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Ebirimu
Mu bifo ebikola eddagala, payipu n’ebibya byolekagana n’okulumba buli kiseera okuva mu mikutu egy’amaanyi – asidi ez’amaanyi, alkali ayokya, ebizimbulukusa ebiramu, n’omukka. PTFE tape ye solution eya bulijjo eri anti-corrosion, obutakwata, n’okusiba. Naye okulonda olutambi olutuufu si kyangu ng’okulonda ekipimo ky’ebbugumu ekisinga obunene.
Aokai PTFE ebadde egaba PTFE tape okukozesebwa eddagala okumala emyaka mingi. Ekitabo kino kinnyonnyola ensengeka ya layeri ssatu eya PTFE tape, emisingi gy’okulonda emisingi (ebbugumu, emikutu gy’eddagala, ebyetaago by’ebyuma), n’enkola enkulu ey’okuzimba.
Omulimu okutwalira awamu ogwa PTFE tape ey’ettunzi gusalibwawo layers ssatu ez’enzimba:
Layer y’enzimba |
Ebikozesebwa ebya bulijjo |
Enkosa ku Kulonda Ebintu |
|---|---|---|
Oluwuzi olukola ku ngulu |
Pure PTFE film / olugoye lwa fiberglass olufukiddwamu PTFE |
Efuga eby’obugagga ebitakwata, okuziyiza eddagala, n’okuziyiza ebbugumu erisingako |
Okunyweza substrate |
Tewali (pure film) / Olugoye lwa fiberglass / Olugoye lwa Aramid |
Esalawo amaanyi g’ebyuma, okuziyiza okusika, n’okuziyiza okuboola |
Layer y’okusiiga |
Silicone PSA, Acrylic PSA, PSA ekoleddwa mu kapiira |
Ateeka ekkomo ku bbugumu erya waggulu n’obuziyiza bw’eddagala lya ttaapu yonna; ebiseera ebisinga akakwate akasinga obunafu mu kukola emirimu |
Okutegeera okukulu: Wadde PTFE yennyini esobola okukola obulungi okuva ku -190°C okutuuka ku 260°C okumala ebbanga eddene, ekyesiiga kye kiziyiza okukola . Londa ekyesiiga okusinziira ku mbeera y’obuweereza entuufu, so si ku ngulu kwa PTFE kwokka.
Ebbugumu erisangibwa |
Eky’okusiiga ekisemba |
Lwaaki |
|---|---|---|
200°C – 260°C (ez’ekiseera ekiwanvu) . |
Silicone PSA (kyetaagisa) . |
Enkola yokka ey’okusiiga ekuuma tackiness enywevu ku range eno; ebisigadde ebitono oluvannyuma lw’okusekula |
120°C – 180°C nga erimu okuziyiza ekisengejja & amafuta okusingako |
PSA ya acrylic ey’ebbugumu eringi |
Okukwatagana okw’amaanyi okusinga silikoni, naye kulemererwa mangu ku 260°C |
Wansi wa 100°C |
Acrylic oba rubber eya bulijjo |
Kikkirizibwa, naye nga tekitera kubaawo mu mbeera z’eddagala |
Aokai PTFE note: Ku kusiiga ku 200°C+, acrylic PSA tekkirizibwa – ejja kuvunda, egonvu, era ereete okusekula kwa tape. Silicone ye yokka esobola okulondebwa.
Oluwuzi olukola olwa PTFE lulina kumpi okuziyiza okukulukuta okwa bulijjo (okuggyako ebyuma bya alkali ebisaanuuse ne ggaasi wa fluorine ow’ebbugumu erya waggulu). Naye, emikutu gy’eddagala giyingira okuva ku mbiriizi za ttaapu ne gikulukuta butereevu oluwuzi olusiiga.
Emikutu gy’Eddagala |
Eky’okusiiga ekisemba |
Okwegendereza |
|---|---|---|
Asidi ez’amaanyi ezitali za kiramu (HCl, H2SO4 ≤80%), alkali ez’amaanyi (NaOH), omunnyo, omukka gw’amazzi |
Silikoni PSA |
Okugumiikiriza okulungi ennyo; ekola cladding ekuuma stable |
Ebizimbulukusa ebiramu (ketones, esters, benzene, toluene), amafuta, amafuta, asidi ez’amaanyi ezikola oxidizing (HNO3, concentrated H2SO4), glacial acetic acid |
Acrylic PSA (eddaala eriziyiza ekizimbulukusa) . |
Silikoni azimba mu biwujjo ebiramu; acrylic esengekeddwa, naye kakasa ekipimo ky’ebbugumu (okutwalira awamu ≤150°C) |
Omukka ogw’ebbugumu eringi + asidi/alkali ow’obungi (okukyukakyuka mu kubikkulwa) . |
Silicone PSA ekyusiddwa + okuzingulula okw’emitendera mingi |
Embeera esinga obuzibu – silikoni eyinza okufuuka amazzi; okunyweza n’okuzingulula okw’emitendera mingi |
Ku bbugumu erisukka 150°C n’ebizimbulukusa ebiramu: Kozesa ekyuma ekitereeza oba ekyuma ekitereeza ebbugumu ekitaliimu glue ekirongoofu PTFE tape/tubing.
Ensonga y’okusaba |
Substrate esengekeddwa |
Ensonga |
|---|---|---|
Payipu ebweru bbugwe anti-corrosion & anti-stick okusiiga (okuziyiza splash ebintu okukuŋŋaanyizibwa) |
Olugoye lwa fiberglass olusiigiddwa PTFE olw’amaanyi amangi (ka kitaka/omuddugavu) |
Egumira okwambala, tegukwata maziga; obuwanvu bwa mm 0.13-0.25; esaanira okuzingulula enfunda eziwera, okukwatagana okulungi ennyo |
Ekibya munda bbugwe & flange kungulu anti-stick liner |
Firimu ya PTFE ennongoofu entangaavu |
Ultra-smooth non-stick surface, tewali bulabe bwa fiber wicking; kirungi nnyo ku bifo ebiwanvu n’ebinene ebikoonagana |
Okutabula shaft & okuzinga roller |
Olugoye lwa fiberglass olwa PTFE nga luliko ekizigo kya silicone ekiyitibwa high-tack |
Awagira tension winding; fiberglass substrate etuwa amaanyi g’okusika amangi, yeewala okukyukakyuka mu kiseera ky’okuzimbulukuka |
Okusiba obuwuzi n’okukyusa gaasi |
Ekyuma ekirongoofu PTFE firimu tape |
Ekozesa PTFE cold flow property okuziba ebituli; tape etaliimu fiberglass yeetaagibwa |
Manholes & sight glasses za ttanka ezitereka asidi ez’amaanyi |
Olugoye lwa PTFE film / fiberglass olulongoofu nga luliko ekizigo kya acrylic ekiziyiza eddagala |
Firimu ennongoofu eyawula emikutu egy’okukosa; olugoye lwa fiberglass lulongoosa obugumu; lap joints zeetaaga okunywezebwa mu layeri eziwera |
Okuggyamu amasavu mu bujjuvu, okuggyawo obusagwa n’okukaza kyetaagisa. Siimuula ku ngulu ne acetone oba omwenge n’ogobererwa okufumba amangu ennimi z’omuliro okusobola okukubisaamu amaanyi g’okukwatagana. Kino kiggyawo obucaafu ne kikola ku ngulu w’ekyuma okusobola okunywerera ennyo.
Ekitono ennyo layeri 2-3 eziyiringisibwa zeetaagibwa okukuuma eddagala nga buli nkulungo zikwatagana ebitundu 50%. Enkomerero za ttaapu zirina okunywezebwa n’okusiba waya za PTFE tape oba ekyuma ekitali kizimbulukuse ekikwatagana okuziyiza okusekula okujjuvu oluvannyuma lw’okuyingira kw’ekyesiiga okuva mu mikutu.
Ku mikutu gino egy’amaanyi ennyo, obutambi bwonna obulina ebisiiga ebiramu tebulina bulabe :
Ekirungo kya haidrojeni fluoride (HF) .
Okufumba alkali ow’amaanyi ow’ekirungo ekinene (>80%) .
Ekirungo kya klorini trifluoride (ClF3) .
Ekirala: Kyusa ku full PTFE lining oba welded fixed cladding (tewali adhesive).
Singa payipu etambuza ebintu ebiyinza omuliro era okukuŋŋaanyizibwa kw’ebintu ebitali bikyuka kuyinza okubaawo, londa obutambi bwa PTFE obutakyukakyuka (ebiseera ebisinga omuddugavu omuddugavu nga guliko carbon filler, surface resistivity 106-109 Ω) okusaasaanya static charge mu ngeri ey’obukuumi.
Singa embeera yo eba... |
Okulonda... |
Okweewala... |
|---|---|---|
200-260°C, asidi/alkali/omukka |
Silicone PSA + ekintu ekikolebwa mu fiberglass |
Acrylic PSA (ejja kuvunda) . |
120-150°C, ebizimbulukusa ebiramu |
Acrylic PSA (egumira ekizimbulukusa) . |
Silicone PSA (okuzimba mu bizimbulukusa) . |
>150°C, ebizimbulukusa ebiramu |
Pure PTFE film + okutereeza ebyuma |
Tape yonna eyesiiga |
HF, okufumba >80% alkali, ClF3 |
Lining ya PTFE yokka (tewali adhesive) . |
Tape yonna eriko ekizigo kya organic |
Ebintu ebiyinza okukwata omuliro, akabi akatali kakyukakyuka |
Olutambi lwa PTFE oluziyiza okutambula (olujjudde kaboni). |
Tepu ya mutindo etali ya butambuzi |
Okusiba obuwuzi, okujjuza ebituli |
Skived pure PTFE firimu tape |
Teepu enyweza fiberglass |
Aokai PTFE egaba obutambi bwa PTFE obujjuvu okukozesebwa mu ddagala – silicone PSA ku high-temp acid/alkali service, acrylic PSA for solvent resistance, ne anti-static grades. Tukwasaganye n’emikutu gyo egy’eddagala, ebbugumu lyo, n’ebyetaago by’ebyuma okusobola okulonda okutuukira ddala ku mutindo.
Ebintu eby’ekikugu waggulu biweereddwa... Jiangsu Aokai Ebintu Ebipya Tekinologiya Co., Ltd.
Bw’oba weetaaga ebikwata ku nsonga enzijuvu, ensonga z’okusaba n’okugonjoola ebigonjoolwa ku bintu byaffe byonna omuli olugoye lwa PTFE olw’ebbugumu eringi, PTFE olugoye olusiiga olw’ebbugumu eringi, PTFE omusipi ogw’ebbugumu ery’amaanyi, omusipi ogutaliiko mugongo, olugoye lwa PTFE olw’oludda olumu, omusipi ogutambuza ogugumira ebbugumu eringi n’olugoye lwa fiberglass olugumira ebbugumu, nsaba okwatagana ffe nga tuyita mu mikutu gino wammanga:
Mwami Guo: +86 18944819998 ye
Mwami Liu: +86 13705266308 ye
Bulijjo tugoberera enkola y’obuweereza ey’ekikugu n’obugolokofu, n’omutima gwaffe gwonna nga tuwa eby’okugonjoola eby’amakolero mu kifo kimu n’okuweereza bakasitoma mu ngeri elowoozebwako eri abakolagana bonna!