Usoro mmepụta nke ọkpọkọ PTFE bụ: PTFE, enyemaka extrusion → ịgwakọta → ịpị → ihicha → sintering → jụrụ → ngwaahịa
Usoro ịkpụzi ọkpọkọ PTFE na-agụnye usoro ntinye, usoro extrusion, usoro hydraulic, usoro ịgbado ọkụ, usoro ikuku, wdg, n'ime usoro ntinye bụ isi ụzọ.N'ozuzu, a chụsasịrị PTFE resin na a urughuru size nke 500μm na ihe pụtara ìhè njupụta nke 0.45gml ~0.55gml na-eji.Maka obere ọkpọkọ dayameta, jiri resin nwere nnukwu mkpakọ, na maka nnukwu ọkpọkọ, jiri resin nwere obere mkpakọ.Enyemaka ntanye na-ahọrọkarị mmụọ ịnweta 200 na 260.Nhazi nke abụọ nkePTFE tubingnwere ike ịmepụta PTFE okpomọkụ-shrinkable tubing, PTFE spiral tubing, PTFE hydraulic tubing, wdg.
Polytetrafluoroethylene tube bụ nke polytetrafluoroethylene chụgara resin na ụlọ okpomọkụ na-eji organic mgbaze dị ka extrusion enyemaka, na mgbe ahụ akpọnwụwo na sintered.Dị ka dayameta ọkpọkọ si dị, enwere ike kewaa ya ụzọ abụọ: ọkpọkọ nkịtị na micro pipe.Dayameta dị n'ime nke tube nkịtị bụ 4mm, na dayameta nke ime micro tube erughị ma ọ bụ hà nhata 4mm.
Usoro mmepụta nke ọkpọkọ PTFE bụ: PTFE, enyemaka extrusion → ịgwakọta → ịpị → ihicha → sintering → jụrụ oyi → ngwaahịa.
Polytetrafluoroethylene ọkpọkọ nwere ezigbo ike ọrụ.The gaskets bụ ewepụghị gaskets, V-ekara gaskets, piston yiri mgbaaka, bọl valvụ gaskets, wdg, nke mere nke.mkpanaka PTFE, tubes, na efere site n'ibu ntugharị ma ọ bụ ịkpụ, nke na-eguzogide corrosion , Nguzogide na enweghị omume.
1. Teflon ọkpọkọ n'ozuzu ịmụta mkpakọ ịkpụzi usoro, na plunger extrusion ịkpụzi nwekwara ike-eji.Enwere ike ịmepụta resin nke enwetara site na usoro polymerization mgbasa site na mado extrusion na calendering.
2. PTFE nwere uru pH nke 0-14 (ma e wezụga maka ọla alkali a wụrụ awụ na fluorine n'okpuru okpomọkụ dị elu na nrụgide dị elu), nke nwere ike inwe ezigbo ike n'ibu n'etiti 100 ° C na 100 ° C.
3. Usoro usoro a kapịrị ọnụ bụ na nrụgide preforming dịgasị iche na ọdịdị na nha nke ngwaahịa ahụ.Ma a na-ejikarị ya eme ihe.Ngwunye akwa akwa Teflon bụ 8-34.3MPa, na resin nwere ndochi bụ 29.4-93MPa.Maka nnukwu ajị anụ nke nwere ihe dị ka 600mm na ntụzịaka, a ka nwere oge nrụgide nke 20-30min.Rịba ama na mgbe okpomọkụ dị ala karịa 185 Celsius.Teflon tubing ga-agbaji agbaji.gasket PTFE dị ọcha bụ ngwaahịa mkpuchi dị ọcha nke na-agaghị emetọ ihe ọ bụla ọ na-abanye na kọntaktị yana enwere ike iji ya na nri, ọgwụ na ụlọ ọrụ ndị ọzọ.
Oge nzipu: Ọgọst-04-2020