DTH Hammer

DTH Hammer has a wide range of use in all kinds of hard and abrasive rocks.

follwing features: 
1,DTH hammers are used for blast hole drilling and blasting, mainly applied in Mining, 
2,Marble quarry or well drilling and other construction projects.
3,New products designed based on mining condition in china, improving by advanced technology from global market.
4,Superior materials, advanced process,guaranteed quality.
5,Faster drillinq rate.
6,Hardness can be enhaced to expand the lifespan of hammer, and lower the cost.
7,Huge impulse with low consumption of electricity.
DTH hammers are used for blast hole drilling and blasting, mainly applied in Mining, Marble quarry or well drilling and other construction projects.
8,The modern theory is adopted in the structural design, which makes the stress.
9,wave duration longer, the stress amplitudeis lower, and the piston life is long.

             

Type	Model	Length	Weight	External Dia.(mm)	Hole Range
		(mm)	(kg)		(mm)
3.5 inch	DHD3.5	930	25	∅82	∅90-110
4 inch	DHD340	1030	39	∅99	∅110-135
	QL4	1097	41	∅99
	Mission40	1005	40	∅99
5 inch	DHD350	1214	76.5	∅125	∅135-155
	QL5	1147	73	∅125
	Mission50	1110	68.5	∅125
6 inch	DHD360	1248	100	∅142	∅155-190
	QL6	1212	95	∅146
	Mission60	1161	90	∅146
8 inch	D85	1492	188	∅180	∅195-254
	QL8	1465	182	∅180
	Mission80	1338	176	∅180
	NUMA100	1510	288	∅226
12 inch	DHD1120	others pls show me your request
	Numa120
	Numa 125