The akụrụngwa nkePTFE gasketsnwere okpomọkụ nke ha dị na ụkpụrụ oke nrụgide ọrụ.Ọtụtụ gaskets enweghị ike iji maka oke okpomọkụ na nrụgide ọrụ dị elu.Mgbe ị na-ahọrọ gasket, a ga-ebu ụzọ nakwere ya dabere na ọnọdụ okpomọkụ nke gasket na-arụ ọrụ, nrụgide ọrụ n'ezie, yana uru Pr.
The akụrụngwa nkePTFE gasketsnwere okpomọkụ nke ha dị na ụkpụrụ oke nrụgide ọrụ.Ọtụtụ gaskets enweghị ike iji maka oke okpomọkụ na nrụgide ọrụ dị elu.Mgbe ị na-ahọrọ gasket, a ga-ebu ụzọ nakwere ya dabere na ọnọdụ okpomọkụ nke gasket na-arụ ọrụ, nrụgide ọrụ n'ezie, yana uru Pr.
The akụrụngwa nke PTFE gaskets ga-eguzogide ọgwụ corrosion na anụ ahụ corrosion.Ekwesịrị iji gaskets kwesịrị ekwesị dị ka ụdị ihe na-arụ ọrụ n'ezie na njirimara corrosion si dị, mgbe ahụ, a ga-atụle nguzogide corrosion hydrodynamic nke akụrụngwa gasket.A na-egosipụtakarị nguzogide corrosion hydrodynamic site na mmụba nke ọkpụrụkpụ na ịdị arọ net nke ihe gasket mgbe ntinye mmiri mmiri gasịrị.Maka gaskets na-emetụ ihe ndị na-abụghị plastik aka, ịnọgide na-enwe oke mmụba kwesịrị ekwesị nke ihe ndị na-emepụta ihe na-aba uru maka imeziwanye arụmọrụ akara n'okpuru ebe n'ịhụ na ihe ndị ọzọ.
The creep ntụrụndụ ọnụego nke PTFE gasket bụ isi oke maka qualitative analysis nke arụmọrụ nke gasket ihe.Ọ na-egosipụta ike nke gasket ihe iji guzogide nchekasị nchekasị na nrụrụ na-akpụ akpụ.izugbe.Ka obere ihe ntụrụndụ na-akpụ akpụ, ka nrụgide dị n'ime ahụ na-abawanye n'oge ọrụ.Nke ka mma na akara arụmọrụ bụ maka ndị na-abụghị asbestos gaskets.Ntụrụndụ na-akpụ akpụ bụ isi ihe kpatara mgbapu nke flange looper n'oge okirikiri ọrụ.Ọ na-arụ ọrụ mkpebi na ndụ ọrụ nke njikọ.The shrinkage arụmọrụ nke PTFE gasket na-egosipụta ductility ma ọ bụ plastic deformation nke gasket n'okpuru mmetụta nke oge ibu.Iji mejupụta adịghị ike dị iche iche nke flange elu.N'aka nke ya, arụmọrụ nke igbochi ntapu.
N'ikwu okwu n'ozuzu, ọtụtụ n'ime arụmọrụ na-ebelata nke asbestos gaskets nwere ike ịtụle maka iwu akara.E jiri ya tụnyere mgbasawanye ahụ, arụmọrụ resilience bụ uru index kacha mkpa.The resilience arụmọrụ na-ezo aka ductility akwụ ụgwọ nke gasket, nke nwere ike na-eso nkewa nke flange n'ihi okpomọkụ ma ọ bụ n'ibu ngwá ọrụ iji nọgide na-akara.Arụmọrụ nke gasket PTFE bụ isi ọrụ zuru oke nke ịdị mma nke gasket, na ọnụego ntapu bụ uru index visual.Dabere na uru index nke ọnụego ntapu, ikike akara nke gasket nwere ike nyochaa n'ụzọ zuru ezu ma jiri ya tụnyere ya.The leakage rate is the basic parameter na kwesịrị ịtụle mgbe ahọpụta gaskets.
Ihe 4 kwesịrị ịma mgbe ị na-etinye PTFE Gasket
1. The akara akara ma ọ bụ elu elu nke PTFE gasket akara agaghị emebi.The PTFE gasket akara na atụmatụ echiche nwere ike iji aka ekpe na aka nri n'ime oghere.Arụ ọrụ mkpuchi nke PTFE gasket akara nke igwe hydraulic na-adabere na ogwe ma ọ bụ oghere.Ahịrị egbugbere ọnụ dabara nke ọma ga-akpachara anya na usoro ntinye, njem na nchekwa niile.A na-eme akụkụ a nke graphite dị nro dị nro ma na-agbanwe agbanwe, eriri kemịkalụ, rọba, na plastik nke na-eguzogide corrosion, okpomọkụ dị elu na ịka nká.Ihe mkpuchi mkpuchi na ihe ndị ọzọ dị otú ahụ na-adịghị ike bụ ihe mejupụtara, ya mere, ozugbo mebiri emebi, ọ ga-ebute nnukwu ihe ize ndụ zoro ezo na akụkụ akara.
2. Mgbe ị na-etinye PTFE gasket akàrà, anyị ga-akpachara anya, na ntinye usoro ga-eji nwayọọ nwayọọ rụrụ.N'oge dum echichi usoro, adịghị amanye echichi na oke ibu a posture, nke ga-eme ka onye ọ bụla PTFE gasket akàrà.Ebibiri ihe nrụpụta ihe eji arụ ọrụ nke mbụ.
3. The echichi nke PTFE gasket akàrà ga-soro symmetry na itule.Mgbe ị na-etinye, tinye PTFE gasket akara na ọnọdụ nke rapaara egbugbere ọnụ elu (ma ọ bụ ezi uche zụlitere elu) iji zere usoro software ọrụ N'oge dum usoro, n'ihi mgbanwe (dịka ọmụmaatụ, mmụba) nke ọnọdụ ọrụ ya, ọdịda kpatara ya. site na micro-leakage mere.Ọ dị mkpa ịnọgide na-edebe ma na-eme ezi ọrụ na nzọụkwụ ọzọ nke PTFE gasket akara.
4. The PTFE gasket nwere keukwu arụmọrụ, okpomọkụ na-eguzogide, corrosion eguzogide, na-abụghị osisi, onwe-lubricating, electrochemical arụmọrụ, na nnọọ ala esemokwu iguzogide.
Dị ka ngwaahịa roba, PTFE gaskets gbanwetụrụ nwere ike ịbụ ọkpọkọ polytetrafluoroethylene, mkpara, eriri, efere, ihe nkiri plastik, wdg. A na-ejikarị ha eme ihe na pipeline na-eguzogide corrosion, arịa, nfuli, valves na nchọpụta radar ha, nkwurịta okwu dị elu. akụrụngwa, akụrụngwa nkwukọrịta ikuku, wdg.
All fillers nwere ike ibu calcination okpomọkụ nke PTFE na-agbakwunyere na gbanwetụrụ tetrafluoroethylene gasket.Ụdị ihe ndochi gụnyere eriri iko, ihe igwe, metalized metal oxides, graphite dị ọcha, molybdenum disulfide, carbon fiber soft, Polyimide film, wdg, enwere ike ịkwalite arụmọrụ akụrụngwa ya nke ọma.Tụkwasị na nke ahụ, enwere ike ịnọgide na-enwe ihe ndị ọzọ nke PTFE, na nkwụsị nke iyi na uru PV nwere ike ịbawanye site na 1000 ugboro.
Oge nzipu: Ọgọst-17-2020