HSMATEL yog ib qho ntawm cov kws tshaj lij tooj liab manufacturers hauv Suav teb, muaj cov khoom zoo thiab cov kev pabcuam zoo. Thov so assured thaum yuav pheej yig tooj liab los ntawm peb lub hoobkas. Rau nqe kev sab laj, tiv tauj peb.

  • BRASS TUBE RAU ​​ANTENNA
    Lub raj tooj dag siv rau lub kav hlau txais xov telescopic feem ntau yog hais txog cov txheej txheem ntawm nyias nyias- cov raj tooj dag uas muaj cov kab uas tsis tshua muaj uas tuaj yeem ua zes
  • Tus kws nqa khoom tooj liab ntawv nyiaj
    Tus cab kuj tooj liab cov ntawv ci siv cov txheej txheem tshiab-moltenatiative semi-moltenative cov thev naus laus zis uas ua kom muaj txiaj ntsig tshwj xeeb ntawm tooj liab thiab txhuas khaubncaws
  • Nano unated txhuas ntawv ci
    Hsmetal Nano pleev cov ntawv ci txhuas yog qhov kev daws teeb meem tam sim no los ntawm cov txheej txheem sib xws thiab precision txheej thev naus laus zis. Los ntawm kev thov cov khoom siv Nanoscale
  • Roughened Tooj Liab Ntawv Nyiaj
    Roughened tooj liab ntawv ci yog feem ntau siv nyob rau hauv cov ntawv thov cov lag luam hluav taws xob (PCBs Peb lub siab tawv tooj liab cov ntawv ci tuaj yeem nce cov chaw sib txuas tshwj xeeb
  • Microporous Aluminium Ntawv Nyiaj
    Microporous Aluminium Ntawv Nyiaj yog ib qho tshwj xeeb cov ntaub ntawv me me, cov khoom siv tsis sib xws. Nws ua ke cov txiaj ntsig ntawm cov txiaj ntsig aluminium-xws li lub teeb yuag, corrosion
  • Lithium ion roj teeb uas muaj hluav taws xob siab tam sim no
    Kev tsim kho qhov tshiab ntawm electrode rau cov roj teeb lithium-ion yog qhov cuam tshuam loj ntawm cov roj teeb, suav nrog lub zog roj teeb, suav nrog lub zog siv roj teeb, nrog rau lub neej, thiab
  • Phosphor Bronze Bordon Tube
    Lub raj Bourdon yog ib qho elastic rhiab heev uas ntsuas lub siab siv lub bending los yog twisting deformation ntawm lub raj, los yog lub caij nplooj ntoos hlav raj. Ib kawg ntawm Boden raj yog tsau
  • Cuw Alloy
    Cuw alloy (tooj liab-tungsten alloy) yog cov khoom siv hluav taws xob uas ua ke ntawm tooj liab thiab thermal ua ke ntawm cov ntsiab lus siab, tawv, thiab hnav tsis kam ntawm tungsten. Qhov no tshwj
  • Tungsten tooj liab nplhaib
    Txheem: Astm B702Place ntawm Keeb Kwm: Lub sijhawm nqus dej: W70CU30, W70CU25, WEXED25, WEXED25, W700 7}} hnub tom qab StowMoq: 5 pcs
  • Tungsten tooj liab phaj
    Tungsten Copper Phaj ua los ntawm W-Cu Alloy uas yog cov khoom sib xyaw ntawm tungsten thiab tooj liab, nrog rau ob qho tib si tungsten tsis tshua muaj kev nthuav dav, kuj muaj tooj liab ntawm cov
  • Tungsten tooj liab Alloy Bar
    Tungsten Copper Alloy (Copper Tungsten Alloy, CuW, lossis WCu) yog ib qho pseudo-alloy ntawm tooj liab thiab tungsten. Raws li tooj liab thiab tungsten tsis yog kev sib koom ua ke, cov khoom yog tsim
  • Copper Alloy Ntawv Nyiaj
    Txheem: ASTM JIS DIN GB ISO Engrade: C48600, C37000, C36010, C37700, C5102, C51000, C17200, C17500Thickness: 10-200μm, Dav: 200-1200}mm, Length: 200-1200mm, 10} RollSurface: Polished, BrightHardness:
Copper yog dab tsi?

 

Tooj liab yog ib qho ntxhia thiab suav tias yog ib qho kev hloov pauv hlau ntawm lub rooj zaum. Nws muaj cov hardness siab, malleability, thiab ductility. Cov ntsiab lus tsim txhua yam teeb meem hauv ntiaj teb no. Tooj liab yog ib qho ntawm cov ntsiab lus no, thiab tooj liab tau piav qhia tias yog xim liab xim liab. Nws yog lub npe hu ua ib qho kev hloov pauv hlau ntawm lub rooj zaum.

 

Qhov zoo ntawm tooj liab
 

Malleability
Tooj liab tuaj yeem tsim thiab ncab mus rau hauv cov duab nyuaj thiab tsis sib xws yam tsis muaj kev tawg. Qhov no ua rau nws muaj peev xwm tsim spires, steeples, suab paj nruag, tais, txaj thav duab, raj, thiab lwm yam khoom siv thiab ntxim nyiam.

 

Kev tiv thaiv corrosion, impermeability, thiab tsis yog -inflammability
Copper tsis kam tiv thaiv corrosion, impermeability, thiab tsis yog -inflammability guarantees nws durability thiab kev ntseeg tau raws li nws cov nqi efficiency nyob rau lub sij hawm ntev. Thaum nyob hauv tsev, tooj liab thiab nws cov alloys yuav maj mam tsaus xim tab sis yuav tsis xeb.

 

Kev zoo nkauj
tooj liab yeej ib txwm fascinated neeg nrog nws kev zoo nkauj thiab elegance. Thaum khaws cia ib txwm muaj kev zoo nkauj, nws tseem ua haujlwm los muab cov kev daws teeb meem tshiab thiab tsim qauv tsim. Qhov zoo nkauj ntawm tooj liab thiab nws cov alloys ntxiv kev zoo nkauj zoo nkauj, zoo, thiab muaj koob meej rau tag nrho nws cov kev siv.

 

Antimicrobial xwm
Copper's antimicrobial xwm coj kev noj qab haus huv rau txhua tus. Yog li ntawd, cov tsev kho mob tau xaiv los siv tooj liab hauv lawv cov khoom siv thiab cov chaw. Kev tshawb fawb tshawb fawb tau ua pov thawj tooj liab cov txiaj ntsig tshuaj tiv thaiv kab mob uas ua rau nws siv hauv tsev kho mob, tsev kho mob cua sov & cua txias chav tsev, thiab kev thauj mus los rau pej xeem.

 

Vim Li Cas Xaiv Peb

 

 

Pab neeg tshaj lij
Peb muaj cov kab tsim khoom niaj hnub no, thiab kev tswj hwm kev tswj hwm zoo, nrog rau pab pawg muaj zog tshaj lij los muab cov neeg siv khoom nrog siab - kev txhawb nqa thiab kev pabcuam zoo.

Siab zoo
Peb tau rooted nyob rau hauv cov hlau thiab mechanical processing raws li peb ua hauj lwm nyob rau hauv manufacturing teb rau ntau xyoo nrog kev nplua nuj, cov khoom zoo yog lees paub los ntawm cov neeg muas zaub thoob plaws lub ntiaj teb no.

Kev tswj kom zoo
Peb muaj cov khoom siv ntau lawm thiab cov kab sib dhos, cov kws tshaj lij r & d thiab pab pawg tswj hwm zoo, peb cov khoom ua raws li cov txheej txheem thoob ntiaj teb thiab cov qauv los ntawm kev xaiv cov khoom, ntau lawm, kev tshuaj xyuas zoo, ntim, thiab kev thauj mus los.

24 teev online pabcuam
Peb sim thiab teb rau txhua qhov kev txhawj xeeb hauv 24 teev thiab peb pab pawg yeej ib txwm muab koj pov tseg thaum muaj xwm txheej ceev.

 

Hom tooj liab

 

tooj liab
Tooj hlau siv kom zoo dua ntawm cov hlau zoo heev hluav taws xob conductivity. Nws yog tus neeg xyuas pib tshaj plaws rau feem ntau cov ntawv thov hluav taws xob. Nws yog siv rau cov dej ntws loj hauv kev lag luam, thiab tseem siv rau hauv tsev, txoj cai nqes mus rau cov xaim hauv koj lub tsev rau qhov hluav taws xob thiab teeb.

Tubing tooj liab
Copper tubing tau siv dav rau cov dej haus hauv tsev vim nws qhov kev tiv thaiv corrosion thiab yog li nws lub neej ntev. Ob peb xyoos dhau los, nws tau ua tus qauv hauv feem ntau ntawm lub ntiaj teb siv tooj liab tubing rau cov kav dej hauv tsev. Cov raj muaj nyob rau hauv qhov sib txawv diameters thiab ntsuas (phab ntsa thicknesses). Tus nqi siab ntawm tooj liab thiab qhov tshwm sim ntawm cov khoom siv yas zoo dua qub txhais tau tias tooj liab tau dhau los ua tsawg dua xaiv.

Copper alloys
Qhov thib ob feem ntau tooj liab alloys yog tooj dag (alloyed nrog zinc) thiab bronze (alloyed nrog tin). Brass feem ntau yog siv ntau dua. Nws yog siv rau cov kav dej, cov twj paj nruag, thiab cov khoom dai kom zoo nkauj. Qhov sib ntxiv ntawm zinc muab cov alloy ntau zog thiab ductility. Bronze muaj cov yam ntxwv zoo sib xws rau tooj liab, xws li: Nws cov thermal conductivity, zoo heev ductility, thiab tsis kam mus rau ntsev corrosion. Bronze yog li ntawd siv rau bearings thiab bushings, nrog rau lub nkoj impellers.

Cov tooj liab dawb
Ntshiab tooj liab yog npaj tshwj xeeb los xyuas kom meej qhov tsawg kawg nkaus ntawm impurities, maximizing lub thermal thiab hluav taws xob khoom ntawm tooj liab. Ntshiab tooj liab zoo li softer thiab tsis tawv dua tooj liab nrog additives los yog me me alloying cov ntaub ntawv. Nws yog qhov zoo tshaj plaws siv nyob rau hauv precision hluav taws xob Cheebtsam, uas nws cov hluav taws xob conductivity thiab tsawg thermal expansion yog zoo tagnrho.

Tooj nanoparticles
Copper nanoparticles yog cov khoom me me ntawm tooj liab, lossis tooj liab- cov khoom siv, uas nyob hauv qhov loj ntawm 1-100 nm. Nanoparticles tau pom tias muaj tus cwj pwm txawv ntawm cov khoom siv ntau. Nyob rau hauv cov ntaub ntawv ntawm tooj liab nanoparticles, lawv qhia heev catalytic kev ua si rau industrial tshuaj, tej zaum vim lawv loj nto- cheeb tsam- mus rau - ntim ratio. Tsis tas li ntawd, tooj liab nanoparticles tau pom cov tshuaj tiv thaiv kab mob zoo heev.

Dawb -machining tooj liab
Dawb-machining tooj liab muaj me me (<1%) of other alloying elements added to improve the machinability of the copper. Free-machining copper can then be more easily machined into items such as welding nozzles and soldering iron tips.

Cov nplooj ntawv tooj liab thiab daim hlau
Cov nplooj ntawv tooj liab yog cov ntawv nyias nyias ntawm tooj liab (li 2 hli lossis tsawg dua), thaum cov phaj tuab (txog 12 hli tuab). Feem ntau, cov no muaj nyob rau hauv ntau qib tooj liab. Cov nplooj ntawv yog cov malleable heev thiab tuaj yeem tsim rau hauv cov khoom sib txawv.

Oxygen{0}}dawb tooj liab
Oxygen- cov tooj liab dawb yog yaj nyob rau hauv ib da dej granulated graphite kom tsis suav oxygen. Lawv yog cov ntshiab tooj liab uas muaj, nrog tsawg impurities vim tsis yog - oxidizing tej yam kev mob. Nws cov hluav taws xob hluav taws xob siab thiab cov khoom tsis zoo tsis zoo ua rau nws tsim nyog siv rau hauv siab - lub tshuab nqus tsev hluav taws xob.

Electrolytic tooj liab
Electrolytic tooj liab yog refined los ntawm electrolysis nyob rau hauv ib tug tov kom tshem tawm impurities. Qhov siab no - qib purity ntawm tooj liab muaj hluav taws xob conductivity thiab yog li ntawd yog ua hauj lwm nyob rau hauv ntau yam hluav taws xob Cheebtsam xws li tsheb npav bar thiab windings.

 

Dab tsi yog cov txheej txheem sib txawv los ua tooj liab
装饰铜箔
绝缘铜箔
镀锡铜箔
锂离子电池集流体铜箔

Mining
Mining ntawm tooj liab ores feem ntau yog ua nyob rau hauv loj qhib qhov mines. Cov no yog qhib, stepped qhov hauv av uas maj mam khawb tob. Cov khoom tawg yog siv los tawg cov pob zeb, thiab cov pob zeb uas tau raug thauj mus rau crushing rau hauv me me rau kev ua.

Kev rho tawm
Raws li ob hom tooj liab ore, muaj ob lub ntsiab purification txheej txheem. Cov txheej txheem hydrometallurgical yog siv rau oxide ores. Cov ore crushed yog heaped thiab cov kua qaub -leaching tov yog percolated los ntawm lub heap. Qhov no tsim cov kua dej cev xeeb tub. Cov txheej txheem pyrometallurgical yog siv rau sulfide ores. Kev rho tawm ntawm cov ore yog ua los ntawm froth flotation thiab thickening raws li qhov ceev ntawm cov khoom.

Kev huv huv
Rau oxide ores, hydrometallurgy yog siv. Qhov no txhais tau hais tias cov kua qaub cev xeeb tub raug xa mus rau cov txheej txheem tshem tawm cov kuab tshuaj kom pom cov tooj liab hauv cov tshuaj. Cov tshuaj no ces xa mus rau electrowinning, qhov twg hluav taws xob yog siv los tso cov khoom tooj liab. Rau sulfide ores, pyrometallurgy yog siv, uas txhais tau hais tias ib tug smelter yog siv los tsim cov raw tooj liab. Qhov no yog ces purified ntxiv los ntawm electrorefining.

Alloying
Copper alloys yog tsim los ntawm thawj melting cov ntaub ntawv alloying, thiab ces melting tooj liab ntxiv rau nws. Tom qab ntawd cov molten sib tov yog cam khwb cia thiab tso cai rau txias thiab solidify.

Electrorefining
Electrorefining ntawm tooj liab cuam tshuam nrog electrolytically dissolving cov khoom tsis zoo tooj liab rau hauv kev daws. Cov tooj liab ntshiab yog electrochemically tso rau ntawm ib qho electrode los ntawm kev siv hluav taws xob tam sim no los ntawm kev daws teeb meem. Qhov no tshem tawm impurities los ntawm tooj liab kom ua tiav siab dua purity. Txawm li cas los xij, cov txheej txheem yog kim thiab muaj kev xav tau hluav taws xob ntau heev.

 

Cov khoom ntawm tooj liab
 

Copper yog cov hlau uas muaj zog heev, txawm tias tsis muaj zog tshwj xeeb los yog muaj zog. Txawm li cas los xij, nws lub zog thiab hardness tuaj yeem txhawb nqa los ntawm kev ua haujlwm txias (tus txheej txheem ntawm kev ua haujlwm ntawm cov hlau hauv qab nws cov crystallization kub) vim yog cov khoom siv elongated crystals nrog tib lub ntsej muag -centered cubic qauv xws li hauv cov tooj liab nyuaj annealed. Cov pa roj carbon monoxide (xws li oxygen, nitrogen, carbon dioxide, thiab sulfur dioxide), uas muaj kev cuam tshuam loj rau cov khoom siv hluav taws xob thiab hluav taws xob ntawm cov hlau uas muaj zog, yog insoluble hauv molten tooj liab. Nyob rau hauv cov nqe lus ntawm thermal thiab hluav taws xob conductivity, cov hlau ntshiab no los thib ob tsuas yog nyiaj.

Tooj liab tsis soluble hauv cov kua qaub nrog hydrogen vim nws ua raws hydrogen hauv electromotive series. Txawm li cas los xij, nws ua rau oxidizing acids zoo li nitric thiab kub, concentrated sulfuric acid. Dej hiav txwv thiab huab cua tsis tshua muaj txiaj ntsig rau tooj liab. Txawm li cas los xij, lub sijhawm ntev ntawm huab cua ua rau muaj kev txhim kho ntawm daim nyias nyias, ntsuab tiv thaiv npog hu ua patina, uas yog kev sib xyaw ua ke ntawm hydroxycarbonate, hydroxysulfate, thiab cov kab ntau ntawm lwm cov tshuaj. Thaum tsis muaj huab cua, tsis yog -oxidizing los yog tsis yog- complexing dilute acids muaj me ntsis cuam tshuam rau tooj liab, ua rau nws ib tug kuj noble hlau.

Txawm li cas los xij, thaum muaj oxygen, nws yuav sai sai yaj hauv sulfuric thiab nitric acids. Vim tias muaj zog heev - cyano complexes yog tsim thaum nws yaj, nws kuj yog soluble thaum muab tso rau hauv aqueous ammonia los yog poov tshuaj cyanide hauv cov pa oxygen - muaj ib puag ncig.

 

Kev siv tooj liab

 

Hluav taws xob thaiv
Cov hlua hluav taws xob yog lub khw loj tshaj plaws rau kev siv tooj liab. Tooj thiab nws cov alloys yog cov conductors zoo heev thiab tso cai rau hluav taws xob txav los ntawm lawv yooj yim. Ib yam li ntawd, tooj liab tau yooj yim khoov thiab ncab yam tsis muaj kev puas tsuaj.
Copper's ductility thiab conductivity txhais tau hais tias nws yooj yim tsim rau hauv txoj hlua thiab cabling, ua kom nws haum rau hauv qhov chaw nruj, los ntawm qhov thiab ib ncig ntawm cov ces kaum. Cov hlau no nrov hauv ntau daim ntawv thov hluav taws xob, suav nrog kev tsim hluav taws xob, kev faib tawm, kev sib txuas lus thiab kev sib txuas lus. Tooj liab feem ntau muaj nyob rau hauv cov khoom siv niaj hnub xws li xov tooj, khoos phis tawj, khoom siv hauv chav ua noj, fais fab cables thiab cua sov.

Piping
Txij li thaum tooj liab yog qhov zoo heev tuaj yeem khoov ntawm cov ces kaum thiab tiv taus corrosion, nws yog siv tsis tu ncua rau cov kav dej hauv tsev thiab cov tsev. Cov kav dej tooj liab feem ntau hloov dej, roj thiab tshuaj nyob rau hauv ntau yam lag luam, muab ntau xyoo ntawm kev siv tsis cuam tshuam.
Cov kav dej tooj liab tuaj yeem pom muaj nyob hauv ntau daim ntawv thov, suav nrog lub tshuab hluav taws xob hauv tsheb thiab cov huab cua, thauj cov dej hiav txwv rau cov tuam txhab marine, thiab nqa npias thiab ntsuj plig rau cov tuam txhab ua zaub mov.

Kev tsim vaj tsev
Tau ntau xyoo lawm, tooj liab yog ib qho ntawm cov khoom siv hauv tsev uas nyiam tshaj plaws nrog nws cov kev tiv thaiv kom tsis zoo thiab tshwj xeeb ntxim nyiam. Nws yog siv rau lub ru tsev, spires, shingles, pej thuam thiab qhov rooj. Cov kws tsim qauv thiab cov kws tsim qauv feem ntau xav tias nws kos rau nws rau nws cov xim hloov ntawm qhov chaw oxidation, ua rau ntsuab -xim xiav. Thaum qhov oxidation no feem ntau paub txog nws txoj kev zoo nkauj, nws kuj tiv thaiv cov hlau los ntawm corrosion, ncua nws lub neej.

Kho mob
Copper thiab nws cov alloys yog cov tshuaj tua kab mob, ua rau tooj liab thawj cov hlau tau sau npe nrog US Environmental Protection Agency ua cov khoom siv tshuaj tua kab mob. Kev tshawb fawb thiab kev ntsuam xyuas txhawb nqa tias cov tooj liab alloys tuaj yeem tua tau qee yam kab mob hauv lub sijhawm sib cuag. Vim li no, lawv tau dav siv los ua qhov rooj, cov khoom siv hauv chav dej thiab lwm qhov chaw kov. Tooj liab yog cov txheej txheem nrov rau cov khoom siv kho mob xws li kev cog hniav, ua kom cov cheeb tsam rhiab tsis muaj kab mob.

Lub zog tauj dua tshiab
Vim nws qhov kev ua tau zoo hauv hluav taws xob thiab thermal conductivity, tooj liab tau dhau los ua ib feem tseem ceeb ntawm lub luag haujlwm rau lub ntiaj teb ruaj khov dua. Nws yog siv rau hauv cov tshuab txuas ntxiv thoob ntiaj teb, pab tsim hluav taws xob hauv ntau hom, suav nrog hnub ci, hydro, thermal thiab cua zog.
Copper kuj yog ib qho ntawm cov khoom siv rov ua dua tshiab, ua rau nws lub neej ntev thiab ua haujlwm tau zoo. Cov tooj liab tuaj yeem siv ntau dhau yam tsis muaj qhov txo qis hauv kev ua haujlwm, pab muab cov khoom siv ruaj khov rau lub zog rau yav tom ntej.

 

 

 
Peb lub Hoobkas

 

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FAQ

 

Q: Dab tsi yog tooj liab hauv cov lus teb luv luv?

A: Copper (cu), cov khoom siv tshuaj, cov xim liab, cov hlau tsis tshua muaj zog ntawm pawg 11 (ib) ntawm lub rooj sib tham uas yog qhov tsis zoo ntawm cov hluav taws xob thiab hluav taws xob. Copper muaj nyob rau hauv lub xeev dawb metallic nyob rau hauv cov xwm.

Q: Dab tsi yog tooj liab siv?

A: Feem ntau cov tooj liab yog siv rau hauv cov khoom siv hluav taws xob xws li xaim thiab lub cev muaj zog. Qhov no yog vim nws ua ob qho tib si cua sov thiab hluav taws xob zoo heev, thiab tuaj yeem kos rau hauv cov xov hlau. Nws kuj muaj kev siv hauv kev tsim kho (piv txwv li vov tsev thiab cov kav dej), thiab kev siv tshuab (xws li cov khoom siv hluav taws xob).

Q: Dab tsi yog tooj liab ua los ntawm?

A: Nws tsuas yog tsim los ntawm ib hom atom nkaus xwb - nws tsis tuaj yeem tawg ua cov khoom yooj yim. Lub atom tooj liab muaj tus lej atomic ntawm 29, uas txhais tau hais tias nws cov atomic nucleus muaj 29 protons. Tooj liab yog muab rho tawm los ntawm tej yam ntuj tso ores-xws li tooj liab sulfide ore (xws li chalcopyrite) los yog tooj liab oxide ore.

Q: Puas yog tooj liab yog hlau lossis ntxhia?

A: tooj liab yog cov ntxhia thiab cov khoom tseem ceeb rau peb lub neej txhua hnub. Nws yog ib qho tseem ceeb ntawm kev lag luam hlau vim nws cov ductility siab, malleability, thermal thiab hluav taws xob conductivity thiab tsis kam mus corrosion.

Q: Vim li cas tooj liab tseem ceeb heev?

A: Tooj yog yooj yim stretched, molded, thiab zoo li tus; yog resistant rau corrosion; thiab ua kom sov thiab hluav taws xob zoo. Yog li ntawd, tooj liab yog ib qho tseem ceeb rau tib neeg thaum ntxov thiab tseem yog cov khoom ntawm kev xaiv rau ntau yam khoom siv hauv tsev, kev lag luam, thiab kev siv thev naus laus zis siab - niaj hnub no.

Q: Vim li cas tooj liab thiaj li siv tau?

A: Vim li cas tooj liab tseem ceeb heev? Tooj liab yog ib qho khoom siv thiab ib feem tseem ceeb ntawm peb lub neej niaj hnub. Qhov no yog ib tug loj industrial hlau vim nws siab ductility, malleability, thermal thiab hluav taws xob conductivity thiab corrosion kuj.

Q: Peb tau txais tooj liab los ntawm qhov twg?

A: Nws yog feem ntau pom nyob rau hauv deposits nrog lwm yam hlau xws li lead, zinc, kub thiab nyiaj. Txog tam sim no qhov loj tshaj plaws ntawm tooj liab muaj nyob rau hauv lub crust nyob rau hauv lub cev hu ua porphyry tooj liab deposits. Cov deposits yog ib zaug loj loj ntawm molten pob zeb uas txias thiab solidified nyob rau hauv lub ntiaj teb crust.

Q: Peb yuav tau txais tooj liab li cas?

A: Kev khawb tooj liab feem ntau yog ua los ntawm kev qhib- qhov mining, uas muaj ntau lub rooj zaum zaum tau khawb tob thiab tob rau hauv lub ntiaj teb dhau sijhawm. Txhawm rau tshem tawm cov ore, cov cuab yeej tho txawv yog siv los tho qhov rau hauv cov pob zeb tawv, thiab cov khoom tawg tau muab tso rau hauv qhov tho qhov kom tawg thiab tawg lub pob zeb.

Q: Puas yog tooj liab 100% tooj liab?

A: Etp tooj liab muaj qhov tsawg kawg nkaus ntawm 99.90% tooj liab, nrog cov pa oxygen yog lub ntsiab tseem ceeb ntawm cov khoom. Muaj ntau ntau qib zoo ntawm tooj liab uas muaj yuav luag tsis muaj oxygen lossis lwm yam impurities. Cov no yog cov li ntawd -hu ua oxygen- dawb siab - conductivity tooj liab.

Q: Puas yog tooj liab muaj nuj nqis?

A: Tsis zoo li kub lossis nyiaj, tooj liab tsis yog hlau muaj nuj nqis. Txawm hais tias nws yog lub hauv paus hlau, nws tseem yog ib qho cuab tam tseem ceeb ntawm ntau qhov kev lag luam hauv ob qho tib si tsim thiab tsim lub teb chaws. Nws yog qhov thib ob zoo tshaj plaws (tom qab nyiaj) tus neeg xyuas pib ntawm cov cua sov thiab hluav taws xob thiab siv los tsim cov kav dej, thaiv, hluav taws xob, lub lauj kaub thiab lauj kaub thiab lwm yam.

Q: Vim li cas tooj liab tsis muaj nuj nqis?

A: Cov ntsiab lus tsis ruaj khov uas yuav tsum tau tsim hauv chav kuaj (feem ntau los ntawm kev sib xyaw lossis irradiating lwm cov ntsiab lus) tsis tuaj yeem suav tias yog cov hlau muaj txiaj ntsig. Tus nqi ntawm cov hlau pom nyob rau hauv lub ntiaj teb crust yuav tsum tsawg heev. Copper, thaum ib txwm siv hauv npib nyiaj thiab jewellery, yog ntau dhau los suav nws li 'precious'.

Q: Dab tsi pob zeb yog tooj liab pom nyob rau hauv?

A: Copper deposits tshwm sim nyob rau hauv sedimentary thiab volcanogenic pob zeb nyob rau hauv ib tug ntau yam ntawm geologic ib puag ncig uas tej zaum yuav muaj me me los yog tsis muaj pov thawj ntawm hydrothermal hloov.

Q: Vim li cas tooj liab thiaj li hnyav?

A: Tooj liab muaj qhov ntom ntom, feem ntau nyob ib ncig ntawm 8.96 grams ib cubic centimeter (g / cm³). Qhov no txhais tau hais tias qhov ntim ntawm tooj liab yuav hnyav dua li qhov sib npaug ntawm ntau lwm cov ntaub ntawv, suav nrog cov hlau tsis muaj steel.

Q: Vim li cas tooj liab hu ua huab tais?

A: tooj liab dominated rau qhov laj thawj zoo. Cov hlau yog nplua nuj thiab ib qho ntawm cov conductive tshaj plaws, tshaj tsuas yog nyiaj. Tooj liab feem ntau dogged sib tw, txhuas, yog sib dua thiab tsis tshua kim, ua rau nws yog ib qho kev xaiv zoo rau cov kab hluav taws xob. Tab sis txhuas yog li ib nrab li conductive li huab tais.

Q: Dab tsi yog qhov tshwj xeeb ntawm tooj liab?

A: tooj liab muaj ntau yam khoom zoo, yam ntxwv ntawm kev hloov hlau. Nws yog mos, malleable, ductile, thiab zoo heev conductor ntawm tshav kub thiab hluav taws xob, thiab nws resists corrosion. Copper nws thiaj li oxidize los ua tooj liab oxide, los yog verdigris, uas yog xim ntsuab.

Q: Yuav ua li cas yog tooj liab pom ib txwm?

A: tooj liab yog cov hlau uas tau tso tawm los ntawm cov tshuaj sulfur kub, tsim nyob rau hauv cheeb tsam volcanic. Cov kev daws teeb meem kub tau concentrated tooj liab mus txog ib txhiab zaus ntau dua li ib txwm pom hauv pob zeb. Lub resultant enriched pob zeb yog hu ua tooj liab ores.

Q: Qhov twg yog tooj liab feem ntau siv?

A: Kev siv hluav taws xob siv tooj liab, suav nrog kev xa hluav taws xob thiab tsim hluav taws xob, kev tsim hluav taws xob, kev sib txuas lus, thiab cov khoom siv hluav taws xob thiab hluav taws xob, suav txog li peb lub hlis twg ntawm kev siv tooj liab tag nrho.

Q: Cov tooj liab ntshiab ua li cas?

A: Cov tooj liab ntshiab lossis tooj liab siab yog tsim los ntawm tooj liab ore uas tau los ntawm cov mines li sulfides, uas muaj zinc, txhuas thiab lwm yam sulfur. Cov ore yog crushed thiab milled kom txog thaum lawv dhau los ua hmoov. Cov txheej txheem hu ua flotation cais cov hlau los ntawm cov khoom tsis yog- hlau ntawm cov hmoov.

Q: Puas yog tooj liab muaj txiaj ntsig ntau dua li nyiaj?

A: Raws li tus nqi tooj liab yuav luag ib txwm siv raws li nws yog tus pheej yig thiab tus neeg xyuas pib tsim nyog rau feem ntau daim ntawv thov. Piv nrog rau cov nyiaj tooj liab muaj tsuas yog me ntsis resistivity tab sis nws muaj ib tug ntau dua ntom yog li ntawm ib tug resistivity rau huab hwm coj hauv paus ob yog roughly zoo tib yam.

Q: Puas yog npib ua los ntawm tooj liab?

A: Cov npib niaj hnub no yog tsim los ntawm cov hlau xws li npib tsib xee, tooj liab, thiab zinc. Tsis yog siv ib qho hlau los ua ib lub npib, ntau hom hlau raug nias ua ke rau hauv txheej. Qhov no hu ua "clad" npib.

Raws li ib qho ntawm cov ua tooj liab manufacturers nyob rau hauv Suav teb, peb sov siab txais tos koj mus yuav cov khoom zoo ntawm cov nqi sib tw los ntawm peb lub hoobkas. Rau cov khoom pheej yig dua, tiv tauj peb tam sim no.

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