A: Ib qho tuaj yeem sib cav hais tias o-ring yog suav tias yog 'living fossil' nyob rau hauv cov nqe lus ntawm kev tsim khoom. Lub O-ring yog tsim los ntawm JO Lundberg. Nyob rau hauv 1896, lub Lundberg tso ib tug patent nyob rau hauv ib ncig-looped gasket. Thaum nws tau tsim nyob rau hauv Sweden, O-ring tau maj mam ua nws txoj kev hla dej hiav txwv Atlantic. Thaum xyoo 1937, thawj patent rau O-ring hauv Tebchaws Meskas tau muab tso rau thiab tsim los ntawm Niels Christensen, tus kws tshaj lij tshuab tshuab. Txawm hais tias lawv cov qauv yooj yim thiab qhov tseem ceeb ntawm lub luag haujlwm lawv ua, o-rings tseem siv dav niaj hnub no.
Txawm hais tias muaj kev loj hlob ntawm kev tsim vaj tsev niaj hnub thiab kev hloov pauv tsis tu ncua rau kev tsim khoom thiab cov qauv tsim, o-rings Malaysia tseem khaws ntau lossis tsawg dua tib daim ntawv thiab kev ua haujlwm. Txawm hais tias qee cov ntaub ntawv siv hauv kev tsim cov o-rings tau loj hlob los ntawm kev siv thev naus laus zis dhau sijhawm, tab sis qhov tseem ceeb o-rings tseem yog qhov zoo nkauj, ncaj qha thiab txhim khu kev qha rau cov teeb meem uas tau tshwm sim thawj zaug rau ntau tshaj ib puas xyoo dhau los.
Q: Lub luag haujlwm ntawm O-ring Foob yog dab tsi?
A: Txawm tias muag ib tus zuj zus los yog hauv cov lag luam wholesale loj, nws yog ib qho ua rau ib tus tuaj hla ntau yam khoom siv o-rings, thiab cov qauv yooj yim thiab lub luag haujlwm ntawm o-rings feem ntau yog tib yam thoob plaws lub rooj tsavxwm. Lawv lub npe, raws li hinted, hais txog cov duab ntawm ib tug classic donut los yog ib tug torus duab. Lawv nyob ib leeg los tsim kom muaj qhov zoo dua, muaj kev sib tsoo-pov thawj ntawm ob lwm yam khoom. Lawv lub hom phiaj yog feem ntau siv los tiv thaiv qhov tsis xav tau kev khiav tawm ntawm cov kua dej. Hauv qhov kev nkag siab no, lawv ua haujlwm zoo li ib hom gasket. Tab sis qhov sib txawv tseem ceeb yog tias o-rings feem ntau siv rau ib puag ncig nrog kev kub siab heev. Piv nrog rau cov cork tsis tu ncua, gaskets ua los ntawm cov ntawv lossis roj hmab feem ntau yuav ua rau tsis ua haujlwm.
Q: Dab tsi yog O-Rings ua los ntawm?
A: O-rings yog tsim los ntawm ntau yam khoom siv, txhua yam khoom muaj nws tus kheej cov khoom tshwj xeeb. Nov yog qee cov khoom siv feem ntau siv los ua O-rings: -
Fluoroelastomer
Feem ntau siv rau hauv daim ntawv thov qhov twg cua sov yog ib qho teeb meem
Resistant rau cua sov
Durable
Ntev ntev
Silicone roj hmab
Muaj ib tug mos mos thiab spongy tsim
Tsim thiab siv rau kev lag luam zaub mov
Muaj kev nyab xeeb thiab tsis muaj tshuaj lom
Ethylene propylene diene monomer
Tsis haum rau siv nrog lubricants lossis roj
Muaj zog tiv taus ya raws, chav, roj thiab silicone
Thermoplastic polyurethane
Nws muaj cov qib siab ntawm kev hloov pauv thiab lub zog
Resistant rau degradation
Q: Ua li cas O-ring seals tsim?
A: o-ring manufacturing txheej txheem yog feem ntau ncaj qha thiab ncaj nraim
Qhov tshwj xeeb ntawm ib qho kev tsim o-ring tsim thiab kev ua haujlwm ntau lawm feem ntau coj mus rau hauv tus account yuav tsum tau ua kom zoo, kom muaj nuj nqis, daim ntawv thov ib puag ncig, kev siv nyiaj zoo, tshuaj lom neeg thiab kev sib raug zoo, kev ua haujlwm ntev thiab lubrication.
O-ring chaw tsim khoom ib txwm tso siab rau cov txheej txheem xws li compression, hloov pauv lossis txhaj tshuaj molding, machining, lossis extrusion.
Cov ntaub ntawv ua tau zoo siv hauv kev tsim cov o-rings tuaj yeem sib txawv ntawm nitrile thiab silicone roj hmab rau fluorocarbons, thiab txawm tias hlau.
Qhov yooj yim torus-shaped o-rings yog paub thiab muaj thoob ntiaj teb
Ua rau lwm cov duab (square-cut, x-shaped, quad rings, thiab lwm yam) rau kev siv tshwj xeeb thiab thaum xav tau.
Q: Dab tsi yog O-rings siv rau?
A: O-rings feem ntau pom muaj nyob rau hauv cov twj tso kua mis, lub tog raj kheej, cov khoom sib txuas thiab cov li qub, pab txhawm rau txhawm rau sib koom ua ke ntawm cov khoom sib cais thiab tiv thaiv cov kua dej thiab cov pa tawm. Lawv tau siv nrog static, dynamic, hydraulic thiab pneumatic Cheebtsam, ua rau lawv ib tug tshwj xeeb ntau yam kev daws teeb meem rau ib tug ntau yam engineering teeb meem.
Q: Dab tsi yog O-rings hauv lus Askiv?
A: Ib qho O-ring, tseem hu ua pob khoom lossis lub pob sib koom ua ke, yog cov khoom siv hluav taws xob hauv cov duab ntawm lub torus; nws yog ib lub voj ntawm elastomer nrog ib puag ncig cross-section, tsim los zaum hauv qhov zawj thiab compressed thaum sib dhos ntawm ob lossis ntau qhov chaw, tsim lub foob ntawm lub interface.While O rings tuaj yeem ua los ntawm ntau yam elastomers, qee qhov yog dav siv nyob rau hauv ntau yam kev siv. Nitrile Butadiene Roj Hmab: Kuj hu ua NBR, cov roj hmab hluavtaws copolymer no muab kev tiv thaiv zoo rau cov tshuaj, roj, thiab cov kua qaub. Nws yog puncture-resistant thiab ua haujlwm ntawm qhov kub tsis tshua muaj siab
Q: Lub hauv paus ntsiab lus ntawm O-ring yog dab tsi?
A: Txhawm rau muab lub foob zoo, O-ntiv nplhaib sab hauv txoj kab uas hla (ID) yuav tsum me dua li lub piston zawj txoj kab uas hla, kom O-ntiv nplhaib yog me ntsis ncab, haum snugly hauv qhov zawj. Qhov kev ncab no yuav tsum nyob nruab nrab ntawm 1%-5% nrog 2% raws li qhov zoo tshaj plaws hauv cov ntawv thov feem ntau. Kev ncab ntau dua 5% tsis pom zoo.Vim muaj ntau daim ntawv thov, kuj tseem muaj ntau yam khoom siv O-ring xaiv. Nitrile (Buna), Neoprene, Ethylene Propylene (EPDM Roj Hmab), Silicone, Fluorocarbon (Viton), thiab PTFE (Teflon) yog cov feem ntau siv tebchaw rau O-rings thiab seals.
Q: Qhov txawv ntawm O-ring thiab foob yog dab tsi?
A: Ib qho tseem ceeb sib txawv ntawm ob qhov kev sib khi no yog lawv daim ntawv thov ntau yam; Cov roj ntsaws ruaj ruaj muaj lub siab ua haujlwm siab dua piv rau O rings uas ua rau lawv zoo tagnrho rau qhov chaw muaj kev kub ntxhov zoo li lub cav qhov chaw thaum O-rings ua haujlwm zoo rau kev sib dhos qis xws li li qub thiab cov kav dej.Lawv versatility thiab kev ntseeg tau ua rau nitrile 'O' rings tau dav suav hais tias yog qhov kev xaiv zoo tshaj plaws rau kev siv lub hom phiaj dav dav. Nitrile 'O' rings yog qhov tsim nyog rau cov roj av, roj av, dej, roj av, propane thiab qee cov kua dej hydraulic.
Q: Puas yog O-rings yog hom foob?
A: Lub nplhaib O yog lub foob uas yog lub nplhaib-puab nrog ib puag ncig hla ntu, zoo li lub khob noom cookie. Lawv yog cov khoom siv roj hmab siv los ua cov ntsaws ruaj ruaj. O-rings yog cov feem ntau siv cov ntsaws ruaj ruaj hauv tshuab thiab khoom siv, vim lawv pheej yig, tsim tau yooj yim, txhim khu kev qha thiab yooj yim kom haum.
Q: Dab tsi yog O-ring siv los tiv thaiv?
A: O-ring seal yog siv los tiv thaiv cov kua los yog roj. Lub foob sib dhos muaj elastomeric O-ring thiab caj pas. Ib lub nplhaib O-ring yog ib lub nplhaib sib dhos ua ke los ntawm cov roj hmab (raws li qhia saum toj no). Lub caj pas - feem ntau txiav rau hauv cov hlau los yog lwm yam khoom tsis nruj - muaj thiab txhawb nqa O-ring.
Q: Tus qauv O-Ring qhov ntau thiab tsawg yog dab tsi?
A: Peb tus thawj xibfwb Precision Polymer Engineering (PPE) tsim cov elastomer O-Rings uas tuaj nyob rau hauv qhov ntau thiab tsawg ntawm 1.5mm (0.06″) mus rau 2.5 meters (8ft) nyob rau hauv txoj kab uas hla, thiab { {10}}.8mm (0.03 ") mus rau 12mm (0.47") nyob rau hauv hla ntu.
Q: Koj puas tuaj yeem qhia yog tias O-ring thiab caj pas tsim tsim nyog?
A: Gland thiab O-ring designs uas qub heev thiab nyob rau hauv qhov chaw tau ntau xyoo yuav tsum tau tshuaj xyuas. Thaum muaj ntau O-ring tsim software pob khoom muaj, lawv tsis tas yuav coj mus rau hauv tus account ntau ntawm qhov sib txawv thiab peculiarities ntawm cov neeg siv khoom tiag tiag tsim. Qee cov software kuj tuaj yeem qhia cov lej sib npaug thiab truncating, ua rau kev suav yuam kev. Peb feem ntau tuaj yeem ua qhov kev soj ntsuam ntau dua nrog peb cov kev suav hauv tsev thiab tuaj yeem ua rau qhov kub thiab txias thiab coefficients ntawm thermal expansion ntawm lub caj pas mating thiab O-ring khoom kom tau txais cov ncauj lus kom ntxaws ntxiv ntawm cov qauv tsim. Peb cov txheej txheem suav hauv tsev tuaj yeem ua tau 'yog tias?' Kev suav, thiab peb tuaj yeem saib thiab pom zoo rau kev hloov pauv ntawm lub caj pas tsim, O-ring qhov ntev, O-ring dimensional kam rau ua, lossis cov khoom pom zoo.
Q: Nrog cov kua dej lossis cov pa roj uas tuaj yeem cuam tshuam nrog O-ring, cov khoom siv zoo tshaj plaws yuav yog dab tsi?
A: Niam txiv kev lag luam tus qauv cov ntaub ntawv tshwj xeeb lossis cov khoom siv tshwj xeeb ntawm cov neeg siv khoom feem ntau yuav txhais cov ntaub ntawv kom txaus. Txawm li cas los xij, tseem muaj cov lus nug uas tus qauv kev lag luam lossis cov neeg siv khoom tsis tau hais meej meej. Peb lub tsev qiv ntawv dav dav ntawm cov tshuaj sib raug zoo ntawm peb cov ntaub ntawv nrog ntau yam kua thiab roj yog peb thawj qhov kev siv. Yog tias peb cov ntaub ntawv hauv tsev qiv ntawv tsis txaus teb cov lus nug, peb lub chaw soj nstuam tuaj yeem kuaj xyuas cov khoom siv elastomer zoo tshaj plaws rau daim ntawv thov.
Q: Ua li cas O-ring tsim ib lub foob?
A: Hauv cov ntsiab lus yooj yim, o-ring seals ua haujlwm los ntawm zaum hauv qhov zawj lossis channel ntawm ob qhov chaw / cov khoom sib txuas uas yuav raug sib xyaw lossis thawb ua ke. Lub o-ntiv nplhaib, feem ntau yog ua los ntawm qee hom elastomer, zaum hauv kev sib koom ntawm ob qhov chaw, thiab ua compressed thiaj li yuav pab tsim lub foob kaw ntom ntom.Ib txoj hauv kev tsim qauv feem ntau siv los ua qhov pib rau O-ring grooves yog stretch. Ib qho ntawm cov laj thawj elastomers yog cov ntaub ntawv zoo tshaj plaws rau O-rings yog vim tias lawv cov khoom elastic tso cai rau O-nplhaib mus rau ib puag ncig kho vajtse thiab rov qab mus rau qhov qub qub thaum nyob hauv cov khoom siv elastic deformation ntau yam.
Q: Yuav ua li cas O-rings tiv thaiv kom tsis txhob xau?
A: O-Ring ua haujlwm li cas?|Allied Metrics O-Rings & Seals, Inc.
Lub O-ring tiv thaiv cov xau los ntawm kev tsim cov khoom ruaj khov, tsis muaj dej tsis zoo uas kaw cov pa roj thiab dej hauv qhov system. O-rings foob los ntawm compressed ntawm ob lub fittings koom, tiv thaiv tej huab cua los yog sab nraud ya raws los ntawm kev kaw system.Kuv yuav pib los ntawm hais tias tsis yog tag nrho cov o-rings yog tsim sib npaug; cov ntaub ntawv sib txawv, sib txawv hardness, sib txawv curing txheej txheem, lawv tsis yog puag ncig, lawv tsis yog squishy thiab tsuas yog sau rau hauv lub qhov.
Q: Puas O-rings nres nres?
A: O-rings yog ib qho ntawm ntau hom kev sib tsoo tshuab. Muaj ib lub nplhaib-zoo li daim ntawm cov khoom siv elastomeric, lawv muab tso rau ib ncig ntawm qhov chaw mating ntawm ob feem. O-rings yog tsim los tiv thaiv kom tsis txhob ntws los ntawm ib ncig ntawm cov mating nto Vim nws muaj peev xwm ncav cuag O-ring txoj kab uas hla mus txog 5% thiab compress nws mus txog 3%, koj tuaj yeem xaiv qhov loj me: 30 5 x 5 mm (nrog 1% stretch), los yog 310 x 5 mm (tsuas yog 0.6% compression).
Q: Tus qauv loj ntawm O-rings yog dab tsi?
A: O-Ring loj yog txhais los ntawm sab hauv txoj kab uas hla thiab hla ntu (dav) thiab tau teev nyob rau hauv ob qho tib si fractional thiab decimal qhov ntev nrog kev kam rau ua. Cov qauv muaj nyob hauv ID's los ntawm . 74 hli mus rau 658.88 hli thiab hla ntu (dav) los ntawm 1.02 hli mus rau 6.99 mm.Terminology ceeb toom: Ib qho o-ring tuaj yeem raug hu ua gasket vim lawv tiv thaiv kev hloov ntawm cov kua thiab cua, tab sis thaum o-rings yog cov duab tshwj xeeb. ntawm gasket, tej gasket tsis tuaj yeem hu ua o-ring.
Q: Vim li cas thiaj siv Viton O-rings?
A: Nyob rau hauv kev sib piv rau nitrile, Viton ™ muaj ib tug loj kev khiav hauj lwm kub ntau yam, zoo dua tiv thaiv degradation los ntawm raug huab cua thiab ozone thiab yog ntau chemical resistant ib yam nkaus thiab. Xaiv lub Viton ™ o nplhaib rau txoj haujlwm nyuaj tshaj plaws txhais tau tias nws yuav kav ntev dua.Vim tias lawv muaj cov ces kaum, O-rings tiaj tus tuaj yeem siv ntxiv rau puag ncig O-rings los kaw qhov chaw uas yav dhau los tsis tuaj yeem. Piv txwv li, raws li lub tiaj O-rings muaj thaj tsam loj dua thiab muaj kev tiv thaiv zoo dua thaum ntsia hlau, lawv tuaj yeem ua haujlwm ua lub foob ntawm lub tsheb roj lim thiab roj vaj tsev.
Q: Muaj pes tsawg hom O-rings muaj?
A: Qhov sib txawv ntawm o-rings yog nitrile (buna-n), ethylene propylene roj hmab (EPR), fluorocarbon (viton), neoprene, polyurethane, silicone, PTFE, FFKM, ethylene propylene (EPDM), thiab fluorosilicone. Hauv qab no yog cov ntsiab lus ntawm cov khoom siv o-ring sib txawv thiab hom.A 70 durometer NBR o-ring, feem ntau los ntawm ASTM D2000 yuav tsum, yuav ncab 250%. Nyob rau hauv practicality, feem ntau cov tebchaw zoo yuav tshaj li qhov tseem ceeb. Nyob rau hauv rooj plaub ntawm 70 durometer EPDM, koj tab tom saib ntawm 200% stretch.
Q: Cov khoom siv dab tsi yog siv rau O-ring?
A: O-rings yog mechanical gaskets nrog ib puag ncig hla ntu. Lawv tau siv los tiv thaiv cov pa roj thiab cov dej xau hauv cov ntawv thov zoo li qub thiab muaj zog thiab tsim los ntawm ntau hom elastomers. Qee yam ntawm peb hom O-ring cov ntaub ntawv muaj xws li PTFE, Nitrile (Buna), Neoprene, EPDM Roj Hmab thiab Fluorocarbon (Viton). raws li haum rau tej yam uas pom nyob rau hauv kab noj hniav uas nyob ze ntawm qhov clearance gap.
