Lub tog raj kheej roj hmab U-ntiv nplhaib yog cov roj hmab foob siv los kaw lub tog raj kheej, nrog kev sib khi zoo heev thiab ua haujlwm ntev.
1. Cov Khoom Muag Khoom
Lub tog raj kheej roj hmab U-ntiv nplhaib yog cov roj hmab foob tshwj xeeb uas tsim los rau lub tog raj kheej sealing, nrog rau kev sib khi zoo heev thiab ua haujlwm zoo. Nws feem ntau yog ua los ntawm cov khoom siv roj hmab zoo, xws li roj hmab nitrile (NBR), fluorine roj hmab (FKM), thiab lwm yam, thiab muaj cov roj zoo, tiv thaiv corrosion thiab kub tsis kam.
2. Khoom nta
- Kev sib khi zoo heev: Lub tog raj kheej roj hmab U-puab lub nplhaib muaj qhov elasticity zoo thiab ua haujlwm zoo, thiab tuaj yeem ua kom haum rau sab hauv phab ntsa ntawm lub tog raj kheej thiab lub piston, yog li tiv thaiv cov pa paug thiab paug.
- Lub zog ruaj khov: Vim tias nws yog ua los ntawm cov khoom siv roj hmab zoo, nws muaj kev hnav zoo thiab kev laus ua haujlwm, thiab tuaj yeem tswj tau cov nyhuv sealing zoo rau lub sijhawm ntev.
- Strong adaptability: nws muaj tshuaj zoo stability thiab thermal stability, thiab muaj peev xwm ua hauj lwm nyob rau hauv ntau yam hnyav ib puag ncig, xws li kub, siab siab, corrosive ib puag ncig, thiab lwm yam.
- Ib qho yooj yim installation: Cov duab thiab qhov loj ntawm lub tog raj kheej roj hmab U-ntiv nplhaib yog tsim nyog rau kev yooj yim installation thiab hloov.
3. Daim ntawv thov khoom
Cov nplhaib no tau siv dav hauv ntau lub sijhawm uas lub tog raj kheej yuav tsum tau kaw, xws li roj av, tshuaj lom neeg, hluav taws xob fais fab, tshuaj thiab lwm yam lag luam. Nws yog tsim rau ntau hom cylinders, xws li ib lub tog raj kheej ua haujlwm, ob lub tog raj kheej kheej kheej, thiab lwm yam. Nws tuaj yeem tiv thaiv cov pa paug thiab cov pa phem thiab ua kom muaj kev ua haujlwm zoo thiab kev nyab xeeb ntawm cov khoom siv.

4. Ceev faj rau kev siv
Thaum txhim kho thiab siv lub tog raj kheej roj hmab U-nplhaib, xyuas kom meej tias qhov chaw ntawm lub tog raj kheej huv si kom tsis txhob muaj impurities thiab residues los ntawm kev cuam tshuam cov nyhuv sealing.
Thaum lub sij hawm installation, yuav tsum tau them nyiaj mloog mus rau qhov tseeb kev taw qhia thiab txoj hauj lwm ntawm cov roj hmab U-ntiv nplhaib ntawm lub tog raj kheej kom paub meej tias nws haum nruj nreem nrog lub puab phab ntsa ntawm lub tog raj kheej thiab lub piston.
Thaum siv, hnav cov roj hmab U-ntiv nplhaib ntawm lub tog raj kheej yuav tsum tau kuaj xyuas tsis tu ncua. Yog tias pom muaj kev puas tsuaj, nws yuav tsum tau hloov raws sijhawm.
Thaum hloov lub tog raj kheej roj hmab U-ntiv nplhaib, cov lus qhia tshwj xeeb thiab cov khoom siv uas zoo ib yam li lossis sib piv cov qauv qub yuav tsum tau siv los xyuas kom meej sealing zoo thiab kev pabcuam lub neej.
Thaum lub sij hawm cia, yuav tsum tau saib xyuas kom tsis txhob raug tshav ntuj ncaj qha thiab qhov kub thiab txias ib puag ncig, thiaj li tsis cuam tshuam rau kev ua haujlwm thiab kev pabcuam lub neej ntawm lub tog raj kheej roj hmab U-ring.
Cov ntsiab lus
Raws li ib qho tseem ceeb roj hmab foob, lub tog raj kheej roj hmab U-ntiv nplhaib yog dav siv nyob rau hauv roj av, tshuaj, hluav taws xob fais fab, tshuaj thiab lwm yam lag luam. Nws muaj kev sib khi zoo heev thiab ua haujlwm ntev, thiab tuaj yeem tiv thaiv roj to thiab ua paug. Thaum siv, kev saib xyuas yuav tsum tau them nyiaj rau kev txhim kho thiab kev saib xyuas kom ntseeg tau tias nws ua tau zoo thiab kev pabcuam lub neej. Yog tias koj xav paub ntau ntxiv txog lub tog raj kheej roj hmab U-nplhaib, nws raug nquahu kom sab laj cov kws tshaj lij engineers ntawm Linde Polymer lossis sab laj rau qhov cuam tshuam.
Cim npe nrov: lub tog raj kheej roj hmab u-ring, Tuam Tshoj lub tog raj kheej roj hmab u-ring manufacturers, lwm tus neeg, Hoobkas
| Sab nrauv | dub | ||
| Lub cev muaj zog | Rated tus nqi | Unit system | Kev sim |
| kev faib ua feem | 1.81 | g/cm³ | ASTM D 792 Cov Lus Qhia Tshwj Xeeb |
| Hardness | Rated tus nqi | Unit system | Kev sim |
| Ntug Hardness (Shore A) | 90 | ASTM D 2240 Cov Lus Qhia | |
| Elastomer | Rated tus nqi | Unit system | Kev sim |
| Tensile stress (100% lim) | 13.4 | MPa | ASTM D412 |
| Tensile zog (tawg) | 14.1 | MPa | ASTM D412 |
| Elongation (tawg) | 110 | % | ASTM D412 |
| Compression Teeb 1 | ASTM D 395 Cov Lus Qhia | ||
| 23 degree, 70 teev | 19 | % | ASTM D 395 Cov Lus Qhia |
| 175 degree, 70 teev | 33 | % | ASTM D 395 Cov Lus Qhia |
| 175 degree, 166 teev | nees nkaum ob | % | ASTM D 395 Cov Lus Qhia |
| 200 degree, 22 teev | 18 | % | ASTM D 395 Cov Lus Qhia |
| Kev laus | Rated tus nqi | Unit system | Kev sim |
| Rate of Change of Tensile Strength in Air (175 degree, 70 teev) | -33 | % | ASTM D 573 3 |
| Rate of Change of Ultimate Elongation in Air (276 degree, 70 teev) | 9 | % | ASTM D 573 3 |
| Rate of Change of Durometer Hardness nyob rau hauv Cua (276 degree, 70 hr) | 3 | ASTM D 573 3 | |
| Hloov tus nqi ntawm tensile zog | ASTM D 471 Cov Lus Qhia Tshwj Xeeb | ||
| 23 degree, 70 teev, nyob rau hauv siv roj B | 5 | % | ASTM D 471 Cov Lus Qhia Tshwj Xeeb |
| 175 degree, 70 teev, hauv Stauffer 7700 kua | 4 | % | ASTM D 471 Cov Lus Qhia Tshwj Xeeb |
| Hloov tus nqi ntawm qhov kawg elongation | ASTM D 471 Cov Lus Qhia Tshwj Xeeb | ||
| 23 degree, 70 teev, nyob rau hauv siv roj B | 6 | % | ASTM D 471 Cov Lus Qhia Tshwj Xeeb |
| 175 degree, 70 teev, hauv Stauffer 7700 kua | 4 | % | ASTM D 471 Cov Lus Qhia Tshwj Xeeb |
| Hloov tus nqi ntawm durometer hardness | ASTM D 471 Cov Lus Qhia Tshwj Xeeb | ||
| 23 degree, 70 hr, hauv Reference Fuel B | 0 | ASTM D 471 Cov Lus Qhia Tshwj Xeeb | |
| 276 degree, 70 teev, hauv Stauffer 7700 kua | -7 | ASTM D 471 Cov Lus Qhia Tshwj Xeeb | |
| Hloov ntim | ASTM D 471 Cov Lus Qhia Tshwj Xeeb | ||
| 23 degree, 70 teev, nyob rau hauv siv roj B | 1 | % | ASTM D 471 Cov Lus Qhia Tshwj Xeeb |
| 175 degree, 70 teev, hauv Stauffer 7700 kua | 15 | % | ASTM D 471 Cov Lus Qhia Tshwj Xeeb |
| thermal kev ua tau zoo | tus nqi ntsuas | unit system | |
| Kev Pabcuam Kub | -29 rau 232 | degree | |
| Cov ntaub ntawv ntxiv | tus nqi ntsuas | unit system | Kev sim |
| FKM | |||
| -15 | degree | ASTM D 1329 Cov Lus Qhia | |









