M60 DTH HAMMER

M60 DTH HAMMER

The STAROCKDRILL DHD series hammers can fit the DTH bits with Mission shank. Due to its optimized and robust design, in addition the superior material makes the DTH hammer longer life, less air consumption and 15% higher penetration speed than conventional DTH hammer in the market. The below is the specification of STR

STAROCKDRILL’S  DTH hammers mainly be produced with shank type of DHD, QL, NUMA, COP, Mission, SD, BR, CIR,TD.40 MACH44 and STR series, 

Diameter ranging from 2” to 8” for mining and quarrying, and 6” to 32” for water-well drilling, oil-well drilling and foundation and so on

STR MISSION hammer size

STR MISSION hammer working  pressure

 The impact frequency when it is working on 18Bar

 STR MISSION30

 6 bar ~ 35 Bar

 33Hz

 STR MISSION40

 6 bar ~ 35 Bar

 33Hz

 STR MISSION50

 6 bar ~ 35 Bar

 33Hz

 STR MISSION60

 6 bar ~ 35 Bar

 30Hz

 STR MISSION80

 6 bar ~ 35 Bar

 25Hz

STR-M60-DTH-HAMMER.jpgM60-dth-hammer.jpg

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