Tungsten, nke a makwaara dị ka wolfram, nwere ọtụtụ ngwa.A na-ejikarị emepụta ọkụ eletrikwaya, na maka kpo oku nakọntaktị eletrik.

A na-ejikwa ígwè dị egwu na-eme iheịgbado ọkụ, nnukwu ígwè alloys, ikpo ọkụ, turbine agụba na dị ka ihe nnọchi nke lead na mgbọ.

Dị ka akụkọ US Geological Survey na-adịbeghị anya banyere igwe, mmepụta tungsten ụwa bịara na 95,000 MT na 2017, site na 2016 88,100 MT.

Mmụba a bịara n'agbanyeghị mbelata mmepụta sitere na Mongolia, Rwanda na Spain.Nnukwu nkwalite na mmepụta sitere na UK, ebe mmepụta bilitere gburugburu 50 pasent.

Ọnụahịa tungsten malitere ịrị elu na mmalite nke 2017, ma nwee ezigbo ọsọ maka afọ fọdụrụnụ, mana ọnụ ahịa tungsten kwụsịrị 2018 dị larịị.

N'agbanyeghị nke ahụ, mkpa tungsten dị na ngwa ụlọ ọrụ mmepụta ihe, site na smartphones ruo na batrị ụgbọ ala, pụtara na ọchịchọ agaghị apụ n'oge ọ bụla.N'iburu nke ahụ n'uche, ọ bara uru ịmara mba ndị na-emepụta tungsten kachasị.Nke a bụ nkọwapụta nke mba ndị kacha emepụta ihe n'afọ gara aga.

1. China

Mmepụta m: 79,000 MT

China rụpụtara tungsten karịa na 2017 karịa ka ọ mere na 2016, wee bụrụ onye nrụpụta kachasị n'ụwa site na oke oke.Na mkpokọta, o weputara 79,000 MT nke tungsten n'afọ gara aga, site na 72,000 MT n'afọ gara aga.

Ọ ga-ekwe omume na mmepụta tungsten China nwere ike ịda n'ọdịnihu - mba Eshia ejedebela oke nke tungsten-mining na ikike mbupụ nke ọ na-enye, ma tinyekwa oke na mmepụta tungsten.Obodo a abawanyela nleba anya gburugburu na nso nso a.

Na mgbakwunye na ịbụ onye na-emepụta tungsten kasị ukwuu n'ụwa, China bụkwa mba kachasị na-eji ọla eme ihe n'ụwa.Ọ bụ isi iyi nke tungsten ebubata na US na 2017, na-akọ na-eweta 34 pasent na uru nke $145 nde.Tarifụ US na-etinye na ngwaahịa China dị ka akụkụ nke agha azụmahịa n'etiti mba abụọ ahụ malitere na 2018 nwere ike imetụta ọnụọgụ ndị ahụ na-aga n'ihu.

2. Vietnam

Mmepụta m: 7,200 MT

N'adịghị ka China, Vietnam nwere ahụmahụ ọzọ na-awụlikwa elu na tungsten mmepụta na 2017. O weputara 7,200 MT nke ígwè ma e jiri ya tụnyere 6,500 MT n'afọ gara aga.Masan Resources nwere nkeonwe na-arụ ọrụ ogbunigwe Nui Phao nke Vietnam, nke o kwuru na ọ bụ ogbunigwe kachasị na-emepụta tungsten na mpụga China.Ọ bụkwa otu n'ime ndị na-emepụta tungsten kachasị ọnụ n'ụwa.

3. Russia

Mmepụta m: 3,100 MT

Ihe nrụpụta tungsten Russia dị larịị site na 2016 ruo 2017, na-abata na 3,100 MT n'ime afọ abụọ ahụ.Ala dị larịị bịara n'agbanyeghị iwu Onye isi ala Vladimir Putin ka nrụpụta maliteghachi n'ọhịa Tyrnyauz tungsten-molybdenum.Putin ga-achọ ka e guzobe nnukwu ụlọ ọrụ Ngwuputa na nhazi.

Ụlọ ọrụ Wolfram bụ onye na-emepụta ngwaahịa tungsten kachasị na mba ahụ, dị ka ebe nrụọrụ weebụ ya si kwuo, ụlọ ọrụ ahụ na-ekwu na kwa afọ ọ na-emepụta ihe ruru 1,000 tọn tungsten ntụ ntụ, gbakwunyere ihe ruru tọn 6,000 tungsten oxide na ruo 800 tọn tungsten carbide. .

4. Bolivia

Mmepụta m: 1,100 MT

Bolivia jikọtara ya na UK maka mmepụta tungsten na 2017. N'agbanyeghị mmegharị iji kwalite ụlọ ọrụ tungsten na mba ahụ, mmepụta Bolivia nọgidere na-adị larịị na 1,100 MT.

Comibol, ụlọ ọrụ nche anwụ nke steeti nwere mmetụta dị ukwuu na ụlọ ọrụ Ngwuputa Ngwuputa Bolivia.Ụlọ ọrụ ahụ kọrọ uru nke $53.6 nde maka afọ mmefu ego 2017.

5. United Kingdom

Mmepụta m: 1,100 MT

UK hụrụ nnukwu mmụba na mmepụta tungsten na 2017, na mmepụta na-arị elu na 1,100 MT ma e jiri ya tụnyere 736 MT n'afọ gara aga.O yikarịrị ka ọ bụ Wolf Minerals kpatara mmụba ahụ;N'oge mgbụsị akwụkwọ nke 2015, ụlọ ọrụ ahụ mepere Drakelands (nke a na-akpọbu Hemerdon) tungsten mine na Devon.

Dabere na BBC, Drakelands bụ ogbunigwe tungsten mbụ mepere na Britain n'ihe karịrị afọ 40.Agbanyeghị, ọ kwụsịrị na 2018 ka Wolf banyechara n'ọchịchị.A kọrọ na ụlọ ọrụ ahụ enweghị ike imezu ihe achọrọ ego ọrụ obere oge.Ị nwere ike ịgụ ihe gbasara tungsten na UK ebe a.

6. Austria

Mmepụta m: 950 MT

Austria rụpụtara 950 MT nke tungsten na 2017 ma e jiri ya tụnyere 954 MT n'afọ gara aga.Ọtụtụ n'ime mmepụta ahụ nwere ike ịsị na ọ bụ Mittersill mine, nke dị na Salzburg ma na-akwado nkwụnye ego tungsten kasị ukwuu na Europe.Ọ bụ Sandvik nwe ogbunigwe a (STO:SAND).

7. Portugal

Mmepụta m: 680 MT

Portugal bụ otu n'ime mba ole na ole na ndepụta a nke hụrụ mmụba nke mmepụta tungsten na 2017. O weputara 680 MT nke ígwè, site na 549 MT n'afọ gara aga.

ogbunigwe Panasqueira bụ ogbunigwe tungsten kacha na Pọtugal.Obodo Borralha nke na-emepụta n'oge gara aga, otu ugboro nke abụọ tungsten mine na Portugal, bụ nke Blackheath Resources (TSXV: BHR) nwere ugbu a.Avrupa Minerals (TSXV: AVU) bụ obere ụlọ ọrụ ọzọ nwere ọrụ tungsten na Portugal.Ị nwere ike ịgụ ihe gbasara tungsten na Portugal ebe a.

8. Rwanda

Mmepụta m: 650 MT

Tungsten bụ otu n'ime mineral ndị na-enwekarị esemokwu n'ụwa, nke pụtara na ọ dịkarịa ala, a na-emepụta ụfọdụ n'ime ya na mpaghara esemokwu ma ree ya ka ọ nọgide na-alụ ọgụ.Ọ bụ ezie na Rwanda kwalitere onwe ya dị ka isi iyi nke mineral na-enweghị esemokwu, nchegbu na-adịgide maka mmepụta tungsten sitere na mba ahụ.Fairphone, ụlọ ọrụ na-akwalite "eletrọnịkị ziri ezi," na-akwado mmepụta tungsten na-enweghị esemokwu na Rwanda.

Rwanda mepụtara naanị 650 MT nke tungsten na 2017, gbadara ntakịrị site na 820 MT na 2016. Pịa ebe a ka ịmatakwu banyere tungsten na Africa.

9. Spain

Mmepụta m: 570 MT

Mmepụta tungsten Spain dara na 2017, na-abata na 570 MT.Nke ahụ gbadara site na 650 MT n'afọ gara aga.

Enwere ọtụtụ ụlọ ọrụ na-arụ ọrụ nyocha, mmepe na ngwuputa akụ nke tungsten na Spain.Ọmụmaatụ gụnyere ụlọ ọrụ Almonty (TSXV: AII), Ormonde Mining (LSE:ORM) na W Resources (LSE:WRES).Ị nwere ike ịgụkwu gbasara ha ebe a.

Ugbu a ị makwuola maka mmepụta tungsten na ebe o si abịa, gịnị ọzọ ka ị ga-achọ ịma?Jụọ anyị ajụjụ gị na nkọwa n'okpuru.