HomelinessGyare-gyare

Packings: iri-iri da kuma aikace-aikace siffofin

Packings - ne kayayyakin da cewa Target gland shine yake Kwayoyin. The abu ne mai na roba igiyar wanda yana da square ko madauwari sashe. A samfurin da aka sanya na asbestos yarn da sauran albarkatun kasa. Saboda ba abu zai iya samar da tightness dabba ba a kanta da tukwãne mahadi sunadaran. Igiyoyinsu suna da kyau jure rinjayar m yanayi da kuma resistant zuwa da zazzabi canje-canje. Bisa ga masana'antu na wani samfurin kayan za a iya kasu asbestos da asbestos.

Packings ya kamata a da shãfe haske raka'a a wani injiniya raka'a. Su za a iya raba da yawa iri da kuma azuzuwan. Kowace daga cikinsu yana da wani matakin da lifespan. Alal misali, asbestos kayayyakin iya amfani da kayan aiki da tafiyar matakai mai, da kuma Magana da sunadarai. Advanced bugu tsari da aka yi da nufin na musamman presses.

Wasu kayayyakin iya ƙunsar wakilci a cikin tsarin graphite zaruruwa cewa suna impregnated da ptfe da kuma karfafa ta wajen wani auduga thread. Irin wannan packings ana amfani da su rufe plunger kuma centrifugal farashinsa. Suna da kyau hana ruwa yayyo. Kuma duk da haka ƙaddamar da kayayyakin ne iya sarrafa zafin farashinsa, kazalika da rage makamashi amfani. Gaskiyar cewa suna da wani low coefficient na gogayya. An amfani da graphite articles ne cewa su ne sosai resistant zuwa high zafin jiki (game da 550 digiri ), Chemical hari. Duk da haka, ba shi yiwuwa ya zama ƙarƙashin da kayan zafi tun da shi zai iya taimakawa wajen lalata daga karfe a cikin sunadaran.

Graphite packings ne kai-lubricated. Yi amfani da wadannan kayayyakin ya zama a rufe wuraren da za ka tafi duk dabba ba a kanta sunadaran. bugu tsari ne sau da yawa ake bukata utilities a lokacin breakage na ruwa bututu ko tsarin dumama. Godiya ga relievers yiwu ba kawai ta dakatar da zuba, amma kuma hana ta kara aukuwa.

Idan ka yi amfani da shaƙewa akwatin shiryawa domin centrifugal farashinsa, shi ne mafi kyau a zabi wani auduga igiyar. Pre-samfurin ya kamata a soaked a man Silinda, a cikin abin da za a yi karamin adadin da kakin zuma. A amfani da wannan abu shi ne cewa shi zai iya tsayayya da matsin lamba har zuwa 20 MPa, kuma ya aikata ta ayyuka da kyau a kan wani m zazzabi range (daga -40 zuwa +100 digiri). Duk da haka, da kayayyakin da sauri suna hallaka a ƙarƙashin rinjayar alkalis kuma acid.

An ban sha'awa embodiment ne polymer gland shine yake like, wanda aka sanya a kan tushen fluoropolymer. Su za a iya sanya a cikin nau'i na zobba, kwakwalwan kwamfuta, ko cuffs. Wannan abu yana da wani low elasticity, don haka ban da amfani da roba like. Har ila yau, bayar da bambancin packings, akwai kuma waɗanda a cikin abin amfani jan waya.

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