DTH Hammers
                              Category: DTH Hammers  Publish Time: 2015-08-30 16:59 

                              DTH Hammers

                              DTH(down the hole) Hammers


                              Features: 

                              • Lower energy consumption,higher impact frequency and drilling speed.
                              • Simple structure,reliable parts,long life,easy and cheap maintenance.
                              • Lower air and oil consuption.



                              Hammer Size

                              Bit Shank

                              Hole Range

                              Connection Thread

                              Working Pressure

                              Recommended

                              Rotation Speed

                              Air Consumption

                              1"

                              BR1

                              64-76mm

                              RD40

                              BOX

                              0.7-1.75Mpa

                              25-40r/min

                              0.7Mpa

                              1.5m3/min

                              1.0Mpa

                              2.5m3/min

                              1.4Mpa

                              3m3/min

                              2"

                              BR2

                              MACH20

                              70-90mm

                              RD50

                              BOX

                              0.7-1.75Mpa

                              25-40r/min

                              0.7Mpa

                              2.5m3/min

                              1.0Mpa

                              4m3/min

                              1.4Mpa

                              5m3/min

                              3"

                              BR3

                              DHD3.5

                              COP32/COP34

                              QL30

                              MACH303

                              90-110mm

                              API 2 3/8" Reg

                              1.0-2.5Mpa

                              25-40r/min

                              1.0Mpa

                              3.8m3/min

                              1.5Mpa

                              7.5m3/min

                              4"

                              DHD340

                              COP44

                              QL40

                              SD4

                              MACH44

                              110-135mm

                              API 2 3/8" Reg

                              1.0-3.0Mpa

                              25-40r/min

                              1.0Mpa

                              6m3/min

                              1.8Mpa

                              10m3/min

                              2.4Mpa

                              15m3/min

                              5"

                              DHD350R

                              COP54

                              QL50

                              SD5

                              MACH50

                              135-155mm

                              API 2 3/8" Reg

                              API 3 1/2" Reg

                              1.0-3.0Mpa

                              20-35r/min

                              1.0Mpa

                               7m3/min

                              1.8Mpa

                              14m3/min

                              2.4Mpa

                              19m3/min

                              6"

                              DHD360

                              COP64

                              QL60

                              SD6

                              155-195mm

                              API 3 1/2" Reg

                              1.0-3.0Mpa

                              20-30r/min

                              1.0Mpa

                              9m3/min

                              1.8Mpa

                              18m3/min

                              2.4Mpa

                              26m3/min

                              8"

                              DHD380

                              COP84

                              QL80

                              SD8

                              195-254mm

                              API 4 1/2" Reg

                              1.0-3.0Mpa

                              15-25r/min

                              1.0Mpa

                              12m3/min

                              1.8Mpa

                              22m3/min

                               2.4Mpa

                              28m3/min

                              10"

                              SD10

                              Numa100

                              254-311mm

                              API 6 5/8" Reg

                              1.0-3.0Mpa

                              15-25r/min

                              1.0Mpa

                              22m3/min

                              1.8Mpa

                              40m3/min

                              2.4Mpa

                              65m3/min

                              12"

                              DHD1120

                              SD12

                              Numa120

                              Numa125

                              305-445mm

                              API 6 5/8" Reg

                              1.0-3.0Mpa

                              15-25r/min

                              1.0Mpa

                              28m3/min

                              1.8Mpa

                              50m3/min

                              2.4Mpa

                              71m3/min





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