Conical twin screw barrel e ama mela ea profil ea PVC joang

Moqomo oa conical twin screw barrel o fetola PVC Pipe le Profile E etselitsoeng li-Extruders Conical Twin Screw Barrel melapo ka ho matlafatsa ts'ebetso ea ts'ebetso le ho netefatsa boleng bo phahameng ba sehlahisoa. Lipatlisiso tsa 'maraka li bontšali-geometries tse tsoetseng pele tsa screwhoMoqomo oa Twin-Screw Extruderetsa hore ho be le mefokolo e fokolang le bophelo bo bolelele ba lisebelisoa. Basebelisi ba fumana polasetiki e ntlafalitsoeng, ho kopanya ho holimo, le ho boloka matla. Sephetho se lumellanang le ts'epahalo e ntlafalitsoeng ea ts'ebetso etsa horeExtruder Twin Screw & Barrelkhetho e khethiloeng ho feta eaTwin Parallel Screw Barrel.

PVC Pipe le Profile E etselitsoe Extruders Conical Twin Screw Barrel: Liphello Tsa Bohlokoa

Ts'ebetso e sebetsang hantle le sephetho

Baetsi ba bone lintlafatso tse makatsang ts'ebetsong ea ts'ebetso ka mor'a ho fetohela hoPVC Pipe le Profile E etselitsoe Extruders Conical Twin Screw Barrellitsamaiso. Moralo oa screw oa sebopeho sa cone o theha khohlano e matla le ketso e sehang lipakeng tsa lisebelisoa. Ketso ena e lebisa ho ho kopanya ka potlako le ka mokhoa o ts'oanang, e leng se matlafatsang katleho ea mosebetsi le boleng ba sehlahisoa. Basebelisi ba tlaleha hore molumo oa extrusion o ka eketseha ho fihla ho 50%. Tlhahiso ena e phahameng e tsoa ho ho kuta le ho hatella hantle, ho lumellang lebelo la extrusion ka potlako le litšitiso tse fokolang.

Tafole e latelang e totobatsalintlha tse kholo tse tsamaisang katleho le tlhahiso:

Li-conical twin screw barrel li boetse li fanatlhahiso e phahameng ha e bapisoa le libarele tse bapetseng tse peli. Tafole e ka tlase e bapisa likarolo tsa bohlokoa:

Baetsi ba tlalehile keketseho ea 18% ea tlhahiso ka mor'a ho amohela libarele tsa conical twin screw tlhahiso ea liphaephe tsa PVC. Nako ea bophelo ea Screw e batla e imena habeli, 'me tšebeliso ea matla ka kilogram ea sehlahisoa e fokotsehile ka 12%. Liphetho tsena li bonts'a hore Pipe ea PVC le Profile E etselitsoeng Extruders Conical Twin Screw Barrel e fana ka katleho e phahameng le tlhahiso bakeng sa mela ea sejoale-joale ea extrusion.

Keletso: Basebelisi ba ka eketsa tlhahiso ka ho khetha "screw geometry" e nepahetseng le ho lekola litlhophiso tsa mocheso haufi-ufi.

Ntlafatso ea Boleng ba Sehlahisoa

Boleng ba sehlahisoa bo eme e le ntho e tlang pele molemong oa mohala o mong le o mong oa extrusion. Pipe ea PVC le Profile E etselitsoeng Extruders Conical Twin Screw Barrel e tiisa hore litlaleho tse tsitsitseng le tsa boleng bo phahameng. Moralo oa sekoti o nang le sebopeho sa cone o theha motsoako o matla le plastification, e lebisang ho ajoa ha thepa e ts'oanang. Ho tšoana hona ho fokotsa mefokolo le ho ntlafatsa sephetho sa bokaholimo.

Mekhoa e tsoetseng pele ea tlhahiso le theknoloji e bohlale e sebelisoang libareleng tsena e ntlafatsa ho nepahala ha tlhahiso ka 90%. Basebelisi ba hlokomela mefokolo e fokolang ea bokaholimo le botsitso bo betere ho lihlahisoa tse felileng. Khokahano ea li-screw tse peli le taolo e nepahetseng ea mocheso e thibela ho senyeha ha thepa, e thusang ho boloka mebala le thepa ea mochini.

Baetsi ba boetse ba tlaleha hore moralo oa conical twin screw barrel o ts'ehetsa ts'ebetso e tsitsitseng le e tšepahalang. Mekhoa ea ho laola e ikemetseng e fokotsa liphoso tsa batho le ho nolofatsa ts'ebetso. Ka lebaka leo, litlaleho tsa ho qetela tsa PVC li finyella litekanyetso tse tiileng tsa indasteri bakeng sa ponahalo le tshebetso.

Tlhokomeliso: Boleng bo sa fetoheng ba sehlahisoa bo ipapisitse le tlhokomelo ea kamehla le ho lekola ho roala ha screw le barrel.

Tšusumetso ea Moralo oa Screw mabapi le Ho Kopanya le Plasticization

Ho kopanya le Homogenization

Geometry ea screw e phetha karolo ea bohlokoa ho kopanya le ho etsa homogenizing metsoako ea PVC. Li-conical twin screw barrel li sebelisa moralo o tapered o ntlafatsang ts'ebetso e kopaneng. Moqapi ona o fana ka thepa e ntlafetseng ea ho itlhakola, e thusang ho thibela ho bokellana ha thepa le ho ntlafatsa ho tšoana ha ho qhibiliha. Basebelisi ba hlokomela hore jiometry ea conical e lumella ho qhibiliha, ho kopanya le ho bōptjoa ha PVC ka katleho, e leng se hlahisang lihlahisoa tse nang le ho nepahala ho hoholo le matla a mochine.

Patlisiso e bapisang meralo e fapaneng ea screw e totobatsa lintlha tse 'maloa tsa bohlokoa:

1. Li-screw tsa sepheo se akaretsang li fana ka ts'ebetso e phahameng empa hangata li baka ho tsoakana ho fokolang le phapang e kholo ea mocheso o qhibilihang.
2. Li-barrier screws li ntlafatsa ho kopanya empa li ka baka mocheso o feteletseng oa ho kuta ka lebelo le phahameng.
3. Li-screws tsa Fractal, tse nang le liteishene tse ngata le libaka tsa phetoho, li fana ka homogeneity e phahameng ea ho qhibiliha le khatello e tsitsitseng.

Liphetho tsena li bonts'a hore meralo e tsoetseng pele ea li-screw, haholo-holo tse nang le meralo ea li-channel tse ngata, li ntlafatsa haholo ho kopanya le ho homogenization ho PVC Pipe le Profile E etselitsoeng Extruders.Conical Twin Screw Barrelmela.

Moloko oa Khatello

Ho hlahisa khatello ho bohlokoa bakeng sa ho sebetsana le lisebelisoa tsa PVC.The conical twin screw barrel e na le screw e taperedseo butle-butle se eketsang khatello ho tloha sebakeng sa phepelo ho ea sebakeng sa ho theha. Moralo ona o hlahisa khatello e phahameng, e leng molemo bakeng sa ts'ebetso ea PVC. Tafole e ka tlase e bapisa khatello ea khatello lipakeng tsa libarele tse tšoanang le tsa conical twin screw:

Khatello e phahameng e tiisa ho kopana ha thepa le ho ntlafatsa boleng ba sehlahisoa.

Plasticization Katleho

Ts'ebetso ea polasetiki e ipapisitse le bokhoni ba screw ea ho qhibiliha le ho etsa homogenize PVC. Moralo oa conical screw screw o sebelisa mokhoa oa mekhahlelo e mengata:

• Karolo e tsamaisang thepa e tsamaisa thepa pele, e e hatella bakeng sa ho futhumatsa butle-butle.
• Karolo ea pele ho polasetiki e ntša moea 'me e eketsa bongata, e ntlafatsa ho qhibiliha.
• Karolo ea polasetiki e sebetsa ho kuta ka matla bakeng sa polasetiki ea pele.
• Karolo ea ho qeta nako e tlosa likhase, e thibela mefokolo.
• Karolo ea tekanyo e netefatsa homogenization ea ho qetela pele ho extrusion.

Moralo ona o netefatsa polasetiki e ts'oanang, o fokotsa litefiso tsa ho hana, mme o ts'ehetsa tlhahiso e tsitsitseng. Basebelisi ba rua molemo taolong e tsitsitseng ea mocheso le ts'ebetso e sebetsang, ba etsa hore moqomo oa conical twin screw o loketse mela ea sejoale-joale ea PVC.

Tšebeliso ea Matla le Bokhoni ba Ts'ebetso

Litlhoko tsa Matla

Li-extruder tsa conical twin screw li hlahella ka lebaka la ts'ebeliso ea tsona e nepahetseng ea matla tlhahisong ea profil ea PVC. Moralo oa bona o ikhethang o na le litheko tse tlase tsa ho kuta karolong ea metering. Sena se fokotsa ho phahama ha mocheso le ho thibela ho senyeha ha thepa. Basebelisi ba hlokomela hore mechini ena e hula moea o fokolang, haholo-holo ka lebelo le holimo la screw. Sebopeho sa conical se lumella libaka tse kholo tsa ho fepa le ho kenya letsoho ho laola matla a ho kuta. Sena se fella ka matla a axial a tlase le moruo o betere oa matla. Likarolo tsena li etsa hore libarele tse peli tsa conical li be ngata haholoanyanematla a sebetsang hantleho feta mefuta e meng ea screw barrel.

Tafole e latelang e bonts'a litekanyetso tse tloaelehileng tsa motlakase bakeng sa li-conical twin screw extruder:

Tekanyo ena e bontša kamoo litlhoko tsa matla li eketsehang ka boholo le tlhahiso, empa katleho e ntse e le holimo.

Phetisetso ea Mocheso le Taolo

Ho fetisa mocheso o sebetsang hantle ho bohlokoa bakeng sa ho sebetsana le PVC, e nang le maikutlo a ho fetoha ha mocheso. Li-conical twin screw barrel li sebetsa ka mocheso o tlase le likhatello. Moqapi ona o thusa ho boloka maemo a tsitsitseng a ts'ebetso le ho fokotsa kotsi ea ho chesa haholo. Basebelisi ba ka laola mocheso ka mokhoa o nepahetseng haholoanyane, o sireletsang thepa le ho lelefatsa bophelo ba lisebelisoa. Lithempereichara tse tlase tsa ts'ebetso li boetse li bolela hore ho hlokahala matla a fokolang bakeng sa lisebelisoa tsa ho pholisa.

Papiso le Parallel Twin Screw Designs

Li-extruder tsa conical twin screw li sebelisa matla a manyane ho feta meralo ea li-screw tse tšoanang. Sebopeho sa bona sa conical se ntlafatsa phallo ea thepa le ho fokotsa khatello ea ho kuta. Sena se lumella mochine hore o sebetse ka mocheso o tlase le likhatello, ho boloka matla le ho fokotsa ho apara. Li-parallel twin screw barrel li fana ka motsoako o babatsehang le ho fetisa mocheso empa hangata li hloka matla a mangata le tlhokomelo e rarahaneng. Ka kakaretso, libarele tsa conical twin screw li fana ka matla a betere ha li ntse li boloka tlhahiso e phahameng le boleng ba sehlahisoa.

Keletso: Ho khetha conical twin screw barrel ho ka thusa bahlahisi ho theola litšenyehelo tsa matla le ho ntlafatsa ts'ebetso e sebetsang hantle.

Lintlha tsa Bophelo ba Tšebeletso le Tlhokomelo

Apara Resistance le Durability

Baetsi ba moraloconical twin screw barrelbakeng sa bophelo bo bolelele ba ts'ebeletso molemong oa tlhahiso ea profil ea PVC. Ba khethali-alloys tse sebetsang hantle le lisebelisoa tse kopanengho ntlafatsa ho hanyetsa ho apara le ho mamella mocheso. Baenjiniere ba sebelisa liphahlo tse tsoetseng pele joalo ka masela a nitride le a tungsten holim'a moqomo. Liaparo tsena li eketsa boima le ho sireletsa khahlanong le kutu. Ho sebetsa ka mokhoa o nepahetseng ka ho mamellana ho thata ho fokotsa khohlano, e thusang hore moqomo o tšoarelle nako e telele le ho sebetsa ka katleho. Likhamphani tse ngata hona joale li sebelisa li-sensor tse bohlale le lisebelisoa tsa ho lokisa esale pele ho lekola moaparo. Theknoloji ena e thusa ho lemoha mathata kapele le ho thibela ho theoha ho sa lebelloang.

• Metal matrix composite (MMCs) e matlafatsa matla le ho tšoarella.
• Liaparo tse kang PVD, CVD, le spray ea mocheso li eketsa bophelo ba tšebeletso.
• Ho roala ka laser le ho bentša ho ntlafatsa ho thatafala ha bokaholimo.
• Li-sensor tse bohlale li lemosa basebelisi hore ba apare pele e baka liphoso.

Likhahla tsa tlhokomelo

Basebelisi ba rua molemo ka linako tse telele tsa tlhokomelo ka libarele tsa conical twin screw. Tšebeliso ea lisebelisoa tse tsoetseng pele le liphahlo li bolela hore thepa e hloka litšebeletso tse fokolang khafetsa. Sistimi ea ho lokisa esale pele e latela boemo ba barrel mme e fana ka maikutlo a nako e nepahetseng ea tlhahlobo. Mokhoa ona o fokotsa ho koala ho sa hlokahaleng mme o boloka tlhahiso e sebetsa hantle. Ho hloekisa khafetsa le ho beha leihlo ho thusa ho boloka tlhahiso e phahameng le boleng ba sehlahisoa.

Keletso: Ho hlophisa tlhokomelo e thehiloeng ho data ea sensor ho ka fokotsa litšenyehelo le ho thibela tokiso e kholo.

Litsenyehelo tsa ho ba le Botho

ThePVC Pipe le Profile E etselitsoe Extruders Conical Twin Screw Barrele fana ka ditjeho tse tlase tsa beng ka nako. Kaho e tšoarellang le theknoloji e bohlale e fokotsa tlhoko ea likarolo tse ncha. Ho fokotseha ho fokolang ho bolela tlhahiso e fokolang e lahlehileng le litšenyehelo tse tlaase tsa basebetsi. Ts'ebetso e baballang matla le eona e fokotsa litšenyehelo tsa lisebelisoa. Likhamphani tse tsetelang libarele tsena li bona poloko ea nako e telele le ts'epo e ntlafalitsoeng.

Tshebetso Fensetere le Flexibility

Ho ikamahanya le maemo ho mefuta e fapaneng ea PVC

Conical mafahla screw barrel fana ka matla feto-fetoha bakeng sa mefuta e fapaneng yaLisebelisoa tsa PVC. Baetsi ba rala li-extruder tsena tse nang le likarolo tsa modular, tse lumellang tlhophiso e feto-fetohang bakeng sa litlhoko tse fapaneng tsa ts'ebetso. Basebelisi ba ka khetha li-screw tse ntlafalitsoeng le ho lokisa litsamaiso tsa taolo ea mocheso hore li tsamaellane le litlhoko tsa sebopeho ka seng sa PVC. Ho feto-fetoha ha maemo ho tšehetsa tlhahiso e sebetsang ea liphaephe, maqephe, lifilimi le li-profile.

Lintlha tse ka sehloohong tse ntlafatsang ho ikamahanya le maemo li kenyelletsa:

• Moralo oa modular bakeng sa tlhophiso e feto-fetohang
• Optimized screw and the temperature control systems
• Mefuta ea litsebi le litsamaiso tse thusang bakeng sa lihlahisoa tse fapaneng tsa PVC
• Lisebelisoa tsa vacuum exhaust le meaho ea phepelo e qobelloang bakeng sa lisebelisoa tse phahameng tsa viscosity
• Taolo e tsoetseng pele ea PLC le ts'ireletso e feteletseng bakeng sa ts'ebetso e tsitsitseng
• Mesebetsi e kopaneng ea ho bopa le granulation bakeng sa liphetho tse fapaneng
• Likhetho tsa Customization ho fihlela litlhoko tse khethehileng tsa bareki

Likarolo tsena li netefatsa hore conical twin screw barrel e ka sebetsana le mefuta e mengata e fapaneng ea metsoako ea PVC ka boleng bo ts'oanang.

Ho Mamelleha ho Etsa Liphapano

Li-conical twin screw barrel li boloka ts'ebetso e tsitsitseng le ha maemo a ts'ebetso a fetoha. Basebelisi ba ka fetola lebelo la screw, mocheso, le khatello ho sebetsana le ho fetoha ha maemo a thepa e tala kapa maemo a tikoloho. Litsamaiso tse tsoetseng pele tsa taolo li thusa ho boloka ts'ebetso e tsitsitse, e fokotsa kotsi ea liphoso. Mamello ena e lumella bahlahisi ho boloka lihlahisoa tse phahameng le boleng ba sehlahisoa, leha maemo a le tlase ho feta a loketseng.

Phetoho Lebelo

Baetsi ba ananela linako tsa phetoho e potlakileng tlhahisong ea sejoale-joale. Li-conical twin screw barrel li tšehetsa phetoho e potlakileng lipakeng tsa mefuta e fapaneng ea PVC kapa mefuta ea sehlahisoa. Moralo oa modular le litsamaiso tsa taolo tse bonolo ho basebelisi li etsa hore ho be bonolo ho fapanyetsana li-screw, libarele kapa hlobo. Sena se fokotsa nako ea ho theoha 'me se eketsa tlhahiso ka kakaretso. Basebelisi ba ka arabela ka potlako litlhoko tsa 'maraka, ba hlahisa mefuta e fapaneng ea li-profiles tsa PVC ka tieho e fokolang.

Tšusumetso ho Boleng ba Profaele ea ho qetela ea PVC

Qetello ea Bokaholimo le ho tsitsana

A conical twin screw barrele etsa sebaka se boreleli le se ts'oanang ho li-profiles tsa PVC. Geometry e tsoetseng pele ea screw e tiisa hore esita le ho qhibiliha le ho kopanngoa ha lisebelisoa tse tala. Mokhoa ona o felisa streaks le likoli. Basebelisi ba hlokomela hore pheletso ea bokaholimo e lula e ts'oana ka nako e telele ea tlhahiso. Taolo e nepahetseng ea mocheso ka har'a barrel e thibela ho futhumala ho feteletseng, ho ka bakang ho fifala kapa ho ba le masela a thata. Baetsi ba bangata ba itšetlehile ka theknoloji ena ho finyella litekanyetso tse thata tsa ponahalo bakeng sa liforeimi tsa lifensetere, liphaephe le li-profiles tse khabisitsoeng.

Botsitso ba Dimensional

Botsitso ba dimensional bo bohlokoa tlhahisong ea profil ea PVC. The conical twin screw barrel e boloka khatello e tsitsitseng le mocheso nakong eohle ea extrusion. Botsitso bona bo thusa profiles ho boloka sebopeho le boholo ba tsona. Baenjiniere ba rala moqomo ho fokotsa ho feto-fetoha ha maemo, e leng ho fokotsang ho soahlamana le ho honyela. Ka lebaka leo, lihlahisoa tse felileng li lumellana hantle nakong ea ho kenya. Litekanyo tse tsitsitseng li boetse li fokotsa litšila le ho ntlafatsa katleho ka kakaretso.

Phokotso ea Mefokolo

ThePVC Pipe le Profile E etselitsoe Extruders Conical Twin Screw Barrele fokotsa liphoso tse tloaelehileng ho li-profile tse felileng. Ketso e sebetsang ea ho kopanya e hasanya li-additives le li-filler ka ho lekana. Ho tšoana hona ho thibela matheba a fokolang le li-voids. Basebelisi ba tlaleha litaba tse fokolang ka bubble, mapetsong, kapa matshwao a bokaholimo. Litaolo tse itirisang le litsamaiso tse tsoetseng pele tsa ho beha leihlo li tšoara mathata kapele. Likarolo tsena li thusa bahlahisi ho fana ka lihlahisoa tsa boleng bo holimo tse fihlelang maemo a indasteri.

Keletso: Ho lekoa khafetsa ha lisebelisoa tsa extrusion ho fokotsa liphoso le ho netefatsa tlhahiso ea boleng bo holimo.

Papiso ea Top Conical Twin Screw Extruders bakeng sa 2025

Litekanyetso tsa Ts'ebetso

Li-extruder tse holimo tsa conical twin screw ka 2025 li fana ka ts'ebetso e matla profilong ea PVC le tlhahiso ea liphaephe. Baetsi ba sebelisa li-alloys tse tsoetseng pele le machining a nepahetseng ho ntlafatsa tlhahiso le ho fokotsa nako. Li-extruder tse ngata joale li na le litsamaiso tse bohlale tsa taolo. Lits'ebetso tsena li thusa basebelisi ho lekola mocheso, khatello le lebelo la screw ka nako ea nnete. Ka lebaka leo, mela ea tlhahiso e fihlella ho feta ho feta le ho tsitsa ha lihlahisoa tse ntle. Mefuta e etelletseng pele e boetse e bonts'a ts'ebeliso e ntle ea matla, 'me e meng e fokotsa tšebeliso ea matla ka 15% ha e bapisoa le meloko e fetileng.

Boiphihlelo ba Mosebelisi le Maikutlo

Basebelisi ba tlaleha hore li-extruder tsa sejoale-joale tsa conical twin screw li bonolo ho li sebelisa le ho li hlokomela. Li-interface tsa li-touchscreen le li-control tse iketsetsang li nolofatsa ts'ebetso ea letsatsi le letsatsi. Basebelisi ba bangata ba ananela li-screw tse fetohang ka potlako le li-barrel system, tse fokotsang nako ea ho phomola nakong ea tlhokomelo kapa phetoho ea sehlahisoa. Maikutlo a tsoang ho batsamaisi ba tlhahiso e totobatsa ho tšepahala ha mechine ena. Ba hlokomela libaka tse fokolang tse sa reroang le boleng bo tsitsitseng ba sehlahisoa, esita le nakong ea nako e telele ea tlhahiso. Basebelisi ba bang ba boetse ba bolela hore likarolo tse tsoetseng pele tsa ho beha leihlo li ba thusa ho lemoha ho khathala kapele le ho hlophisa tlhokomelo pele mathata a hlaha.

Basebelisi ba bangata ba ananela tlhahiso e tsitsitseng le maemo a tlase a lerata a conical twin screw extruder.

Ho tšoaneleha bakeng sa Pipe vs. Profile Applications

Litlaleho tsa indasteri li bonts'a hore lipeipi tsa conical twin screw extruders li ipabola haholo tlhahisong ea liphaephe tsa PVC tse boima, haholo-holo bakeng sa lipeipi tse bophara bo boholo le tse nang le marako a teteaneng. Moralo oa bona o ts'ehetsa torque e phahameng le phepelo e matla ea thepa, e etsa hore e be tse loketseng makala a kaho le a ts'ebeliso. Leha ho le joalo, li-parallel twin screw extruders li fana ka phetoho e kholo bakeng sa profil extrusion le boholo bo boholo ba liphaephe. Li lumella bolelele ba li-screw tse telele, moea o betere, le mokhoa o bonolo oa scalability.

Li-extruder tsa conical twin screw li na le karolo e nyane ea 'maraka empa li lula li le bohlokoa bakeng sa lits'ebetso tse ikhethileng, tse boima. Meralo e tšoanang e ntse e tsoela pele ho tsebahala ka lebaka la ho ikamahanya le maemo le likarolo tse tsoetseng pele tsa ts'ebetso.

Conical mafahla screw barrel fanaphallo ea thepa e ntlafalitsoeng, ho boloka matla, le bophelo bo bolelele ba ts'ebeletsobakeng sa Pipe ea PVC le Profile E etselitsoeng li-Extruders Conical Twin Screw Barrel line. Basebelisi ba lokela ho bapisa tlhophiso ea screw le litsamaiso tsa taolo le litlhoko tsa thepa le tekanyo ea tlhahiso. Litsebi li khothalletsa ho hlahloba motsoako, ho fepa, le ho tšoarella ha mochine bakeng sa liphello tse nepahetseng.

LBH

Ke melemo efe eo conical twin screw barrel e fanang ka eona bakeng sa tlhahiso ea boemo ba PVC?

Conical twin screw barrel e eketsa ts'ebetso ea ho kopanya, e ntlafatsa boleng ba sehlahisoa, 'me e lelefatsa bophelo ba lisebelisoa. Basebelisi ba fumana tlhahiso e phahameng le tšebeliso e tlase ea matla.

Basebelisi ba lokela ho hlahloba libarele tsa conical twin screw barrel hangata hakae?

Basebelisi ba lokela ho hlahloba libarele likhoeli tse ling le tse ling tse tharo. Licheke tsa kamehla li thusa ho boloka ts'ebetso le ho thibela ho theoha ho sa lebelloang.

Na libarele tsa conical screw screws li ka sebetsana le mefuta e fapaneng ea PVC?

Ee. Bahlahisi ba rala libarele tsa conical twin screw bakeng sa ho tenyetseha. Basebelisi ba ka fetola litlhophiso ho sebetsana le likhomphutha tse fapaneng tsa PVC ka liphetho tse ts'oanang.