Ho phunya Drag Bit
3 wings step drag bits ke karolo e le 'ngoe ea kaho ea tšepe ea alloy e nang le malebela a ho seha a tungsten carbide le mahlakoreng a gauge ho netefatsa bophelo bo bolelele.E na le mapheo a 3 le masoba a 3 a phallang.Ha ho bapisoa le mapheo a 4, mapheo a 3 a mapheo a ho hula a atisa ho phunya ka potlako le ka mabifi, athe, a khuts'oanyane a tšoarella ebile a sa tšoarelle.Lebelo la rotary la tafole ea ho hula mehato e lokela ho ba pakeng tsa 60 le 80 rpm ka boima bo bobebe holim'a bit (WOB).
Likotoana tse 3 tsa mapheo ke lisebelisoa tsa moruo ha ho cheka libopeho tse bonolo tsa jeoloji le botebo bo sa tebang, li etselitsoe libopeho tse bonolo tse mahareng tse kang Clay, Loam, Silt,Mostsoft-to-medium mobu o nang le mongobo, joalo-joalo. li khothaletsoa ho cheka ho Merafo, Tlhahlobo, Tikoloho, seliba sa Metsi, Geo Exchange, joalo-joalo.
Hula likotoana | ||
Mofuta | Sebopeho se loketseng | Diamter |
2 wings air flush mohato hula hanyane | Mahareng ho isa Bonolo | 95.3mm(3 3/4 inch) |
3 mapheo a moea flush mohato hula hanyane | Mahareng ho isa Bonolo | 95.3mm(3 3/4 inch) |
3 wings air flush chevron drag bit | Mahareng ho isa ho thata | 95.3mm(3 3/4 inch) |
3 mapheo a tletseng flush mohato hula hanyane | Mahareng ho isa Bonolo | 95.3mm(3 3/4 inch) |
Mapheo a 3 a hula hanyane | Mahareng ho isa ho thata | 50.8 ho isa ho 444.5mm2 ho isa ho 17 1/2 inch) |
3 mapheo a chevron hula hanyane | Mahareng ho isa ho thata | 63.5 ho isa ho 304.8mm (2 1/2 ho isa ho 12 inch) |
Mapheo a 4 a hula hanyane | Mahareng ho isa Bonolo | 165.1 ho isa ho 444.5mm (6 1/2 ho isa ho 17 1/2 inch) |
4 mapheo a chevron hula hanyane | Mahareng ho isa ho thata | 165.1 ho isa ho 304.8mm (6 1/2 ho isa ho 12 inch) |
Claw bit | Ho kenella ka potlako | |
Boholo ba khoele: 2 3/8” API Reg, 2 7/8” API Reg, 3 1/2” API Reg, 4 1/2” API Reg, 6 5/8” API Reg, 2” API IF, 2 3/8” API IF, 2 7/8” API IF, A Rod, N Rod, AW, BW, NW, AWJ, BWJ, NWJ. |