HAMMER BITS

     

    Hammer Bits is a new-generation product innovated and improved for the demands of different industrial and mining conditions. It is a high-quality and high efficiency rock breaking tool, specially suitable for boring on hard rock and extremely-hand rock. Main products covering from 4" to 12" series, suitable for boring and rock breaking works, such as mine exploration, mineral prospecting, hydroeletric power construction, highway and bridge base pile holes and the like.

    mining, drilling, raise boring, bits

    Parameters:   

    The hole diameter (mm) Φ105-Φ133 Φ140-152 Φ152-Φ190 Φ203-Φ305 Φ305-Φ406
    Outside diameter (mm) 94 122 136 180 275
    Total Length (mm) 1140 1340 1450 1600 1190
    Total weight (kg)  48 69 105 175 610
    Speed (RPM) 45-60 40-55 35-50 30-45 15-30
    Torque range (kgm) 110-170 180-260 240-360 370-560 750-1800
    Axial pressure (kg) 600-900 900-1200 1300-1500 1600-1800 2400-2600
    Pressure (kg/cm2) 7-24.5 7-24.5 7-24.5 7-24.5 7-14
    Frequency (times/minutes) 1560-2060 1400-1850 1320-1750 1360-1810 1200-1500
    Impact energy (kgm) 17.4-30.4 37.2-65.1 47-82.2 89.1-156 105-210
    Air Consumption (m3/min) 7.6-13 7-22.6 10-6 11.5-35 16-42
    Pure perforation speed (m/h) 16-42 20-44 18-38 16-34 6-20
    Drill pipe threaded connection API (inside) 2-3/8 API 2-3/8 API 3-1/2 API 4-1/2 API 6-5/8

      



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TEL:+86 29 8845 4426 FAX: +86 29 8730 9276
Address:2-60402 Greenwich Business Suite, Jinye 2nd Road,
Hi-tech Development Zone, Xi'an China
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