Products
These kingdream drill bit, kingdream tricone bit, kingdream roller bit, kingdream drill bit are used to drill soft formation with low compressive strength and high drill ability, such as shale, clay, sandstone and soft limestone, etc.
Preventing reflux structure has dual function, it can avoid air counterflow and dust entering into bearing when the air-compressor stop working accidentally, and separate air and water in order to avoid water entering into bearing when it works normally to prolong the life of bearing.
Tricone Drilling, Tricone Drill Bit, Tricone Rotary Drill Bits
The ultra-thick cemented carbide Grades XR08TC and XR10CC have excellent fracture toughness and heat resistance. These two Grades can be applied to the coal cutter pick and rotary cutter pick.
It can drill medium to medium hard formations. It is recommended to drill interbedded shale, mudstone, cementitious sandstone and carbonate rock with medium compressive strength.
PDC bits can drill medium to medium hard strata. It is recommended to drill shale, mudstone, Cemented Sandstone and carbonate rock with medium compressive strength.
It can drill medium to medium hard strata. It is recommended to drill shale, mudstone, Cemented Sandstone and carbonate rock with medium compressive strength.
It is recommended to drill shale, mudstone, cementitious sandstone and medium compressive strength carbonate rock with interlayer.
Different features of PDC cutters can be chosen in different wells or formations for maximizing both drill efficiency and economic
These Grand tungsten carbide insert bits are used to drill soft formation with low compressive strength and high drill ability, such as shale, clay, sandstone and soft limestone, etc.
The DTH is the abbreviation of Down The Hole and sometimes it is also called RAB in some markets, then the RAB is short for Rotary Air Blasting
Tags
Copyright ©Tianjin Grand Construction Machinery Technology Co., Ltd. All Rights Reserved. | Sitemap
