Hauj lwm lawm
Xa kev nug
O-Ntiv nplhaib nrog Teflon Txheej: Khoom Muag Khoom
O-rings nrog Teflon txheej muab cov elasticity ntawm cov roj hmab nrog cov tshuaj tiv thaiv zoo tshaj ntawm PTFE (polytetrafluoroethylene), xa cov kev sib khi tshwj xeeb hauv kev thov kev lag luam. Cov kev daws teeb meem zoo tshaj plaws no muaj cov roj hmab core encapsulated los ntawm nyias, ruaj Teflon txheej uas muab kev tiv thaiv zoo rau cov tshuaj aggression, huab cua kub, thiab kev siv tshuab.
Dab tsi yog O-Rings nrog Teflon Txheej?
Kev txhais thiab kev tsim kho:
O-rings nrog Teflon txheej yog precision-engineered sealing Cheebtsam uas feature ib ob- txheej tsim. Cov tub ntxhais sab hauv muaj cov khoom siv elastomeric (feem ntau NBR, EPDM, lossis FKM), uas muab cov khoom tsim nyog compression thiab rov ua haujlwm. Cov tub ntxhais no yog tom qab ntawd encapsulated tag nrog nyias txheej txheej ntawm PTFE, tsim kom muaj kev tiv thaiv seamless.
PTFE txheej ua haujlwm li cas:
Teflon txheej yog siv los ntawm cov txheej txheem tshwj xeeb uas ua kom tiav cov kev pabcuam thiab kev pom zoo rau cov tub ntxhais roj hmab. Qhov txheej txheej no feem ntau yog li ntawm 0.05mm txog 0.2mm, muab:
- Chemical Barrier Protection:PTFE txheej tiv thaiv cov tshuaj lom neeg los ntawm kev tiv thaiv cov tub ntxhais roj hmab
- Low Friction Nto:Txo kev hnav thaum lub sijhawm teeb tsa thiab ua haujlwm
- Temperature Stability:Tuav sealing kev ncaj ncees thoob plaws qhov kub thiab txias
- Tsis yog -stick Properties:Tiv thaiv kev tshaj tawm adhesion thiab ua kom yooj yim txij nkawm
Cov txiaj ntsig tseem ceeb ntawm Teflon Coated O-Rings
Superior Chemical Resistance:
PTFE txheej muab qhov tshwj xeeb tiv thaiv rau txhua yam khoom siv tshuaj, suav nrog:
- Muaj zog acids (sulfuric acid, nitric acid, hydrochloric acid)
- Caustic alkalis thiab bases
- Organic kuab tshuaj (ketones, esters, aromatics)
- Oxidizing tshuaj thiab tshuaj dawb
- Roj thiab cov khoom siv roj av
- Cov tshuaj tshwj xeeb thiab cov khoom nruab nrab
Extended Temperature Performance:
Tsis zoo li cov qauv roj hmab O-rings, Teflon coated variants muaj kev sib khi ruaj khov thoob plaws qhov kub thiab txias ntau dua, los ntawm cov xwm txheej cryogenic mus rau siab - qhov chaw sov.
Txo kev sib txhuam thiab hnav:
Qhov qis coefficient ntawm kev sib txhuam los ntawm PTFE txo qis:
- Installation quab yuam xav tau
- Nto hnav thaum siv dynamic
- Lov -kev coj tus cwj pwm hauv kev sib txuas lus
- Maintenance zaus thiab cov nqi
Kev Tiv Thaiv Kab Mob:
Qhov uas tsis yog - ntxeem tau, tsis yog -wettable PTFE nto tiv thaiv:
- Media absorption rau hauv cov khoom foob
- Cov kab mob loj hlob thiab tsim biofilm
- Cov khoom sib kis hauv cov ntawv thov rhiab heev
- Xim hloov los yog staining
Tus nqi -Kev ua tau zoo:
Thaum muab cov yam ntxwv ua tau zoo, Teflon coated O-rings muab:
- Lub neej ua haujlwm ntev dua li cov qauv roj hmab foob
- Txo cov sijhawm tu ncua thiab kev poob qis
- Tsawg tus nqi ntawm cov tswv cuab
- Kev sib raug zoo nrog tus qauv uas twb muaj lawm O-ring grooves
Technical Specifications
Cov khoom siv thiab cov khoom siv:
Core Elastomer Khoom:
| Khoom siv | Qhov kub thiab txias | Cov yam ntxwv tseem ceeb | Tej kev siv |
|---|---|---|---|
| NBR (Nitrile) | -40℃rau +108 degree | Zoo heev roj kuj, zoo mechanical zog | Petroleum, hydraulic systems |
| EPDM | -55℃rau +155 degree | Zoo heev chav / dej tsis kam, huab cua resistant | Kev kho dej, kev ua zaub mov |
| FKM (Viton) | -25℃rau +204 degree | Superior tshav kub thiab tshuaj tiv thaiv | Kev tsim tshuaj lom neeg, automotive |
| VMQ (Silicon) | -60℃rau +200 degree | Qhov kub thiab txias hloov tau yooj yim, biocompatible | Kev kho mob, kev sib cuag zaub mov |
| HNBR | -40℃rau +150 degree | Ua kom muaj cua sov tiv thaiv vs NBR, lub zog zoo heev | Roj & roj, automotive |
| FFKM (Perfluoro) | -25℃rau +250 degree | Qhov kawg tshuaj tiv thaiv, kub kub | Semiconductor, tshuaj |
PTFE Txheej Khoom:
- Txheej Thickness:0.05-0.2 hli (Customizable)
- Nto tiav:0.4-0.8 hli
- Chemical Resistance:Universal (pH 0-14)
- Kev sib txhuam coefficient:0.05-0.15 (dynamic)
- Permeability:Nyob ze -zero rau feem ntau cov pa roj thiab kua
- FDA Ua raws:Muaj nrog FDA- cov ntaub ntawv qib
- USP Chav Kawm VI:Muaj nyob ntawm qhov kev thov
Performance Specifications:
| Parameter | Specification |
|---|---|
| Hom foob | Static thiab txwv dynamic |
| Kev ntsuas siab | Txog li 100 bar (nyob ntawm daim ntawv thov) |
| Ceev txwv | Txog li 0.5 m / s (kev siv dynamic) |
| Compression Teeb | <25% at 70°C for 22 hours (ASTM D395) |
| Tensile zog | 10-25 MPa (nyob ntawm cov khoom siv tseem ceeb) |
| Elongation ntawm Break | 200-600% (nyob ntawm cov khoom tseem ceeb) |
| Foob Directionality | Bidirectional |
| Manufacturing Standards | AS 568A, DIN 3771, BS 1806/4518, JIS B2401, ISO 3601 |
5. Daim ntawv thov thiab kev lag luam
Kev Lag Luam Kev Lag Luam
Teflon coated O-rings excel nyob rau hauv chemical processing ib puag ncig uas raug aggressive media yog tas li:
- Txheej txheem nkoj:Flange seals, manway npog, reactor nkoj kaw
- Pumps thiab Valves:Cov ntsaws ruaj ruaj, valve qia ntsaws ruaj ruaj, twj tso kua mis vaj tse seals
- Piping Systems:Kev sib txuas flanged, union seals, ceev -disconnect couplings
- Cia Tank:Tank hatch seals, pom iav seals, qib ntsuas cov ntsaws ruaj ruaj
Pharmaceutical thiab Biotechnology
Hauv kev tsim tshuaj, cov ntsaws ruaj ruaj no ua tau raws li cov kev cai purity nruj:
- Sterile processing:Autoclave qhov rooj ntsaws ruaj ruaj, sterile hloov tshuab
- Bioreactors:Vessel port seals, sampling point seals
- Cov khoom siv filling:Pump seals, valve seals, ntim kaw
- Clean Utilities:Purified dej systems, huv chav tshuab
Kev ua zaub mov thiab dej haus
FDA-raws li Teflon coated O-rings kom cov khoom muaj kev nyab xeeb thiab zoo:
- Cov cuab yeej ua haujlwm:Sib tov cov hlab ntsha, tshav kub exchangers, homogenizers
- CIP/SIP Systems:Ntxuav-hauv- qhov chaw thiab ua kom tsis muaj menyuam- hauv - qhov chaw sib txuas
- Cov kab ntim khoom:Filling tshuab, capping khoom, conveyors
- Kev faib dej haus:Keg couplers, haus kab, carbonation systems
Semiconductor Manufacturing
Ultra- siab purity yuav tsum nyob rau hauv semiconductor fabrication thov Teflon txheej:
- Chemical Delivery Systems:Acid/base distribution, hnyav kab
- Cov khoom siv nqus tsev vacuum:Chamber seals, twj tso kua mis sib txuas
- Gas Distribution:High - cov kab purity roj, cov tswj lub siab
- Wet Benches:Chemical da dej seals, yaug chaw nres tsheb seals
Kev lag luam roj thiab roj
Cov xwm txheej hnyav hauv kev siv roj av yuav tsum muaj kev sib khi zoo:
- Cov khoom siv Downhole:Packers, li qub, tubular sib txuas
- Wellhead Systems:Christmas ntoo ntsaws ruaj ruaj, tswj valve seals
- Refining txheej txheem:Kem seals, reactor seals, tshav kub exchanger seals
- Pipeline Systems:Pig launcher/receiver seals, valve seals
Cov ntawv thov ntxiv
- Automotive: Roj tshuab, nres tshuab, emissions tswj
- Aerospace: Hydraulic systems, roj systems, ib puag ncig tswj
- Kev Kho Dej: Kev pabcuam chlorine, ozone systems, tshuaj siv tshuaj
- Cov cuab yeej kuaj: Cov cuab yeej ntsuas ntsuas, kev sib txuas iav
- Cov Khoom Siv Kho Mob: Kev tuav dej, kev xa tshuaj
Phau Ntawv Qhia Kev Xaiv Khoom
Xaiv Core Elastomer
| Hom tshuaj | Cov khoom siv tseem ceeb pom zoo |
|---|---|
| Mineral roj, roj | NBR, HNBR |
| Dej kub, chav dej | EPDM |
| Muaj zog acids / bases | FKM, FKM |
| Organic tshuaj | FKM, FKM |
| Aromatic hydrocarbons | FKM, HNBR |
| Cawv, ketones | NBR, EPDM |
Rau qhov yuav tsum tau muaj kub
- Hauv qab -40 degree:EPDM, VMQ
- -40℃rau +100 degree:NBR, EPDM
- +100℃rau +150 degree:FKM, HNBR, EPDM
- +150℃rau +200 degree:FKM, VMQ
- Tshaj +200 degree:FFKM
Rau Kev Ua Raws Cai
- FDA Sib cuag Khoom Noj:EPDM, VMQ, FKM (FDA qib)
- USP Chav Kawm VI:VMQ, EPDM (qib kho mob)
- Dej Haus (NSF-61):EPDM
- 3A Cov mis nyuj:EPDM, VMQ
Kev xaiv Hardness
| Hardness (Shore A) | Daim ntawv thov yam ntxwv |
|---|---|
| 50-60 | Qhov siab tshaj plaws sealing, tsis tshua muaj siab, ntxhib nto |
| 70 | Standard daim ntaub ntawv, zoo tshuav nyiaj li cas |
| 80-90 | Kev kub siab, du nto, extrusion kuj |
Kev txiav txim siab tsim
Groove Design Requirements
Static Foob Grooves
- Compression:15-25% rau lub ntsej muag ntsaws ruaj ruaj, 10-18% rau dovetail grooves
- Groove Dav:1.02-1.08 × O-ntiv nplhaib hla txoj kab uas hla
- Groove Qhov tob:Account rau compression feem pua thiab thermal expansion
- Nto tiav:Ra 0.4-1.6 μm rau kev pom zoo sealing
Dynamic Foob Grooves
- Compression:8-12% rau reciprocating, 3-8% rau rotary
- Clearance Gap:Tsawg kom tiv thaiv extrusion (feem ntau<0.3mm)
- Lead-hauv Chamfer:15-25℃nrog lub vojvoog los tiv thaiv txheej
- Groove Length:Tso cai rau thermal expansion tsis dhau - compression
Kev txiav txim siab Compatibility
- Cov khoom tseem ceeb compatibility rau kub / o
- Muaj peev xwm permeation ntawm me me molecules los ntawm txheej
- Lubricant compatibility nrog PTFE thiab core
- Kev ntxuav tus neeg sawv cev cuam tshuam rau kev ua haujlwm foob
Quality Assurance
Manufacturing Quality Control
- Incoming Material Inspection:Raw elastomer ntawv pov thawj thiab kuaj; PTFE hmoov purity pov thawj (virgin PTFE nkaus xwb); colorant thiab additive pom zoo
- Hauv -Cov Txheej Txheem Tswj:Txheej thickness ntsuas (100% tshuaj xyuas muaj); kev soj ntsuam pom rau txheej txheej uniformity; Kev txheeb xyuas qhov loj me ntawm AS 568 lossis kev cai tshwj xeeb; Kev ntsuas qhov kawg
- Kev Xeem Kawg:Kev soj ntsuam pom 100%; kev txheeb xyuas qhov seem; Kev ntsuas hardness rau ASTM D2240; compression teem rau ASTM D395; Kev ntsuas tensile rau ASTM D412; tshuaj tiv thaiv immersion kuaj
-
Cov ntawv pov thawj thiab kev ua raws cai
- ISO 9001:2015 - Kev Tswj Xyuas Zoo
- FDA 21 CFR 177.2600 - Kev ua raws li kev noj zaub mov
- USP Class VI - Biocompatibility rau kev siv kho mob
- NSF/ANSI 51 - Cov khoom siv khoom noj khoom haus
- NSF/ANSI 61 - Cov kav dej haus
- WRAS - UK kev pom zoo dej haus
- RoHS - Kev txwv tsis pub muaj tshuaj lom
- REACH - European chemical kev cai ua raws
Ordering Information
Standard Size muaj
- NBR core nrog ntuj PTFE txheej
- EPDM core nrog ntuj PTFE txheej
- 70 Ntug A hardness
- Txheem txheej thickness (0.1mm)
Custom Manufacturing Capabilities
- Qhov Loj Loj:ID los ntawm 1mm mus rau 3000mm +
- Hla -Tshooj:Txheem (AS568) lossis kev cai profiles
- Cov ntaub ntawv tseem ceeb:Txhua elastomer haum rau daim ntawv thov
- Txheej Xim:Txhua RAL lossis Pantone xim muaj
- Txheej Thickness:0.05mm txog 0.3mm
- Hardness:20-90 Ib
- Tshwj xeeb nta:Venting, internal reinforcement, cov duab tshwj xeeb
Yam tsawg kawg txiav txim kom muaj nuj nqis
- Standard Sizes (Cov khoom hauv Tshuag):1 qob
- Custom Size (Tsis muaj Tooling):1 daim
- Tshiab Tool Development:1 pieces yam tsawg kawg nkaus
Lub Sijhawm Lead
| Hom kev txiav txim | Lub Sijhawm Lead |
|---|---|
| Cov khoom lag luam | Nkoj hauv 3 hnub ua haujlwm |
| Custom size (cov cuab yeej uas twb muaj lawm) | 7-15 hnub tom qab tau txais kev pom zoo |
| Kev txhim kho cov cuab yeej tshiab | Cov cuab yeej: 10-20 hnub; Ntau lawm: 15-25 hnub |
| Cov qauv qauv | 5-10 hnub |
| Rush xaj | Muaj raws li qhov kev thov (yuav tau them tus nqi ntxiv) |
Ntim, Shipping
Ntim & Shipping
- Sab hauv ntim:
- Lub hnab me me Poly hnab:Haum rau cov khoom me me lossis cov qauv ntim khoom
- Bulk Bag Ntim:Tus nqi -hloov loj- ntim ntim xaiv
- Tube / Reel Ntim:Organized packing rau ntev los yog muag muag roj hmab profiles (yeem)
- Inflatable / Gas-Pov:Ntim: Cushioning cua - ntim hnab los tiv thaiv cov khoom thaum thauj khoom (yeem)
- Nqus Ntim:Rau lub sijhawm ntev - khaws cia lossis noo noo - cov ntawv thov nkag siab (yeem)
- Kev txheeb xyuas ntau:Daim ntawv lo nrog qhov loj me, cov khoom siv, kom muaj nuj nqis, ntau tus lej
- Ntim Ntim:Corrugated thawv nrog cushioning khoom
- Cov ntaub ntawv:Daim ntawv teev cov khoom, ntawv pov thawj, cov ntawv xeem
Export Cov ntaub ntawv
- Commercial invoice
- Cov ntawv ntim khoom
- Cov ntaub ntawv kev nyab xeeb cov ntaub ntawv (MSDS / SDS)
- Daim ntawv pov thawj ntawm kev ua raws cai
- Certificate of origin (yog xav tau)
- Cov ntawv xeem thiab ntawv pov thawj
Tiv tauj peb
Xiamen Best Seal Imp thiab Exp Co., Ltd
Tel: +86-592-5782315
Mob: +8618950159396
Email: yunying2@bestsealhk.com
Ntxiv: Unit 522-525, Gaodian Road 6#, Huli District, Xiamen, Suav teb
Cim npe nrov: o- nplhaib nrog teflon txheej, Tuam Tshoj o- nplhaib nrog teflon txheej lwm tus neeg, manufacturers, hoobkas
