Dab tsi yog Txoj Kev Ntsuas Roj Hmab Tseem Ceeb Kom Ua Kom Zoo Thiab Ua Tau Zoo hauv Kev Siv Khoom?

Dab tsi yog qhov tseem ceeb tshaj plaws ntawm Kev Ntsuas Cov Roj Hmab kom ntseeg tau tias kev ua haujlwm ntev thiab kev ua tau zoo hauv kev lag luam?

Hauv cov ntawv thov kev lag luam (xws li HVAC systems, yeeb nkab txhawb nqa, sealing, thiab vibration damping), tsis ua haujlwm ntawm cov khoom siv roj hmab feem ntau tsis yog vim "cov khoom siv tsis zoo," tab sis tsis muaj kev pov thawj ntawm cov yam ntxwv tseem ceeb.

Yog tias koj tab tom yuav cov roj hmab ntsaws ruaj ruaj, damping pads, los yog cov yeeb nkab clamp liners, nkag siab txog cov txheej txheem kev ntsuas tseem ceeb tuaj yeem txo tus nqi rov ua dua thiab ntev - cov nqi.

Vim li cas cov roj hmab kuaj xyuas cov khoom ntseeg tau?

Roj hmab raug raws li hauv qab no nyob rau lub sijhawm ntev hauv kev siv tiag - ntiaj teb no:

Nruam compression (sealing scenarios)

Siab -frequency vibration (cov cuab yeej ua haujlwm)

Siab -kub / qis- kub caij tsheb kauj vab

Corrosion los ntawm roj thiab tshuaj lom neeg xov xwm

Yog tsis muaj kev ntsuam xyuas, txawm tias thawj zaug ua tau zoo, kev laus, tawg, lossis poob ntawm kev sib khi yuav tshwm sim hauv 3-6 lub hlis.

7 Txoj Kev Ntsuas Roj Hmab tseem ceeb

Shore A Hardness Test: Qhov Ntsuas Ntsuas rau Hardness & Softness Matching

Hardness yog qhov ntsuas qhov ua tau zoo tshaj plaws ntawm cov roj hmab, ntsuas tawm tsam Shore A tus qauv. Cov nqi qis dua 50A ua rau kom yooj yim deformation thiab kev txhawb nqa tsis txaus; Qhov tseem ceeb tshaj 70A ua rau tsis zoo sealing haum thiab tsis muaj txiaj ntsig kev poob siab. Rau HVAC system sealing thiab shock absorption Cheebtsam, qhov zoo tshaj plaws ntau yam yog50–70 IB, sib npaug sealing nruj thiab elastic cushioning rau cov ntaub ntawv tseem ceeb xws li cov yeeb nkab sib txuas thiab kev sib cais kiv cua.

Langfang Ruidi Case: Thaum ua raws li kev tsim kho cov roj hmab poob siab- nqus ko taw rau lub qhov dej zoo-paub huab cua- txias hom (ib qho ntawm Langfang Ruidi's ntev-cov neeg siv khoom koom tes nrog rau Oaks Cua Txias thiab LG Electronics), peb nruj me ntsis tswj lub ntug dej hiav txwv A hardness 5} 5production ntawm cov khoom nyob rau hauv qhov ntau ntawm 5-{6} kuaj. Qhov no tsis tsuas yog ua kom lub zog nqus ntawm huab cua- cua txias sab nraum zoov tab sis kuj zam cov khoom siv suab nrov los ntawm kev ua kom tawv tawv ntau dhau los yog kev puas tsuaj los ntawm kev txhawb nqa tsis txaus. Txog tam sim no, batch ntawm cov khoom tau muab tso rau hauv kev siv rau 3 xyoos, nrog rau qhov tsis ua hauj lwm tsawg dua 0.1%.

Tensile Strength & Elongation ntawm Break: Guarantees for Tensile & Impact Resistance

Qhov kev ntsuam xyuas no ntsuas cov roj hmab lub peev xwm los tiv thaiv qhov nro thiab tawg. Lub zog tensile siab tiv thaiv tearing nyob rau hauv kev ntxhov siab, ua rau nws haum rau siab- bearing qhov chaw xws li cov yeeb nkab clamps thiab dynamic connectors. High elongation ntawm tawg muab zoo heev toughness los tiv thaiv tej yam, kev co, thiab deformation. Muaj- qib roj hmab feem ntau xav tautensile zog Ntau tshaj los yog sib npaug rau 10 MPathiabelongation Ntau dua lossis sib npaug li 300%kom ua tau raws li qhov xav tau ntawm kev ua haujlwm dynamic.

Langfang Ruidi Case: Rau cov roj hmab yeeb nkab clamps customized rau kev lag luam automotive, Langfang Ruidi ua nruj tensile zog thiab elongation ntawm kev ntsuam xyuas tawg. Cov khoom kawg tau ua tiav lub zog tensile ntawm 12.5 MPa thiab elongation ntawm kev tawg ntawm 380%, deb tshaj qhov kev lag luam tus qauv. Cov yeeb nkab clamps no yog siv rau hauv kev sib txuas ntawm cov kav dej ntawm lub cav tsheb, tiv thaiv qhov nro thiab kev co thaum lub sijhawm ua haujlwm ntawm lub tsheb. Lawv tau raug lees paub los ntawm zoo- lub npe nrov tsheb xws li Great Wall Motors thiab tau loj heev- tsim thiab muab khoom tsis tu ncua.

Compression Set: "Golden Indicator" ntawm Sealing Durability

Raws li qhov kev ntsuam xyuas tseem ceeb tshaj plaws rau cov ntsaws ruaj ruaj, cov txheej txheem compression ntsuas cov roj hmab elastic rov qab tom qab ntev - lub sij hawm compression.Cov nqi qis dua txhais tau tias muaj zog dua thiab kev sib khi lub neej ntev dua; Qhov tseem ceeb tshaj 30% muaj kev pheej hmoo siab ntawm kev foob tsis ua haujlwm, huab cua to, thiab dej to. Kev tswj hwm nruj ntawm qhov ntsuas no yog qhov yuav tsum tau ua rau cov ntawv thov suav nrog HVAC cov yeeb nkab ntsaws ruaj ruaj, phab ntsa qhov sealants, thiab roj hmab gaskets - nws ncaj qha txiav txim siab ntev npaum li cas cov khoom tseem siv tau.

Langfang Ruidi Case: Hauv kev tsim cov huab cua- cua txias yeeb nkab sealing rau ib qhov loj HVAC project, Langfang Ruidi coj compression teem raws li qhov tseem ceeb tswj qhov taw qhia, nruj me ntsis tswj tus nqi hauv qab no 20% los ntawm cov qauv optimization thiab cov txheej txheem hloov. Tom qab 1,000 teev ntawm qhov ntev - lub sij hawm kev ntsuas compression, cov ntsaws ruaj ruaj tseem tuav tau zoo heev rebound kev ua tau zoo, tsis muaj cua los yog dej to. Txoj haujlwm no tau ua haujlwm ruaj khov rau 5 xyoos, thiab kev sib khi ua haujlwm ntawm cov roj hmab ntsaws ruaj ruaj tsis tau degraded, ua kom tiav cov txiaj ntsig zoo ntawm peb cov khoom. Qhov kev ua tiav no kuj tau txais kev txhawb nqa los ntawm peb cov kev tshawb fawb ywj pheej thiab kev txhim kho thev naus laus zis, xws li kev tsim khoom siv patent ntawm "tsawg- kub thiab qis- compression- teeb neoprene plug".

Heat Aging Test: Kev txheeb xyuas qhov ruaj khov nyob rau hauv siab - Ib puag ncig kub

Qhov kev sim no simulates ntev - lub sij hawm siab - qhov kub thiab txias (piv txwv li, 125℃× 70h) los soj ntsuam cov kev hloov ntawm hardness, tensile zog, thiab deg tej yam kev mob tom qab laus. HVAC thiab cov khoom siv thermal ua haujlwm nyob rau hauv qhov kev sib tw siab -kub; Thaum tshav kub kub aging uas ua rau muaj zog nce nyob rau hauv hardness, tee nyob rau hauv lub zog, los yog nto tawg yuav ncaj qha ua rau lub foob tsis ua hauj lwm. Cov ntaub ntawv hwm zoo xws li EPDM tswj kev ua haujlwm siab tom qab kev sim thiab yog qhov zoo tshaj plaws rau kev kub siab - ib puag ncig.

Langfang Ruidi Case: Thaum txhim kho siab -kub- cov roj hmab resistant rau cov khoom siv hluav taws xob thermal, Langfang Ruidi tau ua 125℃× 70h thaum tshav kub kub aging test. Cov gaskets kuaj (ua los ntawm cov khoom siv EPDM) muaj qhov hloov pauv hardness tsawg dua 8% thiab lub zog tensile tuav tau ntau dua 90%, tsis muaj qhov tawg. Cov gaskets tam sim no yog siv nyob rau hauv lub tshav kub exchanger system ntawm ib tug loj thermal fais fab nroj tsuag, ua hauj lwm ruaj khov nyob rau hauv ib tug high - kub ib puag ncig rau lub sij hawm ntev. Peb txoj kev tshawb fawb ywj pheej thiab kev txhim kho ntawm "siab-kub nplaim- huab cua retardant- txias damping" kuj muab kev txhawb zog rau cov khoom siv hluav taws xob.

Ozone Aging Test: Tseem ceeb tiv thaiv tawm tsam sab nraum zoov tawg

Tsim los rau cov chav nyob sab nraum zoov thiab cov kav dej, qhov kev sim no ua rau kev laus hauv ib puag ncig ozone simulated. Cov roj hmab tawm sab nraum zoov yog qhov ua rau ozone yaig, ua rau microcracks thiab ua tsis tiav ntxov. Kev kuaj kev laus ozone pab xaiv ozone- cov ntaub ntawv tiv taus (xws li, EPDM), tshem tawm cov kev pab cuam luv luv thiab tawg hauv kev siv sab nraum zoov thiab txuas ntxiv lub neej ntawm cov khoom raug.

Langfang Ruidi Case: Rau cov yeeb nkab tawm ntawm cov huab cua sab nraum zoov- cov cua txias hloov kho rau LG Electronics, Langfang Ruidi tau ua qhov kev ntsuas kev laus ozone nruj. Cov khoom tau muab tso rau hauv qhov chaw simulated ozone (concentration 50pphm, kub 40 degree) rau 72 teev, tsis muaj microcracks ntawm qhov chaw thiab tsis muaj kev hloov pauv tseem ceeb hauv kev ua haujlwm. Cov ntsaws ruaj ruaj no tau siv nyob rau sab nraum zoov huab cua- cua txias chav nyob rau hauv ntug dej hiav txwv rau 4 xyoo, tiv thaiv ozone yaig thiab ua kom lub neej kev pab ntawm cov cuab yeej siv.

High & Low Temperature Resistance: Adaptation to Extreme Environments

Qhov kev sim no ua pov thawj tias cov roj hmab tseem tawg -dawb ntawm qhov kub thiab tsis muaj - softening ntawm qhov kub thiab txias. Cov xwm txheej hnyav ua kom nruj rau cov khoom siv, txij li lub caij ntuj sov sab qaum teb mus rau lub caij ntuj sov yav qab teb kub thiab kub hloov pauv ntau zaus thaum cov khoom pib thiab kaw.EPDM ua tau zoo heev, nrog ib tug dav kev pab cuam kub ntau yam ntawm-40℃rau +120 degree, khaws elasticity ntawm qis kub thiab tiv thaiv deformation ntawm qhov kub thiab txias, ua rau nws yog qhov kev xaiv sab saum toj rau HVAC kev lag luam.

Langfang Ruidi Case: Lub hom phiaj ntawm huab cua hnyav nyob rau sab qaum teb Tuam Tshoj, Langfang Ruidi tau tsim cov roj hmab shock absorbers rau sab nraum zoov cov kav dej, uas dhau qhov kev ntsuas kub thiab tsis kub. Cov khoom tseem nyob elastic yam tsis muaj pob txha tawg ntawm -40℃thiab tsis soften lossis ntws ntawm +120℃. Cov shocks absorbers tam sim no yog siv nyob rau hauv lub sab nraum zoov pipeline system ntawm ib tug sab qaum teb oilfield, adapting rau qhov kub ntawm qhov sib txawv ntawm -40℃rau +35℃nyob rau hauv cheeb tsam, thiab tau nyob rau hauv ruaj khov rau 2 xyoo. Peb cov khoom "cua zog poob siab-absorbing taw" kuj muaj qhov zoo heev uas tsis muaj qhov kub thiab txias, uas tau siv dav hauv cov haujlwm sab qaum teb HVAC.

Roj & Tshuaj Corrosion Resistance: Stability Test rau Industrial Conditions

Lub hom phiaj ntawm cov kav dej, compressors, thiab lubricating roj systems, qhov kev ntsuam xyuas no ntsuas cov roj hmab ruaj khov hauv cov roj thiab tshuaj lom neeg. Cov ntaub ntawv uas tsis muaj roj kuj yooj yim o, soften, thiab poob lub zog, ua rau xau thiab malfunctions. Nitrile roj hmab (NBR), hydrogenated nitrile roj hmab (HNBR), thiab cov ntaub ntawv zoo sib xws qhia qhov hloov pauv tsawg dua lossis sib npaug li 10% thiab kev ua haujlwm siab tom qab kuaj roj, ua kom haum rau cov chaw tsim khoom lag luam.

Langfang Ruidi Case: Rau cov roj hmab ntsaws ruaj ruaj siv nyob rau hauv compressor tshuab ntawm ib lub tuam txhab tshuaj, Langfang Ruidi xaiv HNBR cov ntaub ntawv thiab ua cov roj kuj kuaj. Tom qab soaking nyob rau hauv lubricating roj ntawm 80℃rau 24 teev, lub ntim hloov ntawm cov ntsaws ruaj ruaj tsuas yog 6.2%, thiab lub tensile lub zog tuav tus nqi yog 92%, tag nrho raws li cov kev cai ntawm kev lag luam tshuaj. Cov ntsaws ruaj ruaj no tau daws qhov teeb meem ntawm kev foob tsis ua haujlwm hauv cov neeg siv khoom lub tshuab compressor, txo tus nqi txij nkawm los ntawm 30% rau cov neeg siv khoom. Raws li ib qho kev lag luam nrog cov khoom tsim nyog thiab xa tawm, peb kuj muab cov khoom zoo li no - roj hmab resistant - cov khoom siv roj hmab rau cov neeg siv khoom txawv teb chaws.