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DTH Products
DTH Bits
Transferring impact and rotation by connecting DTH hammers with splines, DTH bits dive into blast holes together with DTH hammers for breaking rocks. The DTH bits are divided into high air pressure and middle-low air pressure DTH bits, which are mainly used in surface mining, underground mining, bolting, quarrying, construction, etc.
| HHigh Air Pressure DTH Bits | |
| Diameter | φ90-φ203mm |
| Shank series | DHD340A DHD350R DHD350Q DHD360 QL60 RH500 |
| Face Design | Convex Face, Concave Face, Flat Face |
| Button Shape | Spherical, Ballistic |
| Middle-low Air Pressure DTH Bits | |
| Diameter | φ90-φ203mm |
| Specification | DHD3.5 CIR90 BR33 CIR100 BA-47 |
| Head design | Convex, concave, plane |
| Tooth type | Spherical gears, spring tooth, bevel gears |
| DTH Button Bits | ||||||||
| LHS Part No. | Diameter(mm) | Qty.×Size mm Gauge Button |
Qty.×Size mm Front Button |
Angle | Qty.×Size mm Flushing Hole |
Spline Size | Spline Width(mm) | Shank |
| ZQ105D2-50B1 | 105 | 6*φ14mm | 6*φ14mm | 45° | - | - | - | BA-47 |
| ZQ90D-537B2 | 90 | 6*φ12mm | 7*φ10mm | 45° | 2*φ13mm | 7*φ53mm | 10.3 | BR33 |
| DZQ110D8-604B1 | 110 | 6*φ14mm | 4*φ12mm+3*φ12mm | 45° | 2*φ18mm | 4*φ60mm | 20 | CR100 |
| GZQT115E1-648 | 115 | 7*φ16mm | 4*φ14mm+2*φ14mm | 40° | 2*φ18mm | 8*φ64mm | 12.2 | DHD340 |
| GZQ115F-6812 | 115 | 8*φ14mm | 6*φ14mm | 40° | 2*φ16mm | 12*φ67mm | 7 | RH500(4inch) |
| GZQ140F-888 | 140 | 8*φ16mm | 8*φ14mm | 40° | 2*φ22mm | 8*φ87.4mm | 13.76 | DHD350 |
Contact Us
Address: Lianhua Mountain, Yangjiazhangzi Economic and Technological Development Zone, Huludao City, Liaoning Province, China
Telephone:0086-429-4428053 0086-429-4428052
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