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Xalal

joogtaa: Guri » Xalal » Xalal ayaad Halkan

Sida loo wanaajiyo xoogga khasabka ah ee caagga ku dhaca kuleylka sare

In kasta oo kudhalida ay kulmi karto shuruudaha isticmaalaha ee heerkulka qolka, isticmaaleha ayaa weydiisan doona awood-mareenka heerkulka sare marka uu tixgelinayo waxqabadka sheyga heerkulka sare, oo aan had iyo jeer suurtagal ahayn. Way adag tahay in la kulmo baahida macaamiisha.

1. Caado silicone

Heerkulka aadka u sarreeya, caag silicone ah waxay ku siisaa awood jilicsan oo heerkul ah oo ka sarreeya dhammaan taraamyada kale ee dabiiciga ah.

2. SBR

Isku-darka NR oo leh SBR oo ku saabsan SBR-50:50 saamiga (saamiga guud) waxay wanaajisaa waxqabadka culeyska walaaca ee heerkulka ah ee xeryahooda SBR.

3. EPDM

Teknolojiyadda Zogler-NATCLA waxay siisaa heerkul sare oo heerkul ah oo gaar ah oo ka mid ah Ethylene ee EPDM, taasoo dhalisay in heerkulka sare ee heerkulka sare leh. Iyada oo ku saleysan qaab-dhismeedka hab-dhaqan ee ethylene, qaar ka mid ah qaylada qaarkood ayaa ka dhacaya qaab dhismeedka qaab-dhismeedka badan ee isku-darka kuleylka ee heerkulka ka sarreeya 75 ° C.

4. Neoprene cr

Loogu talagalay caqabadaha salka ku haya, oo ah yenene-ka w-nooc ah ayaa loo isticmaalaa, kaas oo 40 qaybood oo ka mid ah silica-ka saliida leh iyo 2 qaybood oo ay ku daraan polyetylen glycol (peg) ayaa lagu daray si ay u siiyaan adhiga xoog sare heerkulka sare.

5. Silica

Xaaladaha qaarkood, 10-20 qaybood oo ay ku badan yihiin silica rooga ee rooga ayaa kor u qaadi kara xoogga heerkulka sare iyo iska caabbinta ilmada.

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