Efficient DTH Hammer for Coal and Ore Drilling

• Customization: Available
• After-sales Service: 1 Year
• Warranty: 1 Year
• Model NO.: DHD380 SD8 QL80 M80
• Standard: GB, ASTM
• Surface Treatment: Spray-Paint
• Manufacturing Process: Forging
• Material: Alloy Steel
• Usage: Coal, Ore, Water Well
• Business Type: Manufacturer
• Number of Employees: 322
• Main Markets: North America, South America, Southeast Asia/ Mide
• Transport Package: Wooden Case
• Specification: 8inch, 3 Inch to 24 Inch
• Trademark: Temahwole
• Origin: China
• HS Code: 82071990
• Production Capacity: 2~3

Product Description

Changsha Tianhe Drilling Tools and Machinery Co., Ltd.


 

Company Profile

 

• Established in 2002


• Specializes in research, design, production, sales, and management of drilling tools


• Employs over 300 staff, including 90 specialized technicians and 50 sales personnel


• Holds multiple patents in the drilling industry


• ISO9001 certified for quality management system


• Operates from a 600,000 square foot workshop to ensure efficient production


• Member of China Drilling Steel and Drilling Tools Association, involved in setting industry standards


• Products known for reliable quality and stable performance, widely used in various projects domestically and internationally


 

Explore our Efficient DTH Hammer for Coal and Ore Drilling, designed for high air pressure applications with advanced technology and durable construction.

Exhibition:

 

Product Description:

 

Changsha Tianhe Drilling Tools and Machinery Co., Ltd. manufactures a wide range of highly efficient Down-the-Hole (DTH) hammers and bits for various drilling applications. Our products are trusted by drilling contractors for their numerous advantages.

 

Drilling Diameter Range: Holes can be drilled from 65 mm to 1200 mm.

 

Application Fields: Our DTH hammers and bits are widely used in open pit and underground mining, water well drilling, deep well drilling, foundation construction, and anchor drilling.

 

Outstanding Advantages: Our products offer superior performance and reliability, making them the preferred choice for drilling contractors.

 

 

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