Low air pressure DTH bit

1. Manufacturer of DTH hammer & bit 2. High air pressure DTH hammer & bit, low pressure DTH hammer & bit 3. High efficiency

ZM is specialist manufacturer of Down the Hole Hammer and Bits. ZM manufactures the most advanced high air pressure and Low high pressure DTH Hammer and Bits in China with high-quality raw materials and advanced craft technology.

Our Down the Hole Drilling Equipment and Accessories and various types of High pressure Hammer and Bits are interchangeable with various products manufactured by Sandvik, Ingersoll-Rand, Atlas Copco etc. All our products are widely used in mining, tunneling, quarrying, construction, and civil engineering projects. And the products are exported massively to more than twenty countries such as Australia, Canada, USA, France, etc.

Drill rods	Length(mm)	Diameter(mm)	Thread	Weight(Kg)	P/N
	1000	60	φ48×10	10.6	ZG48-10
	1500	60	φ48×10	14.2	ZG48-15
	1800	60	φ48×10	16.4	ZG48-18
	1000	50	K52×3	8.4	BA-29

 

Down the hole hammer
Technical specification	C80	CZ90	CZ90A	CZ100B	CZ100	CZ110	CZ150A	CZG115
Diameter (mm)	77	76	80	92	95	98	136	92
Length (mm)	447	750	795	727	790	838	925	1056
Pressure  (Mpa)	0.49	0.5-0.7	0.5-0.7	0.5-0.7	0.5-0.7	0.5-0.7	0.5-0.7	1.0-2.5
Impact energy (J)	64	107	107	108	147	176	333	120-296
Frequency (Hz)	31	840	840	950	822	855	800	14-22
Air consumption (m3/min)		7.2	7.2	9	9	12	15.9	3.7-14.9
Spline	45	506	546506	564604	564604	656	826906	648
Connection	42×10	48×10	48×10	52×3	52×3	57×5	75×10	API 2 3/8

For more detailed specifications or catalog please feel free to contact with us.

Low air pressure DTH bit