Zirconium, titanium, theknoloji ea ho hloekisa lefatše e sa tloaelehang e tšehelitsoeng ke Korea
Australian Strategic Materials e phatlalalitse hore molekane oa eona oa Korea, Zirconium Technology Corporation, e filoe lithuso tsa liranta tse limilione tse 4,5 ke 'muso oa Korea hore li sebelisoe ho nts'etsopele ea khoebo e kopanetsoeng ea lik'hamphani.
Lichelete li lokela ho lebisoa ho morero oa ASM le ZironTech oa ho hlahisa theknoloji ea ho hloekisa tšepe e sa tsoakoang, e hloekileng haholo e ka sebelisoang ho zirconium, titanium le lefats'e le sa tloaelehang bakeng sa li-alloys tsa makenete tse sa feleng.
Phatlalatsong ea boralitaba, lifeme tse amehang morerong ona li boletse hore thekenoloji e reretsoe ho nkela mekhoa e tloaelehileng ea tšepe e sebelisang matla a matla ka mokhoa o mong o se nang tikoloho, o tšoarellang le o theko e boima.
"Re thabetse hore ASM le theknoloji eo re e ntlafatsang ka ts'ebelisano 'moho le ZironTech e lemohuoe ke Mmuso oa Korea e le ea bohlokoa leetong la eona la ho netefatsa phepelo e ikemetseng bakeng sa thepa ea bohlokoa," David Woodall, motsamaisi ea ka sehloohong oa Australian Strategic Materials mokhahlelo oa litaba.
"Theknoloji ea ho hlahisa litšepe tsa bohlokoa e eketsa boleng ba morero oa rona mme ke senotlolo sa kholo ea theknoloji e ncha ea Korea le Australia le likarolo tsa tlhahiso, 'me 'muso o tsepamisitse maikutlo ho eketsa tlhahiso ea malapeng ho boloka botsitso ba phepelo."
Woodall o boletse hore JV lipakeng tsa ASM le ZironTech e phethela tšebetso ea setsi sa eona sa polante ea liteko tsa khoebo ho hlahisa litšepe tsena tse hloekileng haholo ka ho tsamaisana le ho nts'etsapele moralo oa polante ea pele ea lefats'e ea khoebo ea maemo a holimo.
"Sena se tla thusa ho kopana le tlhokahalo e ntseng e eketseha ea mohloli o mocha oa limmaraka tsa malapeng le tsa lefats'e bakeng sa mefuta e mengata ea ASM ea lisebelisoa tsa bohlokoa tse hloekileng le tse nang le boleng - ho kenyelletsa zirconium, metal magnets e sa tloaelehang ea lefatše (praseodymium le neodymium), niobium, le hafnium," ho boletse molaoli.
Khetho ea Lintho tsa Ball Mill Liner
Lintho tse fapaneng tse sithabetseng, maemo a fapaneng a ts'ebetso a hloka li-liner tse fapaneng hore li lumellane. Hape, phaposi e mahoashe ea ho sila le phaposi ea ho sila e mahoashe e hloka li-liner tse fapaneng.
H&G Machinery e fana ka lisebelisoa tse latelang ho lahlela liner ea hau:
Tšepe ea Manganese
Liteng tsa manganese tsa leloala le phahameng la tšepe la manganese ka kakaretso ke 11-14%, 'me khabone hangata ke 0.90-1.50%, boholo ba eona e kaholimo ho 1.0%. Ka meroalo e nang le tšusumetso e tlase, boima bo ka fihla HB300-400. Ka meroalo e matla, boima bo ka fihla HB500-800. Ho itšetlehile ka mojaro oa tšusumetso, botebo ba lera le thata bo ka fihla ho 10-20mm. Sekhahla se thata se nang le boima bo phahameng se ka hanela tšusumetso le ho fokotsa ho roala ha abrasive. Litšepe tse phahameng tsa manganese li na le ts'ebetso e ntle ea anti-wear tlasa maemo a matla a ho roala, kahoo hangata e sebelisoa likarolong tse sa sebetseng tsa meepo, lisebelisoa tsa kaho, matla a mocheso le lisebelisoa tse ling tsa mochini. Tlas'a maemo a maemo a tlase a ts'oaetso, tšepe e phahameng ea manganese e ke ke ea sebelisa litšobotsi tsa thepa hobane phello e thata ea mosebetsi ha e totobetse.
Sebopeho sa Lik'hemik'hale
| Lebitso | Sebopeho sa Lik'hemik'hale (%) | |||||||
| C | Si | Mong | Kr | Mo | Cu | P | S | |
| Mn14 Mill Liner | 0.9-1.5 | 0.3-1.0 | 11-14 | 0-2.5 | 0-0.5 | ≤0.05 | ≤0.06 | ≤0.06 |
| Mn18 Mill Liner | 1.0-1.5 | 0.3-1.0 | 16-19 | 0-2.5 | 0-0.5 | ≤0.05 | ≤0.06 | ≤0.06 |
Thepa ea mochini le sebopeho sa metallographic
| Lebitso | Ho thatafala ha Bokaho (HB) | Boleng ba tšusumetso Ak (J/cm2) | Microstructure |
| Mn14 Mill Liner | ≤240 | ≥100 | A+C |
| Mn18 Mill Liner | ≤260 | ≥150 | A+C |
| C -Carbide | Carbide A-E bolokiloe austenite | Austenite | |||
Tlhaloso ea lihlahisoa
| Boholo | Hole Dia. (mm) | Bolelele ba Liner (mm) | ||
| ≤40 | ≥40 | ≤250 | ≥250 | |
| Mamello | +20 | +30 | +20 | +3 |
Chrome Alloy Steel
Chromium alloy cast iron e arotsoe ka tšepe e phahameng ea chromium alloy cast iron (chromium content 8-26% carbon content 2.0-3.6%), medium chromium alloy cast iron (chromium content 4-6%, carbon content 2.0-3.2%), low chromium Mefuta e meraro ea alloy cast iron (litekanyetso tsa chromium 1-3%, litaba tsa carbon 2.1-3.6%). Tšobotsi ea eona e tsotehang ke hore microhardness ea M7C3 eutectic carbide ke HV1300-1800, e ajoang ka mokhoa oa marang-rang a robehileng le ho aroloa ho martensite (mohaho o thata ka ho fetisisa ka matrix a tšepe) matrix, ho fokotsa phello ea cleavage holim'a matrix. Ka hona, mohala o phahameng oa chromium alloy o na le matla a phahameng, ho tiea ha leloala la bolo, le khanyetso e phahameng ea ho apara, 'me ts'ebetso ea eona e emela boemo bo phahameng ka ho fetisisa ba lisebelisoa tsa morao-rao tsa tšepe.
Sebopeho sa Lik'hemik'hale
| Lebitso | Sebopeho sa Lik'hemik'hale (%) | |||||||
| C | Si | Mong | Kr | Mo | Cu | P | S | |
| High Chrome Alloy Liner | 2.0-3.6 | 0-1.0 | 0-2.0 | 8-26 | ≤3.0 | ≤1.2 | ≤0.06 | ≤0.06 |
| Bohareng ba Alloy Line ea Chrome | 2.0-3.3 | 0-1.2 | 0-2.0 | 4-8 | ≤3.0 | ≤1.2 | ≤0.06 | ≤0.06 |
| Low Chrome Alloy Liner | 2.1-3.6 | 0-1.5 | 0-2.0 | 1-3 | 0-1.0 | ≤1.2 | ≤0.06 | ≤0.06 |
Thepa ea mochini le sebopeho sa metallographic
| Lebitso | Bokaholimo (HRC) Ak (J/cm2) | Microstructure | ||||
| High Chrome Alloy Liner | ≥58 | ≥3.5 | M+C+A | |||
| Bohareng ba Alloy Line ea Chrome | ≥48 | ≥10 | M+C | |||
| Low Chrome Alloy Liner | ≥45 | ≥15 | M+C+P | |||
| M-Martensite | C - Carbide | A-Austenite | P-Pearlite | |||
Tlhaloso ea lihlahisoa
| Boholo | Hole Dia.(mm) Bolelele ba Liner (mm) | |||
| ≤40 | ≥40 | ≤250 | ≥250 | |
| Mamello | +20 | +30 | +20 | +3 |
Cr-Mo Alloy Steel
H&G Machinery e sebelisa tšepe ea alloy ea Cr-Mo ho etsa liner. Thepa ena e ipapisitse le maemo a Australia, (AS2074 Standard L2B, le AS2074 Standard L2C) e fana ka tšusumetso e phahameng le ho hanyetsa ts'ebetso lits'ebetsong tsohle tsa semi-autogenous milling.
Sebopeho sa Lik'hemik'hale
| Khoutu | Lintho tsa Lik'hemik'hale (%) | |||||||
| C | Si | Mong | Kr | Mo | Cu | P | S | |
| L2B | 0.6-0.9 | 0.4-0.7 | 0.6-1.0 | 1.8-2.1 | 0.2-0.4 | 0.3-0.5 | ≤0.04 | ≤0.06 |
| L2C | 0.3-0.45 | 0.4-0.7 | 1.3-1.6 | 2.5-3.2 | 0.6-0.8 | 0.3-0.5 | ≤0.04 | ≤0.06 |
Thepa ea 'Mele & Microstructure
| Khoutu | Ho thatafala (HB) | Ak (J/cm2) | Microstructure |
| L2B | 325-375 | ≥50 | P |
| L2C | 350-400 | ≥75 | M |
| M-Martensite, C-Carbide, A-Austenite, P-Pearlite | |||
Ni-hard Steel
Ni-Hard ke tšepe e entsoeng ka tšepe e tšoeu, e kopantsoeng ka nickel le chromium e loketseng tšusumetso e tlaase, e thellang bakeng sa lisebelisoa tse metsi le tse omeletseng. Ni-Hard ke thepa e sa senyeheng ka ho fetelletseng, e entsoeng ka libopeho le libopeho tse loketseng ho sebelisoa libakeng tse mahlahahlaha le tse apereng le lits'ebetso.
Sebopeho sa Lik'hemik'hale
| Lebitso | C | Si | Mong | Ni | Kr | S | P | Mo | Ho thatafala |
| Ni-Hard AS2027 Gr Ni Cr 1-550 | 3.2-3.6 | 0.3-0.8 | 0.2-0.8 | 3.0-5.0 | 1.5-3.0 | ≤0.12 | ≤0.15 | ≤0.5 | 550-600HBN |
| Ni-Hard AS2027 Gr Ni Cr 2-550 | 2.8-3.2 | 0.3-0.8 | 0.2-0.8 | 3.0-5.0 | 1.5-3.0 | ≤0.12 | ≤0.15 | ≤0.5 | 500-550HBN |
| Ni-Hard AS2027 Gr Ni Cr 2-550 | 3.2-3.6 | 1.5-2.2 | 0.2-0.8 | 4.0-5.5 | 8.0-10.0 | ≤0.12 | ≤0.15 | ≤0.5 | 630-670HBN |
Tshipi e Tshweu
Sebopeho sa Lik'hemik'hale
| Lebitso | Sebopeho sa Lik'hemik'hale(%) | |||||||
| C | Si | Mong | Kr | Mo | Cu | P | S | |
| Mohala o Mosoeu oa Tšepe | 2.0-3.3 | 0-0.8 | ≤2.0 | 12-26 | ≤3.0 | ≤1.2 | ≤0.06 | ≤0.06 |
Thepa ea 'Mele & Microstructure
| Lebitso | HRC | Ak(J/cm2) | Microstructure |
| Mohala o Mosoeu oa Tšepe | ≥58 | ≥3.5 | M+C+A |
| M-Martensite C- Carbide A-Austenite | |||
Haeba u na le lipotso tse khethehileng, ka kopo ikopanye le moenjiniere oa rona ho u sebeletsa!
Nick Sun [email protected]
Nako ea poso: Jun-28-2020