Customization: | Available |
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After-sales Service: | 1 Year |
Warranty: | 1 Year |
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Changsha Tianhe Drilling Tools and Machinery Co., Ltd. is a distinguished leader in the manufacturing of high-performance drilling equipment. Our dedicated team of 322 employees is committed to producing durable, efficient, and innovative drilling tools. From robust DTH hammers to precision drill bits, our products embody reliability and cutting-edge technology. Choose us for customizable and versatile drilling solutions that meet the highest standards of quality. Trust our advanced, precision-engineered heavy-duty drill rigs and experience the hard-wearing performance of our mining drill bits. With our certifications, you are assured of our unwavering commitment to quality and expertise.
Teamwhole, under the umbrella of Changsha Tianhe Drilling Tools and Machinery Co., Ltd., stands as a premier manufacturer of high-performance Down-the-Hole (DTH) hammers and bits. Trusted by drilling contractors across the globe, our products are celebrated for their outstanding performance and numerous benefits.
DTH hammer (inch) | Matched Dth bit Shank | Bit range | |
Metric | Inch | ||
3.5" | COP32/COP34/MACH303M30/DHD3.5/BR33 | 90mm-115mm | 3 1/2"-4" |
4" | COP44/DHD340/MACH44SD4/M40/QL40 | 105mm-152mm | 4 1/8"-6" |
5" | COP54/DHD350R/MACH50SD5/M50/QL50/BR5 | 133mm-165mm | 5 1/4"-6 1/2" |
6" | COP64/DHD360/SD6M/60/QL60/Bulroc BR6 | 152mm-254mm | 4 1/8"-10" |
8" | COP84/DHD380/SD8/QL80/M80 | 203mm-330mm | 8"-13" |
10" | SD10/NUMA100/TH10 | 254mm-380mm | 10"-15" |
12" | DHD1120/SD12/NUMA120/NUMA125 | 305mm-508mm | 12"-20" |
14" | TK14/NUMA125 | 400mm-550mm | 15 3/4"-22" |
18" | NUMA180/TK18 | 500mm-700mm | 19"-27 1/2"" |
24" | NUMA240/TK28 | 600mm-800mm | 23"-31 1/2" |
Temahwole DTH hammer type | TSK3.5H/TH35 | TSK4KH/TH45 | TSK5H/TH55 | TSK6H/TH65 | |
Length(less bit) mm | 807mm | 927 | 987 | 1163.5 | |
Weight(less bit) kg | 22kg | 42 | 70 | 90 | |
External diameter mm | Φ82mm | Φ99 | Φ126 | Φ146 | |
Bit shank | DHD3.5 BR33 | COP44 DHD340 QL40 SD4 MISSION40 QLX40 | DHD350R COP54 QL50 SD5 MISSION50 | DHD360 SD6 COP64 QL60 MISSION60 | |
Hole range(mm) | Φ90-110 | Φ110-135 | Φ138-165 | Φ152-203 | |
Connection thread | API 2 3/8"Reg | API 2 3/8"Reg | API 2 3/8"Reg | API 3 1/2"Reg | |
API 3 31/2"Reg | |||||
Working pressure | 1.0-1.5Mpa | 1.0-2.5Mpa | 1.0-2.5Mpa | 1.0-2.5Mpa | |
Impact rate at 1.5-1.7Mpa | 28Hz | 27Hz | 27Hz | 27Hz | |
Recommended Rotation speed | 25-40r/min | 25-40r/min | 25-40r/min | 25-40r/min | |
Air consumption | 1.0Mpa | 4.5m³/min | 6.0m³/min | 6.0m³/min | 6.0m³/min |
1.8Mpa | 9.0m³/min | 10.0m³/min | 10.0m³/min | 10.0m³/min | |
2.4Mpa | 15.0m³/min | 15.0m³/min | 15.0m³/min | 15.0m³/min | |
Teanwhole DTH hammer type | TSK8H TH85 | TH10S | TH12S TH12N TH12HN | A10-TD90 | |
Length(less bit) mm | 1364.5 | 1432 | 1937 | 1432 | |
Weight(less bit) kg | 185 | 294 | 791 | 294 | |
External diameter mm | Φ182 | Φ222 | Φ274 | Φ220 | |
Bit shank | DHD380 SD8 QL60 MISION80 | SD10 NUMA100 | NUMA120 NUMA125 SD12 | TD90 | |
Hole range(mm) | Φ203-280 | Φ135-155 | Φ311-445 | Φ254-400 | |
Connection thread | API 4 1/2"Reg | API 5 1/2"Reg | API 6 5/8"Reg | API 5 1/2"Reg | |
Working pressure | 1.0-2.5Mpa | 1.0-2.5Mpa | 1.0-2.5Mpa | 1.0-2.5Mpa | |
Impact rate at 1.5-1.7Mpa | 25Hz | 25Hz | 25Hz | 25Hz | |
Recommended Rotation speed | 20-35r/min | 20-35r/min | 20-35r/min | 20-35r/min | |
Air consumption | 1.0Mpa | 9.0m3/min | 9.0m3/min | 9.0m3/min | 9.0m3/min |
1.8Mpa | 15.0m3/min | 15.0m3/min | 15.0m3/min | 15.0m3/min | |
2.4Mpa | 23.0m3/min | 23.0m3/min | 23.0m3/min | 23.0m3/min | |
DTH hammer type | TH14N | TH18N | TH24N | TH28N | |
Length(less bit) mm | 2235 | 2425 | 2495 | 2610 | |
Weight(less bit) kg | 950 | 1530 | 2450 | 4236 | |
External diameter mm | Φ330 | Φ406 | Φ525 | Φ650 | |
Bit shank | NUMA125 | NUMA180 | NUMA240 | TH28 | |
Hole range(mm) | Φ400-550 | Φ155-190 | Φ600-800 | Φ800-1000 | |
Working pressure | 1.7-2.5Mpa | 1.7-2.5Mpa | 1.7-2.5Mpa | 1.7-2.5Mpa | |
Impact rate at 1.5-1.7Mpa | 23Hz | 23Hz | 23Hz | 20Hz | |
Recommended Rotation speed | 20-30r/min | 20-30r/min | 20-30r/min | 20-30r/min | |
Air consumption | 1.0Mpa | 10.0m³/min | 10.0m³/min | 10.0m³/min | 15.0m³/min |
1.8Mpa | 20.0m³/min | 20.0m³/min | 20.0m³/min | 26.0m³/min | |
2.4Mpa | 28.5m³/min | 28.5m³/min | 28.5m³/min | 34.0m³/min |