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Otu esi akwụsị teepu PTFE a na-atụgharị ka ọ ghara ịrapara onwe ya n'oge nchekwa ogologo oge

Nlele: 0     Odee: Saịtị Editọ Oge mbipụta: 2026-06-11 Mmalite: Saịtị

Jụọ ase

Ị mepee mpịakọta PTFE elu-okpomọkụ teepu nke nọ ọdụ na nchekwa ruo ọnwa. Mgbe ị na-agbalị ịtọpụ ya, n'ígwé na-ejikọta ọnụ. Ikpochapụ ha iche na-ahapụ ihe fọdụrụ na nrapado n'akụkụ azụ azụ - teepu ahụ emebiwo.

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A na-akpọ nsogbu a adhesion interlayer ma ọ bụ igbochi . Ọ na-eme n'ihi ihe abụọ: ọdịdị nke PTFE na silicone adhesive, tinyere ọnọdụ nchekwa adịghị mma. Ozi ọma ahụ bụ na enwere ike igbochi ya - ma otu esi emepụta teepu na otu esi echekwa ya.

Aokai PTFE edozila okwu a site na njikwa nlezianya. Ntuziaka a na-akọwa ihe kpatara mgbochi ji eme yana ihe ị nwere ike ime iji zere ya.

Kedu ihe kpatara PTFE teepu Block? Mgbọrọgwụ Abụọ

Iji gbochie igbochi, ị ghaghị ịghọta usoro abụọ na-akpata ya.

1. Ihe onwunwe - PTFE ebe nchekwa na nrapado creep

  • Ebe nchekwa na-agbanwe agbanwe nke ihe nkiri PTFE: N'oge mmepụta, a na-agbatị ụdọ molekul PTFE. Mgbe teepu ahụ merụrụ ahụ nke ọma ma chekwaa ya n'okpuru nrụgide ruo ọnwa ole na ole, nchekasị dị n'ime ya na-eji nwayọọ nwayọọ na-ahapụ. Ihe nkiri ahụ na-agbalị ịla azụ, na-eme ka teepu ahụ daa ma ọ bụ nrapado na-apụ apụ.

  • Silicone PSA creep: silicone pressure-sensive nrapado abụghị ihe siri ike - ọ bụ ihe viscoelastic ọkara mmiri. N'okpuru nrụgide na-adịgide adịgide na okpomọkụ, ọ na-asọpụta (na-akpụ akpụ) na-ele anya anya, na-abanye n'ime oghere ma ọ bụ udidi nke akụkụ azụ na-adịghị mma. Ozugbo nke ahụ mere, n'ígwé na-ejikọta na-adịgide adịgide.

2. Ọnọdụ nchekwa mpụga - okpomọkụ, iru mmiri, na nrụgide

  • Okpomọkụ karịrị 40°C: Okpomọkụ na-eme ngwa ngwa nrapado. PSA viscosity na-adaba, ma na-eruba na-abawanye.

  • Nnukwu iru mmiri (> 70% RH): Mmiri nwere ike ime ka hydrolysis nke nrapado, na-eme ka elu dị elu ma na-akwalite adhesion.

  • Nrụgide arụrụ arụ site na mkpokọ: mpịakọta dị arọ ekpokọtara n'elu ibe ya na-amanye oyi akwa nrapado n'akụkụ azụ nke oyi akwa ọzọ, na-amanye njikọ anụ ahụ.

PSA_Blocking_Mechanisms.png

Ngwọta Nrụpụta - Ụjọ ikuku nke gradient

Otu ihe kachasị mkpa na-egbochi igbochi bụ otú teepu na-emerụ ahụ n'oge mmepụta.

1. Ụkpụrụ - siri ike n'èzí, rụrụ n'ime

Ọ bụrụ na a na-emerụ akwụkwọ mpịakọta ahụ yana oke mgbakasị ahụ mgbe niile, ọkwa dị n'ime (n'akụkụ isi) na-enwe nrụgide mkpakọ. Mgbe ọnwa nke nchekwa gasịrị, nrụgide ahụ na-akwaba nrapado n'akụkụ azụ.

Na gradient ifufe erughị ala :

  • N'ígwé dị n'elu: ọnya siri ike (iji mee ka mpịakọta ahụ gbakọọ)

  • N'ígwé dị n'ime: ọnya na-adị nwayọọ nwayọọ (iji belata nrụgide fọdụrụ na isi)

Nsonaazụ: Ahụmahụ ndị bụ isi ihe fọrọ nke nta ka ọ bụrụ enweghị nrụgide na-adịgide adịgide, yabụ na ọ fọrọ nke nta ka ikpochapụ ihe na-akpụ akpụ.

2. Otu esi eme ya - njikwa esemokwu mechiri emechi

Aokai PTFE na-eji sistemu njikwa nchekasị mechiri emechi:

  • Ihe mmetụta na-enyocha dayameta mpịakọta ozugbo

  • Onye njikwa na-agbakọ esemokwu achọrọ site na iji usoro nwe ya

  • Ndị na-eme ihe (mgbanwe-ugboro ma ọ bụ moto torque) na-emegharị esemokwu ahụ ka akwụkwọ mpịakọta na-ewuli elu.

Esemokwu ikuku na-ebelata nke nta nke nta site na mgbanaka ime ruo na mgbanaka mpụta. Nke a na-egbochikwa akwụkwọ mpịakọta siri ike (ebe akwa ime ya na-agbakọ nke ukwuu nke na ọ na-esiri ha ike ịtọpụ).

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Usoro Mmepụta Mgbakwunye - Na-agafe Ikuku

Esemokwu gradient bụ isi, mana usoro nrụpụta ndị ọzọ na-enyekwa aka.

1. Họrọ ezigbo ihe

  • PSA silicone nwere njikọ dị elu: Ọ na-adịkarị mfe ịbanye n'okpuru nrụgide na okpomọkụ.

  • Ihe nkiri PTFE Extruded: Nwere nrụgide mgbaka molekụla dị ala karịa ihe nkiri skived, na-ebelata mmetụta ebe nchekwa na-agbanwe.

2. Tinye ihe mkpuchi ntọhapụ n'akụkụ azụ

Jiri na-emeso akụkụ na-abụghị nke nrapado . mkpuchi ntọhapụ fluorosilicon ma ọ bụ primer Nke a na-ebelata ike elu nke akụkụ azụ, na-eme ka ọ dịkwuo ike maka nrapado iji jikọta ya.

3. Tinye ikewapụ anụ ahụ maka akara ule nrapado siri ike

Maka teepu nwere akwa nrapado dị oke oke (> 0.05mm), mpempe akwụkwọ ntọhapụ ma ọ bụ ihe nkiri ewepụtara n'etiti ọkwa. Nke a bụ ihe adịghị mma maka nchekwa ogologo oge (karịa ọnwa 12).

Nchekwa Kwesịrị Ekwesị - Ọrụ Gị Mgbe Ịzụchara

Ọbụna teepu arụpụtara kacha mma nwere ike igbochi ma ọ bụrụ na echekwara ya ezighi ezi. Soro iwu ndị a.

1. Njikwa gburugburu ebe obibi - mee ka ọ dị jụụ ma kpọọ nkụ

Oke

Oke akwadoro

Ntak

Okpomọkụ

-15°C ruo 40°C (ezigbo 15-25°C)

Ihe karịrị 40 Celsius C na-eme ngwa ngwa

Iru mmiri dị ala

30% - 70% RH

N'okpuru 30% nwere ike ime ka static; karịa 70% nwere ike ime ka hydrolysis

Ìhè

Enweghị ìhè anyanwụ kpọmkwem

UV na-eweda nrapado ka oge na-aga

Chemicals

Wepụ ihe mgbaze, acids, alkalis

Uzuoku nwere ike ịwakpo nrapado

2. Ijikwa na ikpokọta - enweghị nrụgide dị arọ

  • Debe mpịakọta n'ahịrị (n'akụkụ ha) n'elu akwa akwa. Ekwela ka ha kwụ ọtọ - nke a nwere ike ibute nrụrụ ihu.

  • Jiri akwa nchekwa maka nnukwu ngwaahịa. Achịkọtala mpịakọta karịa 3-4 elu - mpịakọta ala ga-enwe oke nrụgide.

  • Tụgharịa mpịakọta kwa nkeji - gbanwee ọnọdụ nrụgide site na ịkwaga mpịakọta ala n'elu.

  • Debe nkwakọ ngwaahịa mbụ - ihe mkpuchi plastik na-echebe megide uzuzu na iru mmiri. Ọ bụrụ na mebiri emebi, mechie ya ozugbo na ihe nkiri plastik.

3. Ihe ị ga-eme na mpịakọta ndị dị ugbu a nwere ike ịnọ n'ihe ize ndụ

Ọ bụrụ na ị nwere mpịakọta nke echekwara na ọnọdụ adịghị mma (na-ekpo ọkụ, iru mmiri, akwa akwa), nwalee obere ihe nlele tupu itinye ya na mmepụta. Wepụ 1-2 mita wee lelee:

  • Nguzogide na-adịghị ahụkebe mgbe ị na-atụgharị

  • Ihe fọdụrụ na nrapado n'akụkụ azụ

  • Nrụrụ a na-ahụ anya nke isi mpịakọta mpịakọta

Ọ bụrụ na ịchọta nke ọ bụla n'ime ihe ndị a, kpoo akwụkwọ mpịakọta ahụ nke ọma (30-40 ° C maka awa ole na ole) tupu ịwepụ ya - nrapado nwere ike ịdị nro nke ọma iji hapụ ya nke ọma. Mana maka ngwa dị oke egwu, dochie akwụkwọ mpịakọta.

Nchịkọta – Ndepụta nyocha mgbochi mgbochi zuru oke

Ogbo

Omume

Nrụpụta

Esemokwu ikuku gradient (mpụta siri ike, ime adịghị mma)

Nrụpụta

Jiri silicone PSA nwere njikọ dị elu, ihe nkiri PTFE extruded

Nrụpụta

Tinye mkpuchi ntọhapụ fluorosilicon n'akụkụ azụ

Nrụpụta

Tinye akwụkwọ ntọhapụ maka akara ule nrapado siri ike

Nchekwa

Debe okpomọkụ -15 ° C ruo 40 Celsius C, iru mmiri 30-70% RH

Nchekwa

Chekwaa kwụ n'ahịrị n'elu racks, kpachie ogologo mkpokọta

Nchekwa

Tụgharịa mpịakọta kwa nkeji

Nchekwa

Debe na nkwakọ ngwaahịa mbụ, mechie ọzọ ma ọ bụrụ na emebie

Tupu eji

Nwalee nlele ma ọ bụrụ na ọnọdụ nchekwa nwere ajụjụ

Aokai PTFE na-arụpụta teepu okpomoku dị elu nke PTFE yana esemokwu ikuku gradient dị ka ọkọlọtọ. Maka nchekwa ogologo oge (ihe karịrị ọnwa 6), anyị na-akwado gbakwunyere akara mpịakọta n'ime akpa foil mgbochi mmiri yana ịchekwa na ọnọdụ ihu igwe na-achịkwa. Kpọtụrụ anyị maka nhọrọ nkwakọ ngwaahịa omenala.

Enyere ọdịnaya dị n'elu Ụgwọ nke ụlọ ọrụ Jiangsu Aokai New Materials Technology Co., Ltd.

Ọ bụrụ na ị chọrọ ozi ndị ọzọ na nkọwa, ngwa ndapụta na ngwọta ahaziri maka anyị zuru ngwaahịa ahịrị, gụnyere PTFE elu-okpomọkụ akwa, PTFE elu okpomọkụ teepu, PTFE ntupu eriri, enweghị nkebi bonding igwe eriri, otu akụkụ PTFE ákwà, elu-okpomọkụ na-eguzogide ebu belt na elu-okpomọkụ kọntaktị:

Anyị na-agbaso nkà ihe ọmụma nke ọkachamara na iguzosi ike n'ezi ihe, ma na-agbalịsi ike ịnye gị ngwọta nkwụsịtụ na ọrụ nlezianya.

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