Tirhaba Leti Hlanganisiweke: Vuxokoxoko bya Swihlawulekisi, Swipfuno Ni Ku Tirhisa

1. Xihlanganisi xa FKM (FKM) .

Miako:

• Ku tiya swinene ka mahiselo (-20°C kuya eka +250°C).

• Ku lwisana loku hlawulekeke ni mafurha, mafurha, swin’wetsin’wetsi, ti- acid ni swisekelo.

• Matimba yale henhla ya tensile (10–20 MPa), set ya ntshikelelo wale hansi (<15% eka 150°C/70h).

• Leswi nga pfurhiki malangavi (UL94 V-0 rating) naswona swi nga ngheniwi hi ozone.

Swipfuno:

• Yi hlanganisiwa ka ha ri emahlweni na switshungulo (xikombiso, bisphenol AF, peroxide) kuva yiva na vulcanization leyi tirhaka kahle.

• Yi hlayisa ku tshamiseka ka dimensional eka tindzhawu ta tikhemikhali leti nga na matimba.

• Tigredi leti fambisanaka na FDA leti kumekaka eka ku tihlanganisa na swakudya/vutshunguri.

Swikombelo:

• Aerospace: Ti-O-ring ta fambiselo ra mafurha, swisirhelelo swa njhini ni ti- diaphragm.

• Movha: Tigasket ta turbocharger, swisirhelelo swa transmission na ti injector ta mafurha.

• Tikhemikhali: Swifunengeto swa pompo, switulu swa tivalvu ni tinhlengeletano ta tihoyisi.

2. Nkatsakanyo wa HNBR (HNBR) .

Miako:

• Ku tiya ka kuhisa kuya fika eka +150°C (ku tsekatseka +175°C).

• Ku tiya ka xiyimo xale henhla eka mafurha, ti amines, na swihalaki swa hayidiroliki.

• Matimba yale henhla ya tensile (15–35 MPa) xikan’we naku lwisana na ku karhala.

• Ku nghenelela ka le hansi eka tigasi.

Swipfuno:

• Pre-vulcanized kuva yihungutiwa nkarhi wo lulamisa.

• Yi hlayisa ku olova ehansi ka ku hlangana nkarhi woleha eka swihangalasamahungu swo tika.

• Yi kumeka hi ti grade leti horisiweke hi peroxide kumbe sulphur.

Swikombelo:

• Oil & Gas: Swipaki swo bora, swisirhelelo swa pompo ya ndzhope, na swiphemu swa tinhloko ta xihlovo.

• Mimovha: Ti- timing belt, tisisiteme to chela mafurha ni tihoyisi ta turbocharger.

• Ti indasitiri: Swisirhelelo swa silindara swa hayidiroliki na swiphemu swa bokisi ra gezi.

3. Nkatsakanyo wa NBR (NBR) .

Miako:

• Ku tiya ka oyili loku ringaneleke (ku antswa kutlula EPDM, ehansi ka HNBR).

• Nhlayo ya mahiselo: -40°C kuya eka +120°C.

• Ku tiya ka le henhla ka ku rhurhumela (ASTM D5963: ku lahlekeriwa hi 100–200 mm3).

• Ku tiyisela lokunene na ku tiya ka compression set.

Swipfuno:

• Ku durha ngopfu na ku vumbiwa lokunene.

• Nhlayo ya acrylonitrile leyi cinciwaka (18–50%) eka ku tiya ka mafurha leyi lulamisiweke.

Swikombelo:

• Movha: Tihoyisi ta mafurha, ti-O-ring ni swisirhelelo swa gezi.

• Tifeme: Mabandhi yo fambisa, swirhendzevutana swo gandlisa ni swisirhelelo swa hayidiroliki.

• Muxavi: Magilavu ​​ya latex na switirhisiwa swa mintlangu.

4. Nkatsakanyo wa EPDM (Ethylene Propylene Diene Monomer) .

Miako:

• Ku tiya loku hlamarisaka ka ozone/maxelo (5,000+ wa tiawara eka ku kamberiwa ka QUV).

• Nhlayo ya mahiselo: -50°C kuya eka +150°C.

• Matimba yale henhla ya dielectric (20–30 kV/mm) xikan’we naku tsandzeka ka mati.

• Ku nghenelela ka gasi ya le hansi.

Swipfuno:

• Yi endliwe ka ha ri emahlweni hi ti antioxidants na ti UV stabilizers.

• Ku hunguta ku rhurhumela lokunene (loss factor: 0.1–0.3).

Swikombelo:

• Movha: Swisirhelelo swa tinyangwa, tihoyisi ta radiator ni swilo swo veka njhini.

• Ku aka: Swisirhelelo swo fulela, swisirhelelo swa swidziva ni tigaskete ta mafasitere.

• Gezi: Swisirhelelo swa tikhebulu na mabandhi yo hundzisela gezi.

5. Nkatsakanyo wa MPU (MPU) .

Miako:

• Matimba yale henhla ya tensile (20–60 MPa) na elasticity (kufika eka 800% elongation).

• Ku tiya ka ku rhurhumela loku hlawulekeke (ASTM D5963: ku lahlekeriwa hi 20–50 mm3).

• Nhlayo ya mahiselo: -40°C kuya eka +100°C (kufika eka +120°C na switirhisiwa swo tiyisisa kuhisa).

• Yikota ku lwisana na swintshuxo na hydrolysis.

Swipfuno:

• Ku tiya loku nga cinciwaka (Shore A 50–95).

• Yi kumeka hi tigiredi ta cast, millable kumbe thermoplastic.

Swikombelo:

• Tifeme: Mavhilwa, swirhendzevutana ni mabandhi yo fambisa swilo.

• Mimovha: Ti bushings to yimisa, ti shock absorbers na ti CV joint boots.

• Vutshunguri: Swisirhelelo swa marhambu, swisirhelelo swa marhambu ni swisirhelelo swa xitekela.

6. Nkatsakanyo wa ACM (ACM) .

Miako:

• Ku lwisana na kuhisa loku yaka emahlweni kuya fika eka +150°C (ku tsekatseka +175°C).

• Ku lwisana kahle swinene na mati ya automatic transmission fluids (ATF), mafurha, na kuhisa.

• Ku tiya ka ozone na maxelo yo ringanela.

• Matimba ya ku koka: 7–15 MPa.

Swipfuno:

• Yi hlanganisiwa ka ha ri emahlweni na ti amine kumbe peroxide curatives kuva yi hatlisa ku hola.

• Ku hlayisa ku tshamiseka ka dimensional eka tindhawu ta ATF.

Swikombelo:

• Mimovha: Swisirhelelo swa vuhundzisi, ti-O-ring ni ti- diaphragm ta pompo.

• Swiphemu swa sisiteme ya power steering.

• Ti indasitiri: Swisirhelelo swa pompo swa swihangalasamahungu leswi tirhisaka oyili.

7. Nkatsakanyo wa AEM (AEM) .

Miako:

• Ndzhawu yo anama ya mahiselo (-40°C kuya eka +150°C).

• Ku lwisana na mafurha, ti glycols na ku cinca ka maxelo.

• Matimba yale henhla ya tensile (10–20 MPa) na ku tiya ka compression set.

• Ku nghenelela ka le hansi eka tigasi.

Swipfuno:

• Swi ringanisela ku tiya ka kuhisa na ku olova.

• Yikota ku lwisana na hydrolysis xikan’we naku dyuhala.

• Yi kumeka hi ti grade leti horisiweke hi peroxide kumbe sulphur.

Swikombelo:

• Movha: Tihosi ta radiator, swiphemu swa fambiselo ra coolant na ti hose to nghenisa moya.

• Ti indasitiri: Ti conveyor belts to khoma tikhemikhali na ti diaphragms ta pompo.

• HVAC: Ti gasket ta ti duct na ti vibration isolators.