Gɛlɛya minnu bɛ sɔrɔ funteni bonya fɛ, an bɛ se ka an yɛrɛ tanga cogo min na PTFE finiw na minnu bɛ funteni caman kɛ

PTFE fini min bɛ funteni caman na, o tɛ ni coefficient fixe de expansion thermal (CTE) ye. A tɛ i n’a fɔ nɛgɛ walima plastiki gɛlɛn, a ka bonya kɛcogo bɛ ɲɔgɔn sɔrɔ ni fibreglasi basigilen fini ye, PTFE doni kɔnɔfɛnw, finiko jɔcogo, ani baarakɛcogo funteni hakɛ.

O gɛlɛya in bɛ na ni gɛlɛyaw ye tuma caman na minnu tun ma deli ka sɔrɔ: fɛnɲɛnamafagalanw sirilenw, gaziw tigɛlenw, layɛrɛw delaminated, walima release liners warped. Faamuyali n’a dilanni walasa ka funteni bonya, o nafa ka bon walasa ka baara kɛ waatijan kɔnɔ min bɛ se ka da a kan.

Aokai PTFE ye funteni yiriwali kɛcogo sɛgɛsɛgɛ baarakɛcogo caman kɔnɔ. Nin gafe in bɛ CTE nafa danmadɔw ɲɛfɔ ani ka fɛɛrɛ ɲuman wɔɔrɔ di walasa ka an yɛrɛ tanga dɛsɛw ma minnu bɛ tali kɛ farali la.

Coefficients typiques de expansion thermal – Aw ye aw ka jatew dɔn

1. PTFE saniyalen ka ɲɛfɔli CTE

PTFE saniyalen bɛ ni funteni bonya coefficient lineaire caman ye: a bɛ se ka kɛ 10×10−5/°C (100–200 ppm/°C) ye so funteni na, ni fɛn caman ɲɔgɔnna yeli tɛ sinsinni ye ni funteni bɛ wuli.

Kɔlɔsili kɔrɔlen : PTFE bɛ kɛ ni kristalɛ fasa jiginniw ye lamini na 19°C ni 30°C , o bɛ na ni hakɛ caman yeli ye yɔrɔnin kelen 1%–2% . O jogo in bɛ jateminɛ kɛrɛnkɛrɛnnen de wajibiya baarakɛcogo tigitigiw la. PTFE filimu saniyalen min janya ye mɛtɛrɛ 1 ye, o bɛ se ka bonya ni santimɛtɛrɛ 1-2 ye ni a tɛmɛna so funteni dɔrɔn fɛ.

2. PTFE fini min funteni ka bon (fibre de verre substrat) – CTE hakɛ danmadɔ

Fibreglasi yɛrɛ bɛ ni CTE ultra-low ye min bɛ se 100 ɲɔgɔn ma. 5×10−6/°C (5 ppm/°C) , o bɛ kɛ karamɔgɔ gɛlɛn ye walasa ka PTFE bonya dantigɛ ani ka fini dafalenw ka funteni bonya dɔgɔya kosɛbɛ awiyɔn kɔnɔ. Nka, hali bi, o fɛn dilannen bɛ na ni bonyaba ye ka tɛmɛ fini gansan kan min dilalen don ni fibreglasi ye.

Fàrali min bɛ Kɛ a janya siratigɛ la, o nafa ka bon kosɛbɛ k’a sababu Kɛ PTFE resin hakɛ caya ye. Ɛntɛrinɛti siratigɛ la, a ka c’a la, fɛn caman b’a la ka fɛn caman Changements in-plane dimensionnels dɔrɔn de bila jɔyɔrɔ fɔlɔ la.

Design Structural Clearances ka ɲɛsin funteni janya ma

1. Hɔrɔnya farali dakunw

Ni aw bɛ kɛ gaziw ye, ka kɛ fɛnɲɛnamafagalanw ye, walima ka kɛ fɛnw ye minnu bɛ se ka wuli, aw kana a siri kosɛbɛ fan naani bɛɛ la. Aw bɛ da hɔrɔnyalen kelen walima fila mara a dɔgɔyalenba la walasa ka a to funteni ka se ka wuli ani ka a sɔgɔsɔgɔ dan tɛ min na.

2. Jiginni dingɛ janyalenw

Ni a ka kan ka bololanɛgɛ siri, aw bɛ dingɛw bonya walima ka dingɛ janw ta minnu bɛ ni sɔgɔli ye. Aw kana bololanɛgɛw siri ka ɲɛ; aw bɛ gaziw fara a kan walasa ka sɛgɛnlafiɲɛbɔ misɛnninw mara. O bɛ kɛ sababu ye ka fɛn in bonya ani ka dɔgɔya k’a sɔrɔ degun ma kɛ a la bololanɛgɛ yɔrɔw la.

3. Layidu tilalen

Ni aw bɛ a sigi yɔrɔba la, aw bɛ fini tila ka kɛ pankurun danfaralenw ye ni milimɛtɛrɛ 3–5 ye minnu bɛ se ka fara ɲɔgɔn kan, kɛrɛnkɛrɛnnenya la a janya siratigɛ la. O bɛ buckling bali ka fara ɲɔgɔn kan ka tɛmɛn span janw kan.

Aw bɛ aw yɛrɛ tanga funteni teliya teliya ma fasa jiginni funteni jugumanw kan

PTFE bɛ tɔɔrɔ kosɛbɛ a hakɛ jiginni na so funteni kɛrɛfɛ – kɛrɛnkɛrɛnnenya la 19°C ni 30°C fasa jiginni yɔrɔw la. Ni minɛnw bɛ to ka ɲɔgɔn falen-falen nɛnɛ marayɔrɔ ni lamini funteni cɛ, aw kana PTFE fini siri kosɛbɛ.

• Ni a bilala funteni dɔgɔman na nka a bɛ baara kɛ funteni caman na, fini bɛna janya (misali la, fini min janya ye mɛtɛrɛ 1 ye, o bɛ janya milimɛtɛrɛ caman na ni a sumana ka bɔ 25°C la ka se 200°C ma).

• Aw bɛ tensioning assemblées kɛ ni automatique compensation ye (spring-loaded or counterweight systems) sanni ka rigid locking kɛ.

Sariya kɔrɔlen : Aw kana PTFE fini siri ka ɲɛ abada so funteni na ka sɔrɔ k’a sumaya – a bonya bɛna kɛ sababu ye ka jikuruw lawuli. Aw kana a siri ka ɲɛ abada funteni caman na ka sɔrɔ k’a nɛnɛ – a dɔgɔyali bɛna a fɛn tigɛ walima ka a degun kojugu.

Anti-Buckling Design ka ɲɛsin Overlaps ni Joints ma

• Aw bɛ ɲɔgɔn dafa ka kɛɲɛ ni bonya sira ye , ani ka aw jija ka da ɲɔgɔn kan bonya ka tɛmɛ janya hakɛ fɔlen kan.

• Ni sewn seams , aw bɛ allowance lase to stitching threads kan. Ni a sirilen don ni nɔrɔlan ye min funteni ka bon, aw bɛ kola elastiki sugandi walasa ka tigɛli bali min bɛ sɔrɔ expansion coefficients bɛnbaliw fɛ.

• Walasa ka multi-layer stacking , aw kana surface dafalen sirili kɛ. Aw bɛ spot bonding walima partition fixing ta ni presse strips ye walasa ka sira di interlayer sliding ma – ka blistering ni delamination ban.

Tension Control ka ɲɛsin baarakɛcogo ma

1. Conveyor belt baarakɛcogo

Aw bɛ otomatiki tensionɛriw don minnu bɛ kɛ ni girinya ɲɔgɔn ye walima minnu bɛ ni resɔrɔn ye walasa ka fini lafiyali minɛ funteni caman na ani ka dɔgɔya ni funteni dɔgɔyara. Aw kana cɛsirilan siri kojugu abada funteni caman na – o bɛna kɛ sababu ye ka doni caya nɛnɛ waati. Cɛsirilan tension ka kan ka bila baarakɛcogo funteni hakɛ la min bɛ makɔnɔ.

2. Aw bɛ finimuguw ni isolation sɛbɛnw bila

Aw bɛ a da fla ye ka sɔrɔ aw ma pre-tension (tansiyɔn) kɛ. Aw bɛ a siri dɔɔni ni aw yɛrɛ girinya ye walima ni digidigilanw ye minnu ka dɔgɔn sira kelen fɛ walasa ka kurukuru banbaliw bali minnu bɛ sɔrɔ funteni fɛ.

Mitigate Distortion ka bɔ funteni jiginni jugumanw na

Fɛnɲɛnɛmafagalan min tɛ kelen ye, o bɛ kɛ ni fini fan kelen bɛ funteni caman na k’a sɔrɔ tɔ kelen tora nɛnɛ na, o bɛ kɛ sababu ye ka finimugu wuli.

Fɛɛrɛ minnu bɛ se ka kɛ ka furakɛli kɛ:

• Kɔrɔbɔli tuma ni tuma ni karamɔgɔya ye sanni ka to ka a dawolo dafalen degun

• Aw bɛ sugandi minnu ka bon, fibreglasi basigilen finimugu gɛlɛnw walasa ka warpage dɔgɔya

• Aw bɛ kɔsegin arching bila ka kɔn funteni dɔgɔya fan fɛ ni a mago bɛ a la (aw bɛ fini kuru ka kɔn walasa a ka flakɛ baarakɛ funteni na)

Sɛgɛsɛgɛli ni ladonni waati ni waati

Sumaya sɛgɛsɛgɛli kuntaalajan kɔfɛ, PTFE bɛna nɛnɛ jibɔ deformation sɔrɔ , o bɛ na ni dimensions elongation banbali walima localized slackness ye.

• Aw bɛ to ka tension hakɛw sɛgɛsɛgɛ ani ka u ladilan kokura – cɛsirilanw bɛ se ka kɛ sababu ye ka u tension kokura funteni sɛgɛsɛgɛli fɔlɔw kɔfɛ.

• Aw bɛ kurukuruw ni delamination dilan joona walasa ka degunw sɔrɔ ani ka u ɲɛji bɔ.

• Sɛbɛnw bonya kɛcogo – ni cɛsirilan bɛ to ka wuli ka tɛmɛ ladilanni hakɛ kan, a bɛ se ka kɛ ko a mago bɛ fɛn wɛrɛ la min bɛ se ka fɛn wɛrɛ bila a nɔ na walima fɛn wɛrɛ min bɛ bɛn CTE ma.

Aokai PTFE ka ladilikan : Ni aw bɛ baara kɛ ni funteni ye min ka jugu kosɛbɛ (misali la, foro kɔnɔ fɛnw bɛ boli ka bɔ lamini na ka taa 250°C la siɲɛ caman tile kɔnɔ), an bɛ fini dɔ laadi min ka fibreglasi hakɛ ka ca (CTE ka dɔgɔn) ani min bɛ se ka tension kɔlɔsi otomatiki la.

Kuma surun – Sumaya yiriwali dilancogo sɛgɛsɛgɛli sɛbɛn

Aokai PTFE bɛ PTFE fini funteni caman dilan ni CTE hakɛ sɛbɛnnenw ye ani a bɛ se ka jate kɛrɛnkɛrɛnnenw fɔ aw ka baarakɛcogo funteni hakɛ la. Aw ye anw sɔrɔ walasa ka kunnafonidisɛbɛnw sɔrɔ fɛɛrɛko siratigɛ la ani baarakɛminɛnw dilanni dɛmɛni kama.

Nin fɛɛrɛ sɛbɛn in bɛ di Jiangsu Aokai Kura Materiel Teknoloji Co., Ltd.

Ni aw mago bɛ fɛɛrɛko paramɛtiriw kɔnɔ minnu ka dun, baarakɛcogo minnu bɛ kɛ ka kɛɲɛ ni mɔgɔw sago ye ani fura minnu bɛ kɛ ka kɛɲɛ ni mɔgɔw sago ye an ka fɛn dilannenw bɛɛ lajɛlen na i n’a fɔ PTFE finiw minnu bɛ funteni caman bɔ, PTFE kasɛti minnu ka funteni ka bon, PTFE cɛsirilanw, laminatɛri cɛsirilanw, laminatɛri cɛsirilanw, PTFE fini fan kelen ani fɛnɲɛnamafagalanw minnu bɛ se ka funteni caman kɛlɛ, aw bɛ se ka anw sɔrɔ nin siraw fɛ minnu bɛ duguma:

• Cɛ Guo: +86 18944819998 ye

• Cɛ Liu: +86 13705266308 ye

An bɛ tugu baarakɛlaw ka sariyaw n’u ka kantigiya kɔ walasa ka fɛnw ɲɛnabɔcogo kelen di ani ka dɛmɛ don feereli kɔfɛ min bɛ kɛ ni hakili ye, ka ɲɛsin kiliyan bɛɛ ma.