.

Foamed ịkwanyere nwere ọtụtụ ihe atụmatụ: na-arụ ọrụ anwụ ngwa ngwa, iguzogide okpomọkụ, n'ibu nchegbu, a dịgasị iche iche nke usoro dị na magburu onwe chemical eguzogide. Good mmetụta-eguzogide ma na-ekwe omume nke n'èzí ojiji a na-enweta site na iji iche iche nwekwara. Foamed ịkwanyere mpempe akwụkwọ - kasị nkịtị ụdị ịkwanyere ngwaahịa.

Russia mbụ ịkwanyere plastic mmepụta ụlọ ọrụ na-ulo oru "United extrusion" n'okpuru UNEXT ika. The ojiji nke oge a elu-tech akụrụngwa na-enye ohere na-emepụta na ngwaahịa na izute mba nile ụkpụrụ. Site tinye n'ọrụ kasị mma ngwaọrụ na pụrụ iche Ntụziaka, ịkwanyere ụfụfụ UNEXT ọ dị iche iche site na ha European ogbo.

Types of plastic mpempe akwụkwọ

Ebe ọ bụ na ya mmeghe na ahịa nke mpempe akwụkwọ ihe onwunwe, foamed ịkwanyere plastic ngwa ngwa ghọọ a ala usable ngwaahịa. A dịgasị iche iche nke ịkwanyere mpempe akwụkwọ na ụdị ndị pụrụ iche Njirimara na-eme ka o kwe omume iji ihe maka mmezu nke echiche na ihe ndị kasị iche iche ubi.

E nwere ọtụtụ ụdị nke kasị nkịtị plastic Ibé akwụkwọ nke ike ịkwanyere:

• inert foamed ịkwanyere mpempe akwụkwọ - ka na iji ọhụrụ teknụzụ. N'ihi ya, esịtidem Ọdịdị na-enwetara a edo na porous, na elu elu na abụọ - a ezigbo onye na kenkowaputa;
• Ịkwanyere free ụfụfụ mpempe akwụkwọ - ìhè si a siri ike plastic polyvinyl chloride, ji silky elu ma mma pore Ọdịdị;
• Kọmpat mpempe akwụkwọ - nwere ezigbo mmetụta na-eguzogide ma na elu kwụsie ike;
• Kọmpat uzo ịkwanyere mpempe akwụkwọ - uzo plastic na nwere magburu onwe ìhè nnyefe na mmetụta siri ike;
• wavy uzo mpempe akwụkwọ - kpọmkwem haziri maka roofing, ji ire ọkụ retardant;
• Ịkwanyere mejupụtara mpempe akwụkwọ - n'ime akụkụ mejupụtara svobodnovspenennogo plastic, na elu oyi akwa bụ a abụọ kwadoro aluminum mkpuchi.

Umu anumanu na osisi di iche iche ma na elu oru pụrụ ịdabere nke plastic ịkwanyere Ibé akwụkwọ ime vasatail maka dị iche iche ngwa: n'ime ime mma nke ụlọ, ewu, erection nke mgbasa ozi na ozi ulo-ntu, na-eke ime nke ụlọ ahịa na n'ọma ahịa, mashinostroitelstvo na ndị ọzọ.

Foamed ịkwanyere: general e ji mara

1. The ihe onwunwe na-adịghị etinye obi ha dum na mmiri na mmiri si na ikuku, nke na ọ dịghị tọrọ na dị ka a N'ihi ya, anaghị deform n'oge nile nke ọrụ. Ọbụna mgbe enịm ke mmiri ruo ogologo oge, adịghị agbanwe agbanwe ọdịdị nke plastic na ya arụmọrụ e ji mara.
2. Otu n'ime ndị isi uru bụ ya ịkwanyere mpempe akwụkwọ Flameproof - plastic na-ezo aka otu-retardant ihe, nke na-adịghị akwado combustion na ikuku.
3. Foamed ịkwanyere nwere magburu onwe ìhè eguzogide.
4. Ihe onwunwe ji kee mgbagwoju shapes iji Thermo ọcha, pneumatic na vakuumformiruyuschih ụzọ.
5. Plastic bụ eguzogide ọgwụ kasị ọgwụ: ezinụlọ detergents na disinfectants, asịd na alkalis.
6. Ịkwanyere na-ezo aka eco-enyi na enyi ihe na adịghị nwere arọ ọla na-adịghị a ọjọọ mmetụta na ụmụ mmadụ ike na gburugburu ebe obibi.
7. The ihe onwunwe pụrụ n'ụzọ dị mfe machined na n'aka-esichara iji ot ngwaọrụ: mfe ebipụ, gbapuru, sawed, kpebisiri, glued, kpọgidere na mbọ, kposara na rivets.
8. plastic n'elu bụ ezigbo maka onwe onye na-nyagide mkpuchi na laminating film, nakwa dị ka ngwa nke ihuenyo obibi, na ihuenyo-ebi akwụkwọ ink na varnishes.

nhazi Ụzọ

Ịkwanyere ụfụfụ mpempe akwụkwọ na-adị mfe doro ọ bụla usoro nke nhazi na bonding. Ruru ya n'ibu àgwà, na plastic adịghị achọ mgbagwoju na oké ọnụ akụrụngwa. Ịkwanyere Ibé akwụkwọ nwere ike esichara na ot ngwá ọrụ na-eji mgbe na-arụ ọrụ na osisi ma ọ bụ metal.

Bee ịkwanyere plastic

Foamed ịkwanyere mpempe akwụkwọ amenable ka ntuziaka ọnwụ ọrụ na iji disk na gbalaga hụrụ na a jigsaw. The ihe onwunwe pụrụ a ga-ebipụ na a n'aka hụrụ, e mere na-arụ ọrụ na osisi. maka metal ịwa nkume nwere ike clog n'ihi na nso ebe nke ezé. The kacha parameters maka ọnwụ:

• adị ruo 300 m / min;
• ndepụta 30 m / min.

Ọkachamara nwere ike ikwu na-esonụ ọnụ ọgụgụ eze akụkụ: α = 5 - 10 Celsius - zaa n'akuku, b = 10 - 20 Celsius - N'azụ na nzọụkwụ ezé si 5 na 10 mm.

na-agwụ ike

Foamed ịkwanyere na-doro ot mkpọpu ala u iji na-arụ ọrụ na metal. Nke ezigbo mmetụta na-enwetara na a ọnụego nke 50 300 rev / min na a oriri si 3.5 6 m / min. The akụkụ-atụ aro maka ojiji na ndị a ụkpụrụ:

• φ = 100 - 110 Celsius - n'akuku na onu ire;
• β = 30 Celsius - ebuli n'akuku;
• α = 0-5 0 - zaa n'akuku.

-egwe ọka

Maka nhazi ịkwanyere plastic, i nwere ike iji a ọkọlọtọ eluigwe na ala kwụ ọtọ na kwụ-egwe ọka ígwè ọrụ. Iji gbochie mmebi nke n'elu ihe onwunwe, na-gwara were plastic ma ọ bụ osisi spacers. Nke ezigbo mode nke ọrụ:

• ọnwụ na-agba bụ karịa 900 m / min;
• ndepụta na ihe onwunwe 0.3 - 0,6 m / min;
• Front n'akuku α = 5 - 20 Celsius;
• nwechapụ n'akuku γ = 10-25 Celsius.

Nhazi mpempe akwụkwọ ihu

Ịkwanyere ụfụfụ mpempe akwụkwọ na-achọ gụchara n'ọnụ ya. N'ihi na ndị a na nzube, i nwere ike iji ụgbọelu, sandpaper ma ọ bụ ndị ọzọ na ngwá eji maka sawing osisi ma ọ bụ plastic n'ọnụ. Ọ bụrụ na ihe dabara na-adịgide adịgide na-akpa ike ibu ụfọdụ nwere ike nile anākwuba na nti ka omume nke mmejọ ma ọ bụ cracks. Ịkwanyere mpempe akwụkwọ na-enwe a ọkpụrụkpụ nke karịa 3 mm, nwere ike ebipụ na nkịtị mma.

Zọ ịkwanyere plastic

Arụmọrụ nke punching bụ dabere na ọtụtụ ihe:

• mpempe akwụkwọ ọkpụrụkpụ - mpempe akwụkwọ ọkpụrụkpụ nke 3 mm na-chịngọm ná ntutu mfe. Ọ bụrụ na pụrụ iche ngwá na kwesịrị ekwesị usoro na-eji, mfe shapes nwere ike zọọ si ịkwanyere ọkpụrụkpụ nke 4 6 mm. Rịba ama na n'ọnụ nke mpempe akwụkwọ si otú ubé mechie;
• mpempe akwụkwọ okpomọkụ - na obere ihe onwunwe preheating punching àgwà dị mma;
• ngwá maka zọ - adabara ngwá maka zọ katọn ndị ọzọ foams;
• agụba n'akuku - mkpa punching quality bụ ọnọdụ nke agụba na n'akuku nke 30 Celsius.

Hot ekwe

N'ihi na ndị a na nzube, iji ihe ọ bụla ọkọlọtọ ngwá maka ekwe thermoplastics. Ezi ekwe na-adabere na a edo okpomọkụ nkesa na gaghị agara mgbe nile kpo oku mpaghara. Nke ezigbo okpomọkụ larịị - si 115 na 130 Celsius C. Ọ bụrụ na ọnọdụ okpomọkụ bụ ukwuu karịa kpọmkwem kacha, e nwere a elu puru nke guzobere cracks na gbawara ịkwanyere cellular Ọdịdị. Nke a na-eme ọtụtụ mgbe ekwe thicker Ibé akwụkwọ. Bụrụ na nke ezughi oke kpo oku nke ihe onwunwe ga-akwagide na oké nchegbu, na ikekwe laghachi akpasarade ala.

Mgbe flexion foams kwadoro kpo oku bụ ihe ịga nke ọma naanị na a n'otu isi ihe, otú ahụ ekwe okirikiri nwere ike ịbụ anya unsatisfactory. Na nke a, ke n'ime akụkụ nke mpempe akwụkwọ a na-etinyere V ekara mbepụ. A mkpa bụ fixation nwetara ngwaahịa ruo mgbe jụụ ihe onwunwe.

Bonding ịkwanyere Ibé akwụkwọ

Ịkwanyere ụfụfụ mpịakọta lends onwe ya dị iche iche iche iche nke nyagide bonding n'ụlọnga. Ọ bụrụ na ọ dị mkpa iji gluu Ibé akwụkwọ ọ bụla ọzọ, anyị nwere ike iji nyagide maka dissolving oyi ịgbado ọkụ ma ọ bụ reactive (nke abụọ) gluu. Maka bonding nke na-abụghị porous na-abụghị absorbent ihe kwesịrị ekwesị maka ndị na-esonụ ụdị nke mama:

• dissolving pin - etinyere ma na-ebupụta na a ruru nke 150 g kwa 1 m ^2;
• abụọ na-akụrụngwa polyurethane - kpuchie naanị otu n'elu.

Bonding nke ịkwanyere na porous absorbent ihe emee via okenye dispersion mama ma ọ bụ a abụọ-akụrụngwa polyurethane.

Ọkachamara nwere ike ikwu na-ebu ule ọ bụla, na-echebara ihe na-ike-emetụta adhesion arụmọrụ: iguzogide weathering na ọgwụ, na-agbanwe nyagide nkwonkwo.

Ịgbado ọkụ nke ịkwanyere ụfụfụ

Ịkwanyere Ibé akwụkwọ nwere ike-esonyere site na-ekpo ọkụ ikuku. N'oge ịgbado ọkụ usoro ga-esoriri na ụfọdụ ibiere: nkwadebe na ojiji nke Weld ziri ezi okpomọkụ. Ndị isi ihe na ị ga-aṅa ntị - iji hụ edo kpo oku izere obodo ekpo oke ọkụ. Ị nwere ike iji a ọkọlọtọ ịgbado ọkụ mkpanaka, nke nwere ike preheated ka a larịị 70 maka nhazi nke foamed ịkwanyere - 80 Celsius C.

Key ọrụ parameters:

• ihu seams ịkwanyere Ibé akwụkwọ ga-chamfered site 60 Celsius;
• kacha ịgbado ọkụ okpomọkụ 280 - 290 ° C;
• ini ọrụ dị mkpa iji elu-ọsọ ịgbado ọkụ nozulu (3.5 m / min).

thermoforming

Foamed ịkwanyere nwere ike wetara ma ọ bụ hulata mgbe a na-ewe iwe ka a na-okpomọkụ. Otú ọ dị, n'ihi na eziokwu na ihe bụ a abụọ-adọ usoro, nke enyene ọkara olu-ewekarị n'ime ikuku, ụfọdụ na-agaghị emeli ga-hụrụ. atụ aro edo kpo oku kwadoro mpempe akwụkwọ nhazi. Kpụrụ ihe onwunwe ga-abụ mgbe ọ na-aghọ na-agbanwe. Tupu thermal mmetụta ga-ewepụ ịkwanyere mpempe akwụkwọ na-echebe film.

Obibi na mkpuchi

Ruru ya Ọdịdị, elu nke ịkwanyere ụfụfụ bụ ezigbo maka itinye na ihuenyo-ebi akwụkwọ na varnishing. N'ihi nke a, adabara pụrụ iche vinyl-acrylic dyes. Tupu itinye na lacquer n'elu-ebi akwụkwọ na mpempe akwụkwọ a na-degreased site ikpochapụ na mmanya.

Akporo foamed ịkwanyere

N'ihi na elu arụmọrụ now, kwes mkpuchi na mmiri na-eguzogide, ịkwanyere profaịlụ maka ọtụtụ afọ ji na window na ụzọ ụlọ ọrụ, na-eje ozi dị ka ndị finishing nke balconies na loggias. Uzo na corrugated Ibé akwụkwọ nke polyvinyl chloride na-eji roofing na iko ndị nọ n'ọnọdụ.

Ịkwanyere profaịlụ dị iche iche site na ihe ndị ọzọ n'ihi na ha pụrụ ịdabere, anwụ ngwa ngwa, mfe mmezi.

Aga n'ihu mma nke ụzọ nke nhazi na Ụgha teknụzụ enyere emepụta na-emeghe ọhụrụ ngwa nke ịkwanyere ngwaahịa. Ute ịkwanyere ụfụfụ na-eji dị ka ihe mgbochi-skid n'ala ikpuchi na-asa ahụ. Ọ nwere a adụ udidi na-adịghị etinye obi ha dum mmiri.

Well-ruru eru maka ojiji na gburugburu foamed ịkwanyere mpempe akwụkwọ. The price nke a na ihe onwunwe bụ nnọọ ala karịa ndị ọzọ na ụdị thermoplastic. O kwesịrị ekwesị maka mgbasa ozi ma ọ bụ dị ka a ngosi. Wọtapruf e ji mma iguzogide weathering na UV ụzarị.

Foamed ịkwanyere, na price nke nwere a asọmpi uru, na ọtụtụ-eji mgbasa ozi, ewu na ụlọ ọrụ. Nke a fechaa na inogide ihe onwunwe, na nke i nwere ike na-aghọta ihe ọ bụla imewe na agba ngwọta.

Manufacturers nke ụlọ ihe na-enye a dịgasị iche iche nke ịkwanyere ngwaahịa. All nke ọ bụ iche iche na agba, na oké Ibé akwụkwọ, Njirimara. The price nke a otu mpempe akwụkwọ sized 2x3 m dịgasị site na 1500 ruo 4500 ete nde (dabere na emeputa ma ọ bụ ndị ọzọ e ji mara).