Esemokwu dị ala na ike kacha nta bụ uru dị mkpa nke akara PTFE na-enye.Enwere ike iji akara ndị a na-enweghị nsogbu yana akọrọ…
N'agbanyeghị ihe ndị dị ịrịba ama ya PTFE dị ọcha, na-ejupụta ma ọ bụ na-amaghị nwoke ezughị ezu maka ọtụtụ ngwa injinia na-achọsi ike. Karịsịa, mmiri oyi ya ma ọ bụ omume na-akpụ akpụ gbochiri iji PTFE na ngwa ngwa.Ọbụna na ụlọ okpomọkụ, PTFE ahụmahụ a ịrịba deformation n'elu oge mgbe ọ na-doro a na-aga n'ihu load.Also,-amaghị nwoke PTFE nwere siri ike ọ bụla resilience na-eyi ngwa ngwa n'agbanyeghị na ya ala ọnụọgụ nke friction.In 1960 si, mgbakwunye na nke fillers hụrụ ka. melite ọnụ ọgụgụ nke akụrụngwa anụ ahụ, ọkachasị ọnụọgụ na-akpụ akpụ na iyi.Ọtụtụ ndị na-ejuputa na-akwụsi ike ruo 400 Celsius C, n'ihi ya, ha anaghị egbochi iji ya mee ihe na okpomọkụ dị elu. N'okpuru ebe a bụ ụfọdụ ihe ndị na-emepụta ihe na-emekarị na mmetụta ha na ihe anụ ahụ nke ogige PTFE.
Igwe eriri
Fiber Glass bụ ihe eji eme ihe eji eme ihe na-enwe mmetụta dị mma na arụ ọrụ creep nke PTFE, nke na-ebelata na obere okpomọkụ ma dị elu.Ọ na-agbakwụnye nguzogide iyi ma na-enye ike mkpakọ dị mma.Ihe mgbakwunye a bụ kemịkalụ inert ma e wezụga ọnụnọ hydrofluoric acid na ntọala siri ike.Ọ nwere mmetụta dị nta na akụrụngwa eletrik.
Carbon na carbon-graphite
Carbon na-ebelata ihe na-akpụ akpụ, na-abawanye ike ma na-ebuli conductivity thermal nke PTFE.Uwe mkpuchi nke ogige jupụtara carbon na-akawanye mma yana yana graphite.Carbon bụ otu n'ime ihe ndị na-adịghị agwụ agwụ ma e wezụga na gburugburu oxidizing ebe iko na-arụ ọrụ nke ọma. Carbon na-enye ụfọdụ ọkụ eletrik na PTFE.PTFE jupụtara na carbon a na-ejikarị na pneumatic sealing applications.Compounds na carbon na Nchikota na graphite bụ ọkacha mmasị ihe maka ndị na-abụghị lubricated ngwa.
Carbon eriri
Mgbakwunye nke eriri carbon na PTFE na-agbanwe ihe onwunwe ya n'otu ụzọ ahụ ka eriri iko na-eme.Ọ na-ebelata ihe na-akpụ akpụ, na-abawanye mgbanwe mgbanwe na mkpakọ modul ma na-ebuli ike.N'ozuzu, obere eriri carbon karịa eriri iko dị mkpa iji nweta otu mmetụta ahụ. A na-ebelata ọnụọgụ nke mgbasawanye ọkụ na ikuku ikuku dị elu maka ogige nke carbon fiber jupụtara PTFE.Ọnụ ọgụgụ iyi na-ebelata mgbe ejiri mmiri tee akụkụ eriri carbon carbon.
Graphite
Graphite bụ mgbanwe kristal nke carbon dị ọcha dị elu.Graphite jupụtara PTFE nwere otu n'ime ọnụọgụ esemokwu kacha ala n'ihi njirimara esemokwu dị ala nke graphite.Ọ nwere ihe eji eyi akwa nke ọma, ọkachasị megide ebe ịsa ahụ dị nro ma gosipụta ike ibu ibu na ngwa kọntaktị dị elu.Graphite bụ kemịkalụ inert nke na-enyere aka iji ya na mgbasa ozi na-emebi emebi.
Ọla
Ọla kọpa bụ ihe nchacha ọla.Ọnụ ọgụgụ buru ibu (40 ruo 60% site n'ịdị arọ) nke ọla kọpa na-ebelata nrụrụ n'okpuru ibu ma bulie ọkụ na ọkụ eletrik nke ogige PTFE.Abụọ ndị a e ji mara ndị bara uru na ngwa ebe a akụkụ na-doro ibu na oké okpomọkụ.Bronze jupụtara PTFE awade magburu onwe extrusion eguzogide àgwà.Bronze bụ ọla kọpa na tin alloy nke ụfọdụ kemịkalụ nwere ike ịwakpo ya.Oxidation nke bronze nwere ike ime ka a gbanwee akụkụ nke emechara na-enweghị mmetụta na àgwà nke ngwaahịa.PTFE jupụtara na bronze na-ejikarị na mkpanaka hydraulic na piston akara ngwa.
Molybdenum disulfide (MoS2)
Molybdenum disulphide na-abawanye ike na isi ike nke PTFE ka ọ na-ebelata esemokwu.Ọ nwere mmetụta dị nta na akụrụngwa eletrik ya. N'ụzọ dị ukwuu, anaghị arụ ọrụ ma na-agbaze naanị na acid oxidizing siri ike.
Polyester aromatic
Aromatik polyester dị ka ihe na-ejuputa na-ebuli elu okpomọkụ nguzogide nke PTFE ma dị mma maka iji ya na ihe dị nro, dị ike mating surfaces. A naghị atụ aro maka akara ngwa ndị metụtara uzuoku n'elu 120 Celsius.
Ihe mgbakwunye agba
Ọ ga-ekwe omume ịme PTFE pigmenti site na iji ihe mgbakwunye agba inorganic nke na-eguzogide okpomọkụ nke PTFE.Pigments anaghị agbanwe nke ọma njirimara nke PTFE.Ngwakọta nke pigmenti na ihe ndị ọzọ ga-ekwe omume. Ndị na-emepụta ihe na-emepụta ihe na ihe ndị na-emepụta ihe na-eme ka Parker na-agbalịsi ike ịchọta na ịmepụta ngwakọta pụrụ iche na nhazi iji kwalite arụmọrụ akara na ngwa kachasị dị oke egwu.
Oge nzipu: Ọgọst-16-2016