ZG DTH Hammers

ZG DTH Hammers
  • ZEGA ZG DTH Hammers with scientifically and logically designed structure for easy removal,repair,service and maintenance, improve work efficiency. Special heat treatment process increases the hammers abrasion resistance level a great deal and slows down the efficiency decline curves, and improves economics of the products.
    ZG DTH Hammer piston with special oil grooves reduces wear of the piston and greatly improves the hammer life.
  • ZG DTH Hammers
    Product Code Description Thread Hole size Diameter Length
    (excluding bit)
    Weight Working
    Pressure
    Air
    Consumption
    Bit foot valve
    Y/N
    mm mm mm kg bar m³/min
    3"Hammer
    42110102-03 ZG3.5-CIR90 T48*10 89-110 81 869 23 7-14 6-10 N
    42210102-03 ZG3.5-CIR90 T48*10 89-110 81 770 22 7-20 3.7-7.5 N
    42221104-03 ZG3.5-DHD3.5 API 2 3/8〞Reg Pin 89-110 81 987 23 10-25 5-9 Y
    42220104-03 ZG3.5-DHD3.5 API 2 3/8〞Reg Pin 89-110 81 865 23 10-25 5-9 N
    4"Hammer
    42221104-04 ZG4A-DHD340 API 2 3/8〞Reg Pin 110-128 99 1046 42 10-25 6-15 Y
    42220104-04 ZG4A-DHD340 API 2 3/8〞Reg Pin 110-128 99 985 38 10-25 6-14 N
    42230104-04 ZG4A-QL340 API 2 3/8〞Reg Pin 110-135 99 1053 40 10-25 6-15 N
    42240104-04 ZG4A-M40 API 2 3/8〞Reg Pin 110-135 99 1003 38 10-25 6-15 N
    42251104-04 ZG4A-SD40 API 2 3/8〞Reg Pin 110-135 99 1084 40.5 10-25 6-15 Y
    5"Hammer
    42221104-05 ZG5A-DHD350 API 2 3/8〞Reg Pin 134-152 125 1226 75 10-25 9-23 Y
    42221106-05 ZG5A-DHD350 API 3 1/2〞Reg Pin 134-152 125 1226 75 10-25 9-23 Y
    42220104-05 ZG5A-DHD350 API 2 3/8〞Reg Pin 134-152 126 1226 67 10-25 7-19 N
    42220106-05 ZG5A-DHD350 API 3 1/2〞Reg Pin 134-152 126 1105 67 10-25 7-19 N
    42240106-05 ZG5A-M50 API 3 1/2〞Reg Pin 135-155 126 1101 67 10-25 7-19 N
    42230104-05 ZG5A-QL50 API 2 3/8〞Reg Pin 135-155 125 1005 67 10-25 7-19 N
    42230106-05 ZG5A-QL50 API 3 1/2〞Reg Pin 135-155 125 1005 67 10-25 7-19 N
    42251106-05 ZG5A-SD50 API 3 1/2〞Reg Pin 135-155 125 1175 72.5. 10-25 9-23 N
    42220105-05 ZG5A-DHD350 API 2 7/8" Reg Pin 134-152 126 1226 67 10-25 7-19 N
    42221105-05 ZG5A-DHD350 API 2 7/8" Reg Pin 134-152 126 1226 67 10-25 7-19 Y
    6"Hammer
    42230106-06 ZG6A-QL60 API 3 1/2〞Reg Pin 155-190 146 1180 99.4 10-25 9-26 N
    42251106-06 ZG6A-SD60 API 3 1/2〞Reg Pin 155-190 142 1261 100 10-25 10-29 Y
    42220106-06 ZG6A-DHD360 API 3 1/2〞Reg Pin 152-203 143 1238 100 10-25 9-26 N
    42221106-06 ZG6A-DHD360 API 3 1/2〞Reg Pin 152-203 136 1392 105 10-25 10-28 Y
    42240106-06 ZG6A-M60 API 3 1/2〞Reg Pin 152-203 143 1158 100 10-25 9-26 N
    42220107-08 ZG6A-DHD360 API 4 1/2〞Reg Pin 195-254 180 1354 173 10-25 12-28 N
    42260108-10 ZG6A-NM60 Api 5 1/2〞Reg Pin 254-311 226 1535 309 10-25 22-65 N

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