8 Inch DTH Hammer for Rock Water Well Drilling

• Customization: Available
• After-sales Service: Video Technical Support, Online Support
• Certification: ISO 9001:2000
• Model NO.: HDH-SP882
• Material: Carbon Steel
• Hole Range(mm): 198-254
• Length(mm): 1564
• Weight(Kg): 181
• Outer Diameter(mm): 185
• Connection Thread: API4 1/2′′reg
• Work Pressure(MPa): 1.5-3.3
• Recommended Rotation Speed(R/Min): 30-60
• Transport Package: Wooden Case
• Specification: 181kg
• Trademark: Hyra
• Origin: China
• Production Capacity: 5000/Month

Product Description

Product Description

They are widely used for mine, quarry, road construction for the driling and blasting work, water well driling, slopeprotection, anchoring, etc.

1.We can provide the complete solution ( DTH drill bit, DTH hammer, DTH Drill Rod, Air Compressor, DTH Drilling rig and added value services)
2.Lower energy consumption and higher impact frequency.the drilling speed is 15%~30% higher than other series DTH Hammer.
3.Simple structure,reliable parts,long life,easy and cheap maintenance.
4.Lower air and oil consumption.The oil consumption is about 10% lower than the one with foot valve.
5.The check valve can be replaced to the one with bigger ail controlling hole to provide more efficient cuttings discharge.
6:The product is available in multiple colors, including black, yellow, blue, red, and gold. Customers can choose the color that best suits their preferences, making it an excellent choice for users who value customization.
 

Product Parameters

Model	HDH-SP882
Hole Range(mm)	198-254
Length(mm)	1264
Weight(Kg)	181
Outer Diameter(mm)	185
Connection Thread	API4 1/2''REG
Work Pressure(Mpa)	1.5-3.3
Recommended Rotation Speed(r/min)	30-60
Air Consumption(m3/min)	1.8Mpa--25m3/min 2.4Mpa--34m3/min
Bit Shank	SP882

Detailed Photos

Model	HDH-SP480	HDH-SP580	HDH-SP680	HDH-SP780	HDH-SP882	HDH-SP1080	HDH-SP1280	HDH-SP1480	HDH-SP1880
Hole Range(mm)	108-135	136-155	158-203	178-216	198-254	254-311	195-400	350-550	500-680
Length(mm)	863	970	1131	1195	1264	1410	1630	1744	1957
Weight(Kg)	35	64	100.5	140	181	289	530	793	1584
Outer Diameter(mm)	100	126	148	165	185	185	275	332	445
Connection Thread	API2 3/8''REG	API2 3/8''REG	API3 1/2''REG	API3 1/2''REG	API4 1/2''REG	φ254mm-φ311mm	API6 5/8''REG	API6 5/8''REG API7 5/8''REG	API8 5/8''REG
Work Pressure(Mpa)	1.0-1.9	1.2-2.2	1.2-2.7	1.5-2.8	1.5-3.3	1.5-3.3	1.5-3.3	1.5-3.3	1.5-3.3
Recommended Rotation Speed(r/min)	30-60	30-60	30-60	30-60	30-60	30-60	30-60	30-60	20-40
Air Consumption(m3/min)	1.0Mpa--5.5m3/min 1.8Mpa--9m3/min	1.0Mpa--7.5m3/min 1.8Mpa--12m3/min	1.8Mpa--16m3/min 2.4Mpa--23m3/min	1.8Mpa--21m3/min 2.4Mpa--28m3/min	1.8Mpa--25m3/min 2.4Mpa--34m3/min	1.8Mpa--36m3/min 2.4Mpa--58m3/min	1.8Mpa--45m3/min 2.4Mpa--68m3/min	1.8Mpa--53m3/min 2.4Mpa--76m3/min	1.8Mpa--73m3/min 2.4Mpa--97m3/min
Bit Shank	SP480	SP580	SP680	SP780	SP882	SP1080	SP1280	SP1480	SP1880

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