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DTH Hammer Parts–Piston

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D Miningwell drilling dth hammer is widely used for drilling various medium-hard, high-hard and other tough rocks with poor drillability in geotechnical engineering.

Technical Parameters
CIR50 Length(Lessbit) Weight (Lessbit) External diameter Bit Shank Hole Range Connection Thread
628mm 5.5kg φ46mm CIR50 φ50-60 F32X8PIN
WorkingPressure Impactrateat0.63Mpa Recommend edrotation speed Air consumption
0.5Mpa 0.63Mpa 1.0Mpa
0.5-1.0Mpa 16.6Hz 40-55r/min 50L/s 60L/s 75L/s
D56 Length(Lessbit) Weight (Lessbit) External diameter Bit Shank Hole Range Connection Thread
668mm 5.8kg φ46mm 56 φ50-60 F32X8PIN
WorkingPressure Impactrateat0.63Mpa Recommend edrotation speed Air consumption
0.5Mpa 0.63Mpa 1.0Mpa
0.5-1.0Mpa 16.6Hz 40-55r/min 50L/s 60L/s 75L/s
CIR76A Length(Lessbit) Weight (Lessbit) External diameter Bit Shank Hole Range Connection Thread
772mm 14.7kg φ68mm CIR76 φ76-80 F48X10PIN
WorkingPressure Impactrateat0.63Mpa Recommend edrotation speed Air consumption
0.5Mpa 0.63Mpa 1.0Mpa
0.5-1.0Mpa 16.6Hz 30-80r/min 55L/s 65L/s 80L/s
CIR90A Length(Lessbit) Weight (Lessbit) External diameter Bit Shank Hole Range Connection Thread
796mm 20.3kg φ80mm CIR90 φ90-130 F48X10PIN
WorkingPressure Impactrateat0.63Mpa Recommend edrotation speed Air consumption
0.5Mpa 0.63Mpa 1.0Mpa
0.5-1.0Mpa 16.6Hz 30-80r/min 75L/s 95L/s 110L/s
CIR90B Length(Lessbit) Weight (Lessbit) External diameter Bit Shank Hole Range Connection Thread
782mm 19.7kg φ80mm CIR90 φ90-130 F48X10PIN
WorkingPressure Impactrateat0.63Mpa Recommend edrotation speed Air consumption
0.5Mpa 0.63Mpa 1.0Mpa
0.5-1.0Mpa 16.5Hz 30-80r/min 85L/s 105L/s 120L/s
CIR110A Length(Lessbit) Weight (Lessbit) External diameter Bit Shank Hole Range Connection Thread
838mm 35.86kg φ101mm CIR110 φ110-135 API23/8Reg
Box
WorkingPressure Impactrateat0.63Mpa Recommend edrotation speed Air consumption
0.5Mpa 0.63Mpa 1.0Mpa
0.5-1.0Mpa 16.2Hz 25-50r/min 100L/s 130L/s 155L/s
CIR150A Length(Lessbit) Weight (Lessbit) External diameter Bit Shank Hole Range Connection Thread
901mm 68.6kg φ137mm CIR150 φ155-178 F75*10Box
WorkingPressure Impactrateat0.63Mpa Recommend edrotation speed Air consumption
0.5Mpa 0.63Mpa 1.0Mpa
0.5-1.0Mpa 16Hz 20-40r/min 220L/s 255L/s 300L/s
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