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  • 23/04/2020 Q&A about the Desander +

    1.Q:How to maintain the Desander ?

    A: Clean the screens and check the sealing of slurry pump everyday.

     

    2.Q:why a lot of water come out from screens when desander working?

    A: 1.Screens blocked.2.No enough pressure for the cyclone.3.Serious abrasion of cyclone.

     

    3.Q:How to choose desander?

    A: Pile diameter below 1M:50m³/h.

    Pile diameter 1-1.5M: 100m³/h.

    Pile diameter above 1.5M:200m³/h or 250m³/h.

  • 23/04/2020 Q&A about the Bullet Teeth +

    1.Q:How to choose drilling teeth?

    A: Strong weathered rock 30 Mpa: Unimate model 950-20*24AAT,

    Middle weathered rock 50-60 Mpa: Unimate model 95-22*27AAT,

    Weak weathered rock 80-100 Mpa: Unimate model 60-12K-24*31.

     

    2.Q:How often will change the bullet teeth?

    A: After drill two piles.

     

    3.Q:How about the tungsten carbide specification?

    A: Commonly diameter :19mm,22mm or 24mm.

  • 23/04/2020 Q&A about the Pile Breaker +

    1-Q:How many piles the pile breaker can cut one day?

      Answer: Square pile: 120 to 160pcs piles per day.

    Round pile: 20 to 100pcs piles per day.

     

    2-Q:How to maintain the pile breaker?

    Answer:Check if the guide flange bolts is loose or displaced everyday.

    Clean the gap between Flange and drill rods with air pump pipe everyday.

     

    3-Q:How to offer hydraulic power for the pile breaker?

    Answer:Use excavator or power pack to offer hydraulic power for the pile breaker.

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