Main Products: Drilling Tools ,Drill Rigs ,Rock Drill ,DTH Tools ,Synthetic Diamond
DTH bit
Negotiable /Piece
Min.Order:1 Piece
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Sanhe Hargrand Drilling Tools Co., Ltd.
Business Type: Manufacturer,Trading Company
Langfang Hebei ChinaMain Products: Drilling Tools ,Drill Rigs ,Rock Drill ,DTH Tools ,Synthetic DiamondProduct Details
| The right choice bit models, can reduce operating costs, and improves productivity. The following instructions will help you choose the right bit. | ||
| Face | Button | Applications |
 | | Soft materials which are less than 15,000 psi (1033.5 bar) compressive strength. The material should also be consolidated and homogeneous with a low abrasiveness. l Soft limestone l Shale l Slate |
| Medium hard materials which are 15,000 - 25,000 psi (1033.5 - 1722.5 bar) compressive strength. The material should be consolidated and homogenousl Hard limestonel l Granitel l Sandstonel l Dioritel l Schistl l Marble | |
| | Medium-soft to medium-hard materials which are 15,000 - 30,000 psi (1033.5 - 2067 bar) compressive strength. Material can be voided, fractured, unconsolidated and faulted. Face slots provide good hole cleaning in fast drilling applications. l Hard limestone l Granite l Sandstone l Diorite l Schist l Marble |
| | Medium-hard to hard materials which are greater than 30,000 psi(2067 bar). Materials should be consolidated but a certain level of voids and fractures are acceptable. The flat face design has the strongest head. l Granite l Gabbro |
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