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2024-10-10Cov txheej txheem ntau lawm ntawm laum khoom
Kev xaiv cov khoom siv: Cov khoom siv laum feem ntau yog ua los ntawm cov ntaub ntawv xws li cov hlau alloy steel lossis cemented carbide. Cov ntaub ntawv no muaj kev hnav zoo thiab hardness thiab tua -
2024-10-05Keeb kwm ntawm kev txhim kho laum me ntsis
Cov keeb kwm ntawm kev xyaum me ntsis kev txhim kho tuaj yeem taug qab mus rau Paleolithic Age, thaum tib neeg thaum ntxov muaj peev xwm ua tau thiab siv cov cuab yeej xyaum yooj yim. 30,000 xyoo dhau -
2024-9-30Common laum cov ces kaum
Lub kaum sab xis muaj xws li 118 degrees, 135 degrees, 140 degrees thiab 165 degrees. Kev xaiv ntawm cov ces kaum no feem ntau yog nyob ntawm kev ua haujlwm tshwj xeeb thiab cov khoom siv. -
2024-9-25Hom thiab siv cov laum khoom
Laum khoom tuaj yeem muab faib ua ntau hom raws li cov qauv kev faib tawm sib txawv, thiab txhua hom muaj nws cov kev siv tshwj xeeb thiab cov yam ntxwv. cov -
2024-9-20Cov yam ntxwv cuam tshuam rau qhov drilling ceev ntawm lub laum ntsis
1) Cov strata tau tso rau lub sijhawm ntev dhau los, nrog rau siab hardness thiab heterogeneity, thiab qee ntu yog abrasive heev. -
2024-9-15Luv keeb kwm ntawm Drill Bit Development
Ua ntej cov thev naus laus zis ntawm PDC tau paub tab, lossis ua ntej kev txhim kho ntawm PDC laum cov khoom, qee cov tuam txhab siv cov pob zeb diamond polycrystalline tsis muaj carbide substrate los -
2024-9-10Kev faib tawm thiab kev xaiv
Tam sim no muaj ntau hom kev xyaum siv hauv kev lag luam roj av. Laum khoom raug cais raws li kev sib txawv ntawm kev sib txawv. Lawv tuaj yeem muab faib ua pob zeb diamond laum khoom, lub khob hliav -
2024-9-05Khoom Taw qhia ntawm Drill Bit
Lub laum me ntsis yog qhov tseem ceeb ntawm cov khoom siv drilling. Nws lub luag haujlwm tseem ceeb yog txhawm rau txhawm rau pob zeb thiab ua kom zoo. Rotary laum khoom tam sim no tau siv dav hauv ke