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High Air Pressure 10 inch DTH NUMA100-305mm drill bit for overburden

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High Air Pressure 10 inch DTH NUMA100-305mm drill bit for overburden

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Brand Name : MIROC DTH Rock Drilling Tools

Model Number : NUMA 100

Certification : API

Place of Origin : China

MOQ : 1 Pieces DTH Button Bit

Price : Negotiation

Supply Ability : 20000 pieces per month

Delivery Time : 20-25 days

Packaging Details : Plywood Case

Product Name : NUMA 100 Button Bit

Series : High Air Pressure DTH Button Bit

Type : NUMA100

Size : 254mm - 381mm

Use : Tunneling, Mining,Quarrying,Water Well

Color : Green,customed

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High Air Pressure 10 inch DTH NUMA100-305mm drill bit for overburden

10 inch High air pressure DTH bit

Non shank and Carbide broken,

High fast penetration rate
Maximum hole deviation control,
Diameter : 254mm--330mm
Soft rock like sand stone, drilling life 1500 meter,
Hard rock like granite, drilling life 1000 meter,
High abrarsive like lime stone drilling life 600meter

DTH hammer bits are available in sizes from 2" to 36", with all shanks, multiple head/face designs, and with a variety of tungsten carbide button styles to suit a wide variety of drilling conditions.

DTH accessories, including hammer oil andlube, grinding and sharpening tools, adapter, subs, shock absorbers, and more, are available to complement our DTH product offering.

We can design and manufacture the personalized products to meet your specical apllication, such as changing the tungsten carbide insert profile (spherical, ballistic, etc.), face profile (flat face, concave, convex, etc.), and flushing holes.

NUMA Series DTH Bit Specification:

NUMA Series DTH Button Bit
DTH Button Bit Diameter Buttons and Size (mm) Flushing hole Weight
mm inch Front Gauge kg
Numa100 254 10 21x16 12x18 2 90.0
305 12 36x16 12x18 4 102.0
311 12 1/4 36x16 12x18 4 104.0
318 12 1/2 38x16 12x18 4 106.0
330 13 42x16 14x18 4 112.0
NUMA120 305 12 12x18 36x16 4 152.0
311 12 1/4 12x18 36x16 4 158.0
330 13 16x18 42x16 4 165.0
346 13 5/8 16x19 48x16 4 178.0
381 15 16x19 48x16 4 195.0
NUMA125 305 12 12x18 36x16 4 170.0
311 12 1/4 12x18 36x16 4 173.0
330 13 16x18 42x16 4 182.0
346 13 5/8 16x19 48x16 4 191.0
381 15 16x19 48x16 4 200.0

Pictures

High Air Pressure 10 inch DTH NUMA100-305mm drill bit for overburden

Bit Face Shape Selection:

Center Drop Face

For high penetration rates in soft to medium hard and fissured rock formations. Low to medium air pressure.

Maximum hole deviation control.

Concave Face

The all-around application bit face specifically for medium hard and homogenerous rock formations.

Good hole deviation control and good flushing capacity.

Convex Face

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

Double Gauge Face

This kind of face shape is suitable for fast penetration rates in medium to hard rock formations. Designed for high air pressure and good resistance to steel wash step gauge bit.

Flat Face Bit

This kind of face shape is suitable for hard to very hard and abrasive rock formation is applications with high air pressure. Good penetration rates and resistance to steel wash.

Company Information

KSQ Technologies (Beijing) Co. Ltd. is a diversified enterprise based in Beijing, China, offering a portfolio of products that help contribute to a better bottom line and increase workplace safety for the construction and mining industries.

KSQ Technologies (Beijing) Co. Ltd. has significant experience and know-how in the supply of materials, components, finished goods,

specially designed/engineered equipment, and services from China. The company caters to medium to large scale clients who are doing projects and capital expansion, as well as to firms who require support with consumable products, maintenance, and repair operations.

Our operations are based on the unique expertise of our people and knowledge with customer processes.


Product Tags:

overburden dth drill bits

      

10 inch dth drill bits

      

NUMA 100

      
China High Air Pressure 10 inch DTH NUMA100-305mm drill bit for overburden wholesale

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