Kedu ihe ejiri ptfe tube mee?
Ntinye ngwaahịa
1,Ptfe tubebụ aha ọzọ maka polytetrafluoroethylene, ndebiri Bekee bụ PTFE, (nke a na-akpọkarị "Plastic King, Hara"), na usoro kemịkal bụ -(CF2-CF2) n-.Achọpụtara Polytetrafluoroethylene na mberede na 1938 site n'aka ọkà mmụta ọgwụ Dr. Roy J. Plunkett na DuPont.'s Jackson Laboratory na New Jersey, USA Mgbe ọ nwara ime chlorofluorocarbon ọhụrụ N'ihe gbasara friji.A na-akpọkarị ngwaahịa nke ihe a dị ka "mkpuchi na-adịghị mma";ọ bụ ihe polymer sịntetik nke na-eji fluorine dochie atom hydrogen niile na polyethylene.Ihe a na-eguzogide acids, alkalis, na ihe ndị na-emepụta ihe dị iche iche, ọ fọrọ nke nta ka ọ bụrụ ihe na-adịghị ike na ihe mgbaze niile.N'otu oge ahụ, PTFE nwere àgwà nke elu okpomọkụ na-eguzogide, na esemokwu esemokwu ya dị nnọọ ala, n'ihi ya, a pụrụ iji ya mee ihe dị ka ụzọ mmanu mmanu, ọ ghọkwara ihe mkpuchi dị mma maka oyi akwa dị n'ime nke ite ndị na-adịghị mma. na ọkpọkọ mmiri
A na-ejikarị ngwaahịa ngwaahịa a na ngwaahịa ndị a:
PTFE, FEP, PFA, ETFE, AF, NXT, FFR.
PTFE: PTFE (polytetrafluoroethylene) mkpuchi na-abụghị osisi nwere ike iji na-aga n'ihu na 260.°C, na oke ojiji okpomọkụ nke 290-300°C, ọnụọgụ esemokwu dị oke ala, ezigbo mgbochi iyi yana nkwụsi ike kemịkalụ mara mma.
FEP: FEP (fluorinated ethylene propylene copolymer) mkpuchi na-abụghị osisi na-agbaze ma na-asọpụta iji mepụta ihe nkiri na-adịghị agba agba n'oge a na-eme achịcha.Ọ nwere ezigbo nkwụsi ike nke kemịkalụ yana njirimara ndị na-adịghị mma nke ọma.Okpomọkụ kacha eji eme ihe bụ 200℃.
PFA: PFA (perfluoroalkyl compound) mkpuchi na-adịghị mma na-agbaze ma na-asọpụta n'oge a na-eme achịcha iji mepụta ihe nkiri na-adịghị mma dị ka FEP.Uru nke PFA bụ na ọ nwere okpomọkụ na-aga n'ihu na-aga n'ihu nke 260°C, isi ike na ike siri ike, ma dabara adaba maka ojiji na ngwa mgbochi mgbochi na kemịkalụ n'okpuru ọnọdụ okpomọkụ dị elu.
PTFE (Polytetrafluoroethene) bụ ihe eji eme ihe na-emepụta ihe nke na-eji fluorine dochie ihe niile hydrogen atom na polyethylene.Ihe a na-eguzogide acids, alkalis, na ihe ndị na-emepụta ihe dị iche iche, ọ fọrọ nke nta ka ọ bụrụ ihe na-adịghị ike na ihe mgbaze niile.N'otu oge ahụ, ptfe tube nwere àgwà nke elu okpomọkụ na-eguzogide, na ya esemokwu ọnụọgụ dị nnọọ ala, n'ihi ya, ọ pụrụ iji maka lubrication, na ọ na-aghọkwa ihe mkpuchi dị mma maka mfe na-ehicha woks na mmiri ọkpọkọ.Enwere ike iji ya maka nguzogide corrosion pipeline, nkwụsi ike dị elu na nke dị ala, yana nguzogide corrosion.A na-eji ya na gburugburu ebe siri ike dị ka mmanu, injinia, eletrọnịkị, ngwa eletriki, na ụgbọ elu.
Njirimara ngwaahịa
1, High na ala okpomọkụ eguzogide: obere mmetụta na okpomọkụ, obosara okpomọkụ nso, ọdabara okpomọkụ -65 ~ 260 ℃.
2. Na-abụghị nke nnyapade: Fọrọ nke nta niile bekee na-adịghị bonded na PTFE film.Ihe nkiri dị gịrịgịrị na-egosikwa arụmọrụ na-adịghị mma nke ọma.2. Okpomọkụ na-eguzogide: PTFE mkpuchi ihe nkiri nwere ezigbo okpomọkụ na-eguzogide na obere okpomọkụ na-eguzogide.Ọ nwere ike iguzogide okpomọkụ dị elu ruo 300 Celsius n'oge dị mkpirikpi, na n'ozuzu enwere ike iji ya na-aga n'ihu n'etiti 240 ° C na 260 ° C.Ọ nwere nnukwu nkwụsi ike thermal.Ọ nwere ike na-arụ ọrụ na oyi na-atụ okpomọkụ na-enweghị embrittlement na ọ dịghị agbazekwa na elu okpomọkụ.
3, slide onwunwe: PTFE mkpuchi film nwere elu ọnụọgụ nke esemokwu.Ọnụọgụ esemokwu na-agbanwe mgbe ibu na-amị amị, mana uru ya bụ naanị n'etiti 0.05-0.15.
4, Mmiri eguzogide: The elu nke PTFE mkpuchi film adịghị arapara na mmiri na mmanụ, na ọ dịghị mfe arapara ngwọta n'oge mmepụta arụmọrụ.Ọ bụrụ na enwere ntakịrị unyi, kpochapụ ya.Obere oge egbughị oge, na-echekwa oge ọrụ na imeziwanye arụmọrụ ọrụ.
5, eyi eguzogide: Ọ nwere magburu onwe eyi iguzogide n'okpuru elu ibu.N'okpuru ụfọdụ ibu, ọ nwere uru abụọ nke iguzogide iyi na enweghị nnyonye anya.
6, corrosion eguzogide: PTFE bụ na o siri ike corroded site chemicals, na ike idi ihe niile siri ike acid (gụnyere aqua regia) na ike oxidants ma e wezụga gbazere alkali ọla, fluorinated media na sodium hydroxide n'elu 300 ° C.Ọrụ nke ibelata ihe na-edozi ahụ na ihe mgbaze organic dị iche iche nwere ike ichebe akụkụ site na ụdị corrosion ọ bụla
ihe onwunwe kemịkalụ
1, mkpuchi: Ọ bụghị emetụta gburugburu ebe obibi na ugboro ugboro, olu eguzogide nwere ike iru 1018 ohm · cm, na dielectric ọnwụ bụ obere, na mmebi voltaji dị elu.
2, High na ala okpomọkụ eguzogide: obere mmetụta na okpomọkụ, obosara okpomọkụ nso, ọdabara okpomọkụ -190 ~ 260 ℃.
3, Self-lubricating: Ọ nwere kasị nta ọnụọgụ nke esemokwu n'etiti plastics na bụ ezigbo mmanụ-free lubricating ihe onwunwe.
4, elu na-abụghị nnyapade: mara siri ike ihe nwere ike ghara rube isi n'elu, ọ bụ a siri ike ihe na kasị nta elu ume.
5, Weather eguzogide, radieshon eguzogide na ala permeability: ogologo oge ikpughe na ikuku, elu na arụmọrụ na-agbanwe agbanwe.
6, Incombustibility: The oxygen ịgba index bụ n'okpuru 90.
7, PTFE ọtụtụ-eji na ụlọ ọrụ na-achọ elu okpomọkụ iguzogide na elu viscosity.A pụkwara iji super acid-fluoroantimonic acid kacha sie ike maka nchekwa
Mpaghara ngwa ngwaahịa
Enwere ike ịmepụta polytetrafluoroethylene site na ịkwanye ma ọ bụ extruding;enwere ike ime ya ka ọ bụrụ ihe nkiri wee bee n'ime teepu PTFE a na-agbanye n'osisi mgbe ejiri ya na wires okpomọkụ.A na-eji ya na-emepụta eriri ndị dị elu ma mee ya ozugbo na mgbasa mmiri.Enwere ike iji ya maka mkpuchi, impregnation ma ọ bụ ime eriri.
A na-eji Polytetrafluoroethylene eme ihe n'ọtụtụ ụlọ ọrụ dị ka ike nuklia, nchekwa mba, ikuku, elektrọnik, eletriki, kemịkalụ, igwe, akụrụngwa, mita, ihe owuwu, akwa, ọgwụgwọ elu igwe, ọgwụ, nlekọta ahụike, nri, ọla na mgbaze, wdg. ihe, ihe mkpuchi mkpuchi, mkpuchi mgbochi osisi, wdg na-eme ka ọ bụrụ ngwaahịa na-enweghị atụ.
PTFE eririnwere njiri mara mma zuru oke, nguzogide oke okpomọkụ, nguzogide corrosion, enweghị nkpado, mmanye onwe ya, ihe dielectric magburu onwe ya, yana ọnụọgụ esemokwu dị ala.Ejiri ya dị ka plastik injinia, enwere ike ịme ya na tubes PTFE, mkpanaka, eriri, efere, ihe nkiri, wdg. A na-ejikarị pipeline na-eguzogide corrosion, containers, pumps, valves, radar, high-frequency communication equipment, radio equipment, radomes, wdg nwere oke arụmọrụ chọrọ.Na-agbakwunye ihe ọ bụla na-ejuputa nke nwere ike iguzogide ọnọdụ okpomọkụ nke polytetrafluoroethylene, ihe eji arụ ọrụ ya nwere ike ime ka ọ dịkwuo mma.N'otu oge ahụ, a na-edobe ihe ndị ọzọ magburu onwe ya nke PTFE.Ụdị jupụtara na-agụnye eriri iko, metal, metal oxide, graphite, molybdenum disulfide, carbon fiber, polyimide, EKONOL, wdg. Ihe mgbochi na-eyi na njedebe PV nwere ike ịbawanye ugboro 1000.
Ọchụchọ metụtara ptfe hose:
Oge nzipu: Jan-07-2021