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Sidee loo doortaa alaabta loogu talagalay xirmooyinka farsamada?

Sidee loo doortaa alaabta loogu talagalay xirmooyinka farsamada?

How to select materials for mechanical seals ?


Sida loo doorto agabka xirmooyinka farsamada

Doorashada alaabta shaabadaada waa muhiim maadaama ay door ka ciyaari doonto go'aaminta tayada, cimriga iyo waxqabadka codsiga, iyo yaraynta dhibaatooyinka mustaqbalka.

Xulashada alaabta sida caadiga ah loo isticmaalo xirmooyinka farsamada.

1. Biyo nadiif ah, heerkul caadi ah. Giraanta guuritaanka: 9Cr18, 1Cr13, korka dushiisa ee chromium tungsten, birta shubka ah; Giraanta taagan: garaafka xashiishka la galiyay, naxaas, balaastiig phenolic ah.

2. Biyaha webiga (oo ay ku jiraan sediment), heerkulka caadiga ah. giraanta firfircoon: tungsten carbide;

giraanta taagan: tungsten carbide.

3. Biyaha badda, heerkulka caadiga ah ee dhaqaaqa giraanta: tungsten carbide, 1Cr13 dusha sare ee chromium tungsten, birta shubka; giraanta taagan: garaafka resin-pregnated, carbide tungsten, cermet.

4. Biyo kulul 100 darajo. giraanta guuritaanka: tungsten carbide, 1Cr13, kobolt chromium tungsten korka, birta shubka; giraanta taagan: garaafka resin-pregnated, carbide tungsten, cermet.

5. Shidaal, saliid saliid leh, hydrocarbons dareere ah, heerkulka caadiga ah. giraanta guuritaanka: tungsten carbide, 1Cr13, kobolt chromium tungsten korka, birta shubka; Giraanta taagan: Uurka leh xabagta ama garaafiga daasadda-antimony alloy, balaastiig phenolic ah.

6. Shidaal, Saliid Saliid ah, Hydrocarbon dareere ah, giraanta dhaqaaqa 100 darajo: tungsten carbide, 1Cr13 dusha sare ee kobalt chromium tungsten; Giraanta taagan: naxaasta uurka leh ama garaafka xabagta.

7. Shidaal, Saliid Saliid ah, Hydrocarbons dareere ah, oo ay ku jiraan qaybo. giraanta firfircoon: tungsten carbide; giraanta taagan: tungsten carbide.

Noocyada iyo isticmaalka alaabta wax lagu dhejiyo Alaabta dabintu waa inay buuxiyaan shuruudaha shaqada xiritaanka. Sababtoo ah warbaahinta kala duwan ee la xirayo iyo xaaladaha shaqada ee kala duwan ee qalabka, qalabka wax lagu xiro ayaa loo baahan yahay si ay u yeeshaan laqabsi kala duwan. Shuruudaha alaabta lagu xidho guud ahaan waa:

1. Maaddadu waxay leedahay cufnaan wanaagsan mana fududa in la daadiyo warbaahinta.

2. Hayso xoog iyo adayg farsamo oo ku haboon.

3. Isku-buufin wanaagsan iyo adkeysi, cillad yar oo joogto ah.

4. Ma jilciyo ama ma qudhmayo heerkulka sare, ma adkeeyo mana dillaaco heerkulka hooseeya.

5. Waxay leedahay iska caabin wanaagsan oo daxalka waxayna ka shaqayn kartaa waqti dheer aashitada, alkali, saliidda iyo warbaahinta kale. Isbeddelka mugga iyo qallafsanaanta way yar yihiin, oo kuma xidhna dusha birta ah.

6. Isku-dhafan yar oo iskuxiran iyo iska caabbinta xirashada wanaagsan.

7. Waxay leedahay dabacsanaan lagu isku daro dusha daboolka.

8. Iska caabin gabow wanaagsan oo waara.

9. Way fududahay in la farsameeyo oo la soo saaro, raqiis ah oo sahlan in la helo agab.

Kabadhku waa shayga ugu badan ee la isticmaalo. Marka lagu daro caag, agabka kale ee ku habboon ee lagu xidho waxaa ka mid ah graphite, polytetrafluoroethylene iyo xirmooyin kala duwan.



WAQTIGA KA DIB: 2023-12-08

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