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Numa120 15" Down Hole Hammer Drill Bits Excellent Mechanical Properties

Categories Down Hole Hammer Drill Bits
Brand Name: Teamwhole
Model Number: Numa120-15"(381mm)
Certification: ISO9001:2008
Place of Origin: Changsha,Hunan,China
MOQ: 1
Supply Ability: 5000pcs/month
Delivery Time: Shipped in 25 days after payment
Packaging Details: dth bits are packed by Woodens outer side, and Cartons inner side.
Model: 15" 330mm Numa 120 Shank
Material: Alloy Steel
Processing type: Forging
Carbides Shape: Spherical, Ballistic, Parabolic and Conical
DTH BIT Colo: Gold,Other Color Like Red , Blue , Black , Yellow Are available
Bit Shank: Numa120
Interchangeable brand: Sandvik, Atlas Copco, Ingersoll-Rand, Halco, Bulroc etc.
Bit Diameter: 305mm to 445mm
Matched Hammer: Numa120 DTH Hammer
Price: Negotiation
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    • Product Details
    • Company Profile

    Numa120 15" Down Hole Hammer Drill Bits Excellent Mechanical Properties

    Numa120-15"(381mm) For Water Well , Foundation ,Construction Drilling


    1.General Introduction
    Shank TypeDiameterBit FaceGauge ButtonsFront ButtonsSide tipsFlushing HoleWeight
    Numa120381mm/15"Concave18*19mm3030*18mm21*16mm3194

    Bit Face Shape Selection:

    1. Drop Center Bit

    ----For high penetration rates in soft to medium hard and fissured rock formations.

    2. Concave Face

    ----The all-around application bit face specifically for medium hard and homogeneous rock formations. Good hole deviation control and good flushing capacity.

    3. Convex Face

    ----For high penetration rates in soft to medium-hard with low to medium air pressures. It is the most resistance to steel wash, and may reduce theload and wear on the gauge buttons, but poor hole deviation control.

    4. Flat Face Bit

    ----This kind of face shape is suitable for hard to very hard and abrasive rock formations in applications with high air pressures. Good penetration rates an resistance to steel wash.


    Carbide Button Shape Selection:

    1. Semi-Ballistic Buttons

    2. Ballistic Button

    3. Spherical Button

    4. Two-step Button


    Our Advantages:

    We have advanced production equipment & talented researchers & technicians & rich experiences in R & D and production.
    We using the best quality raw materials.
    We adopting advanced production technology & strict testing procedure.
    We passed ISO9001 quality management system certification.
    We accept OEM manufacturing and produce on your design.


    Raw Material

    Steel:

    First class special alloy steel with high strength, heat resistance and wearable


    Carbide
    The best tungsten carbides from China are commonly applied.
    Tungsten carbide from European is also available.


    Specification

    1.Steel Carbide
    2.12 years experience
    3.Can match to the original bit shank
    4.Atlas quality


    Process


    Packing


    Quality Warranty

    Our company response for any quality problem caused by material or machining defect.


    Application

    Excellent for water well drilling, geothermal hole, hole blasting and etc.



    More Products


    About us



    The Tenth Anniversary Celebration


    Exhibition Photos


    Our Service

    Teamwhole offers the market most comprehensive range of DTH hammers. There are hammer solutions for water well drillers, miners and quarry drillers as well as for contractors in construction, oil and gas. Teamwhole's DTH hammers are available in holes sizes from 3.5 to 48 inches in diameter.


    Teamwhole's flexible and stable ODEX system wins great reputation in users. Reliable quality,innovative design and professional service ensure the fulfill of many projects.


    We even offer reverse circulating RC hammers for exploration. We are the earliest in China for RC since 2004. Now the RC hammer and bits are delivered to Australia,South Africa,Russia and Mongolia in large scales.


    More than 30 experts supports the technology and enhance the development.


    Certifications


    Markets

    Northern Europe: foundation, piling

    Western Europe: water well and geothermal drilling

    Russia: Oil, infrastructure and mining.

    South east asia: mining and geothermal

    South Africa: mining and water well drilling

    Middle east: water well drilling

    Oceania: mining, exploration and water well drilling

    South America: water well drilling and mining


    Product Tags:

    dth drill bits

      

    rock boring bits

      
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