Usoro mmepụta nkePTFE tubebụ: PTFE, enyemaka extrusion → ịgwakọta → ịpị → ihicha → sintering → oyi → ngwaahịa
Usoro ịkpụzi nke tubes PTFE gụnyere usoro ịpị, usoro mwepụ, usoro hydraulic, usoro ịgbado ọkụ, usoro ịpịgharị, wdg, nke usoro ịpịgharị bụ isi. N'ozuzu, a na-eji resin PTFE agbasasị nke nwere nha ihe dị ka 500μm na njupụta doro anya nke 0.45gml ~ 0.55gml. Maka obere tubes dayameta, jiri resin nwere nnukwu nrụgide, na maka nnukwu tubes dayameta, jiri resin nwere obere nrụgide. Ihe enyemaka ịpịgharị na-ahọrọkarị 200 na 260 mineral spirits. Nhazi nke abụọ nke PTFE tube nwere ike imepụta PTFE tubing nke na-ebelata okpomọkụ, PTFE spiral tubing, PTFE hydraulic tubing, wdg.
A na-eji resin polytetrafluoroethylene gbasaa eme ọkpọkọ polytetrafluoroethylene n'ọnọdụ okpomọkụ ụlọ site na iji ihe mgbaze organic dị ka ihe enyemaka maka mmịpụta, wee kpọọ nkụ ma gbazee ya. Dịka dayameta ọkpọkọ ahụ si dị, enwere ike kewaa ya n'ụdị abụọ: ọkpọkọ nkịtị na ọkpọkọ obere. Dayameta ime nke ọkpọkọ nkịtị bụ 4mm, dayameta ime nke ọkpọkọ obere ahụ erughị ma ọ bụ hà nhata 4mm.
Usoro mmepụta nke ọkpọkọ PTFE bụ: PTFE, enyemaka extrusion → ịgwakọta → ịpị → ihicha → sintering → oyi → ngwaahịa.
Tubọọlụ Polytetrafluoroethylene nwere ezigbo ike igwe. Gasket ndị a bụ gaskets dị larịị, gaskets dị ka V, mgbanaka piston, gaskets valve bọọlụ, wdg., nke e ji mkpanaka PTFE, tubes, na efere mee site na ntụgharị ma ọ bụ ịkpụ ya, nke na-eguzogide nchara, iguzogide na enweghị ike ịkwaga ya.
1. Ọ bụ ezie na a na-eji usoro ịkpụzi mkpakọ eme ihe, a na-ejikwa ịkpụzi ihe e ji plunger extrusion. A pụrụ iji paste na kalendering mepụta resin nke e nwetara site na iji paste.
2. PTFE nwere pH nke 0-14 (ma e wezụga ọla alkali gbazere agbaze na fluorine n'okpuru oke okpomọkụ na nrụgide dị elu), nke nwere ike inwe ezigbo ike mekaniki n'etiti 100°C na 100°C.
3. Ọnọdụ usoro akọwapụtara bụ na nrụgide preforming na-agbanwe dabere na ọdịdị na nha nke ngwaahịa ahụ. Mana a na-ejikarị ya eme ihe. Ngwugwu Teflon a kpara akpa bụ 8-34.3MPa, resin nwere ihe njupụta bụ 29.4-93MPa. Maka ajị anụ buru ibu nke nwere ọkpụrụkpụ ihe dị ka 600mm n'akụkụ nrụgide, enwere oge ijide nrụgide nke nkeji 20-30. Rịba ama na mgbe okpomọkụ dị ala karịa 185°C. Tubọ Teflon ga-agbawa agbawa. Gasket PTFE dị ọcha bụ ngwaahịa mkpuchi dị ọcha nke na-agaghị emerụ ihe ọ bụla ọ na-emetụ aka ma enwere ike iji ya mee ihe n'ọtụtụ ebe na nri, ọgwụ na ụlọ ọrụ ndị ọzọ.
Oge ozi: Ọktoba-13-2023