OKUXHUMANA NEMETALI YOPHUVA
| Isicelo: |
| Oxhumana nabo, ama-circuit breaker, ama-thermostat, amaswishi ahlakaniphile, njll |
| Okubalulekile: |
| I-AgC,AgW,AgWC,AgWCC,AgNiC,CuW |
I-AgC
I-Microstructure
Incazelo evamile
Izinto zokuxhumana ze-AgC zibonisa ukumelana okuphezulu kakhulu nokushisela othintana naye kanye nokumelana nokuxhumana okuphansi.Ukumelana nokushisela kuyanda ngokwanda kokuqukethwe kwe-graphite.Izinto ze-AgC zinokuzithambisa uma zisetshenziswa njengoxhumana nabo abaslayidayo.
Ububanzi bohlelo lokusebenza
Isetshenziswa kakhulu ekushintsheni okuvikelayo okufana nama-MCB, ama-MCCB, amaswishi okuvikela amanje ayinsalela, noma amaswishi okuvikela izimoto.Uhlelo lokusebenza luvamise ukufana ne-AgNi, AgW, AgWC noma i-Cu.
Izinto ezibonakalayo
| I-AgC | I-AgC | I-AgC | I-AgC | I-AgC | I-AgC | |
| C Okuqukethwe(wt.%) | 3±0.5 | 4±0.5 | 5±0.5 | 3±0.5 | 3.8±0.5 | 4±0.5 |
| Ukuminyana (g/cnre) | ≥9.10 | ≥8.9 | ≥8.60 | ≥9.10 | ≥9.00 | ≥8.9 |
| I-Elec.Resistivity (.10•cm) | ≤2.10 | ≤2.20 | ≤2.30 | ≤2.10 | ≤2.20 | ≤2.20 |
| Ubulukhuni HV | ≥42 | ≥42 | ≥42 | ≥42 | ≥42 | ≥42 |
| Inqubo yokukhiqiza | I-Sintering-Extruding | |||||
Izinhlobo Zomkhiqizo
I-AgW
I-Microstructure
Incazelo evamile
Othintana nabo abenziwe nge-AgW babonisa ukumelana okuphezulu kwe-anti-welding kanye nokumelana okuphezulu nokuguguleka kwe-arc ngenxa yezinga eliphezulu lokuncibilika kanye nobulukhuni obuphezulu be-W, futhi banokusebenza okuhle kukagesi nokushisayo.
Ububanzi bohlelo lokusebenza
Izinto ze-AgW zisetshenziswa kakhulu ku-low voltage MCCB kanye ne-ACB kanye namaswishi okuvikela.
Izinto ezibonakalayo
| I-AgW | I-AgW | I-AgW | I-AgW | I-AgW | I-AgW | |
| Okuqukethwe kwe-Ag(wt.%) | 50±2 | 45±2 | 40±2 | 35±2 | 30±2 | 25±2 |
| Ukuminyana (g/cm3) | ≥13.15 | ≥13.55 | ≥14.00 | ≥14.50 | ≥14.90 | ≥15.40 |
| I-EIec.Resistivity (1.10•cm) | ≤3.00 | ≤3.20 | ≤3.40 | ≤3.60 | ≤3.80 | ≤4.20 |
| Ubulukhuni HV | ≥100 | ≥110 | ≥120 | ≥130 | ≥145 | ≥160 |
| Inqubo yokukhiqiza | Ukungena | |||||
Izinhlobo Zomkhiqizo
I-AgWC
I-Microstructure
Incazelo evamile
Izinto zokuxhumana ze-AgWC eziqukethe ingxenye ye-WC ephikisayo zinobulukhuni obuphezulu kanye nokumelana nokugqokwa komshini, ukuthambekela okuphansi kokushisela othintana naye, kanye nokumelana nokuxhumana okuzinzile kusevisi.Oxhumana nabo be-AgWC bakhiqizwa ukungena kwe-powder metallurgy.
Ububanzi bohlelo lokusebenza
Isetshenziswa kakhulu kumadivayisi okushintsha umsebenzi osindayo, njengama-circuit breaker.ama-circuit breaker asele.Ezimweni eziningi asetshenziswa ku-asymmetric match ne-AgC
Izinto ezibonakalayo
| I-AgWC | I-AgWC | I-AgWC | I-AgWC | |
| Okuqukethwe kwe-Ag(wt.%) | 65±2 | 60±2 | 50±2 | 35±2 |
| Ukuminyana (g/cm3) | ≥11.50 | ≥11.80 | ≥12.20 | ≥13.00 |
| I-Elec.Resistivity (1.10•cm) | ≤3.30 | .A.50 | 4.50 | 5.20 |
| Ubulukhuni HV | ≥100 | ≥125 | ≥135 | ≥155 |
| Inqubo yokukhiqiza | Ukungena | |||
Izinhlobo Zomkhiqizo
AgWCC
I-Microstructure
Incazelo evamile
Ngenxa yokuqukethwe okuphezulu kwe-Ag , abathintwayo be-AgWCC banokumelana okuphansi kokuxhumana.Zinezinto eziphakeme kakhulu zokulwa nokushisela ngenxa yokuqukatha i-tungsten carbide ne-graphite enephuzu eliphezulu lokuncibilika.Oxhumana nabo be-AgWCC bakhiqizwa ngokufaka i-sintering.
Ububanzi bohlelo lokusebenza
Isetshenziswa kakhulu kumadivayisi okushintsha umsebenzi osindayo, njengama-circuit breaker.ama-circuit breaker asele.Ezimweni eziningi asetshenziswa kumdlalo we-asymmetric ne-AgNi, AgW noma i-AgWC.
Izinto ezibonakalayo
| AgWCC | AgWCC | AgWCC | AgWCC | |
| Okuqukethwe kwe-Ag(wt.%) | 85±1 | 75±1 | 79±1 | 74.5±1 |
| Ukuminyana (g/cm3) | ≥9.40 | ≥10.25 | ≥8.80 | ≥10.50 |
| I-Elec.Resistivity (u0•cnn) | ≤3.40 | ≤3.40 | ≤3.80 | ≤3.45 |
| Ubulukhuni HV | ≥50 | ≥80 | ≥60 | ≥75 |
| Inqubo yokukhiqiza | Mixing-Compacting-Sintering | |||
Izinhlobo Zomkhiqizo
I-AgNiC
I-Microstructure
Incazelo evamile
Oxhumana nabo be-AgNiC bahlanganisa izinzuzo zoxhumana nabo be-AgNi ne-AgC.Ziyakwazi ukumelana kahle nokuguguleka kukagesi kanye nezakhiwo zokulwa nokushisela.
Ububanzi bohlelo lokusebenza
Oxhumana nabo be-AgNiC basetshenziswa kakhulu ku-MCCB, ACB.
Izinto ezibonakalayo
| I-AgNiC | I-AgNiC | 3AgNiC | |
| Okuqukethwe kwe-Ag(wt.%) | 67±1 | 73±1 | 94±1 |
| Ukuminyana (g/cm3) | ≥8.70 | ≥9.10 | ≥8.50 |
| I-Elec.Resistivity (.10•cm) | ≤4.50 | ≤3.50 | ≤3.50 |
| Ubulukhuni HV | ≥50 | ≥60 | ≥30 |
| Inqubo yokukhiqiza | Mixing-Compacting-Sintering | ||
Izinhlobo Zomkhiqizo
KuW
I-Microstructure
Incazelo evamile
Izinto zokuxhumana ze-CuW zinokumelana okuhle kakhulu nokuguguleka kwe-arc kanye nezakhiwo ezilwa nokushisela kuze kufike ku-curret ephezulu kakhulu.Oxhumana nabo be-CuW bakhiqizwa ngezindlela ezihlukahlukene kakhulu ngokusebenzisa i-powder metallurgy (ukucindezela / ukucwiliswa noma ukungena ngaphakathi).Okuqukethwe kwe-tungsten kungu-50% -80%.
Ububanzi bohlelo lokusebenza
Oxhumana nabo beCuW basetshenziswa kakhulu kuma-switchgear aphakathi nendawo naphezulu.Izinhlelo zokusebenza ezijwayelekile ziku-high voltage circuit breaker, izishintshi zokulayisha, iziguquli zokushintsha umpompi zokushintsha kanye noxhumana nabo be-arc voltage ephansi.
Ngaphezu kwalokho, izinto ze-CuW zisetshenziswa kabanzi njengama-electrode, ikakhulukazi ukushisela.
Izinto ezibonakalayo
| KuW | KuW | KuW | |
| Okuqukethwe kwe-Cu (wt.%) | 50±2 | 40±2 | 30±2 |
| Ukuminyana (g/cm3) | ≥11.85 | ≥12.75 | ≥13.80 |
| I-EIec.Resistivity (p0 cm) | ≤3.20 | ≤3.70 | ≤4.10 |
| Ubulukhuni HV | ≥115 | ≥140 | ≥175 |
| Inqubo yokukhiqiza | Ukungena | ||
Izinhlobo Zomkhiqizo
