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Tungsten Carbide Rock Drilling Tools

Tungsten Carbide Rock Drilling Tools

As a traditional mining drilling tool,tungsten carbide rock drilling tools are subject to complex effects such as impact and wear, and the working conditions are harsh.Our tungsten carbide rock drilling tools are harder, stronger and more ductile than general rock drilling tools. Tungsten carbide rock drilling tools can better adapt to varied drilling conditions, and the wear resistance of the alloy is further improved under the condition that the toughness is not reduced.

Specification Application
Grade Density（g/cm2） Bending strength（Mpa） HRA
GR8C-C 14.65-14.85 ≥2000 ≥89.5 It is suitable for rough machining of cast iron, nonferrous metals, and non-metallic materials, stretching of steel, nonferrous metals and pipes, various drills for geological use, tools for machine manufacturing, and wearing parts.
GR9C-C 14.5-14.7 ≥2200 ≥88 It applies to the drill bit used by the impact rotary drill to drill soft and medium hard rock stratum and is also used as interceptor teeth to cut the coal with hard horses and oil drills.
GR8C-D 14.5-14.7 ≥2600 ≥88.5 It applies to medium and small-size cemented carbide column teeth, drilling soft and medium-hard rock stratum, and can also be used as an alloy sheet for other drilling tools.
GR10C-D 14.4-14.6 ≥2500 ≥87.5 It applies to making impact rotary drill bits, medium specification column teeth, and drilling medium hard and hard rock stratum.
GR10C-C 14.4-14.6 ≥2200 ≥87.5 Drill bit suitable for impact rotary drilling tools, chiseling into medium and hard rock stratum.
GR11C-C 14.20-14.40 ≥2300 ≥86.5 It applies to the columnar tooth drill bit for inlaying heavy rock drill to chisel hard rock stratum and various roller bits and is also relevant to inlaying the rock wall and concrete drilling bit for construction and installation works.
GR13C-D 14.00-14.40 ≥2600 ≥86.5 It applies to the manufacturing of petroleum roller drills: drilling hard rock stratum and medium hard rock stratum. It is also applicable to drills for impact, rotary drills, and heavy drills.
GR15C-D 13.95-14.15 ≥2800 ≥86.5 It applies to hard rock drilling, steel bars with high compression rates 、pipe stretching and punching tools, cabinet cores of powder metallurgy automatic press mold, etc.
GT12C 14.85-15.00 ≥2800 ≥90.3 With high abrasion resistance and good impact toughness, it is mainly used for drilling various complex rock strata, producing various specifications of conical teeth, parabolic teeth, and spherical teeth, embedded gear fixing mode, and also suitable for medium and high air pressure down-the-hole drills and small diameter taper hole connection drills.
About
Jiangsu Gaite Tungsten Technology Co.,Ltd.

As a China Tungsten Carbide Rock Drilling Tools Manufacturers and OEM/ODM Tungsten Carbide Rock Drilling Tools suppliers, established in 1990, the company is located in the southern suburb of Changzhou CityJiangsu Province, with the Yancheng historical site in its east, Xitaihu Lake in its west, No. 312 National Highway in its north and Yanjiang Highway in its south. Early this century, the company expanded its product line and started its cemented carbide road through the introduction of technical personnel and purchasing a batch of advanced production equipment from The origin of cemented carbide. After these years' accumulation, the products have covered ball teeth, brazing sheets, all kinds of blades, molds, and other special-shaped products to offer high-quality products and services to national and foreign customers. in 2009, the company purchased advanced low-pressure sintering furnaces, advanced TPA presses, and other equipment to improve our product's quantity and quality and start a new round of struggle.
In the meantime, our company can manufacture and design cutters and establish a comprehensive set of quality production management systems by buying the advanced equipment from Germany Walter, a five-axis ganged tool grinder from Australasia ANCA, digital tool settings from Sweden, and other processing apparatus, as well as attract high-quality technical and management personnel with rich production experience. And we also pass the lS09001 ,1S014000 and so on. Our company sets up comprehensive cooperative and supplying relationships with many large machinery enterprises and engine enterprises nationwide; high-precision carbide drill, expanding cutters, reamers, and other processing tools that are manufactured according to German Walter's standard production system not only solves the production needs of these enterprises but also can replace necessary tools for imported equipment to lower processing costs for customers.
"Gaite" focuses on shaping corporation culture,people-oriented, integrity management. And all the workers insist on developing themselves with the company.
Gaite people will always keep going forward to cooperate sincerely with friends of all circles and seek common development by relying on products, a sincere attitude, and comprehensive services!

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Tungsten Carbide Rock Drilling Tools Industry knowledge

What factors influence the choice of tungsten carbide grade for a rock drilling tool?

Rock Properties:
Hardness and Abrasiveness: Harder and more abrasive rock formations require a tougher carbide grade with a higher cobalt content. This cobalt content increases the hardness and wear resistance, making the tool more resistant to abrasive wear from the rock.
Fracture Toughness: Rocks with high fracture toughness can put a lot of impact stress on the drilling tool. A grade with a good balance between hardness and toughness is needed to avoid chipping or fracturing of the carbide insert.

Drilling Application:
Drilling Depth: Deep hole drilling requires a carbide grade that can maintain its sharpness over a longer drilling period. This often translates to a higher cobalt content for better wear resistance.
Drilling Method: Different drilling methods like rotary percussion or down-the-hole drilling have varying impact and wear patterns. Choosing a grade optimized for the specific drilling method ensures optimal performance.

Desired Performance:
Drilling Speed: Some carbide grades are formulated for faster drilling speeds. These grades may sacrifice some wear resistance for a sharper cutting edge.
Cost Efficiency: Finding a balance between wear life and initial cost is crucial. A higher cobalt content grade will offer extended life but come at a higher price.

What are some specific applications of tungsten carbide rock drilling tools?

Surface Drilling:
Surface drilling encompasses drilling into the earth's surface, often for exploration, construction, and quarrying purposes. Tungsten carbide bits excel in this domain, effortlessly penetrating through hard rock, soil, and even abrasive materials. Their ability to withstand harsh conditions and maintain their cutting edge makes them indispensable for surface drilling projects.

Underground Drilling:
Underground drilling is a crucial aspect of mining operations, responsible for extracting valuable minerals and ores. Tungsten carbide tools are the go-to choice for this demanding task, as they can effectively navigate the tough rock formations encountered underground. Their durability and resistance to wear ensure long tool life and efficient drilling progress.

Exploration Drilling:
Exploration drilling plays a pivotal role in locating and evaluating potential reserves of minerals, oil, and gas. Geologists rely on tungsten carbide bits to penetrate through diverse rock formations while collecting core samples. The ability of these bits to maintain sharpness and integrity under extreme pressure is essential for successful exploration drilling.

Well Drilling:
Well drilling is the process of creating wells for water extraction or other purposes. Tungsten carbide rock drilling tools prove their worth in this application by efficiently drilling through rock layers to reach the desired depth. Their ability to withstand high torque and maintain cutting performance ensures efficient well construction.

Directional Drilling:
Directional drilling is a specialized technique that involves creating angled boreholes, particularly useful for pipeline and utility installations. Tungsten carbide tools provide the necessary durability and precision for these tasks, allowing for precise drilling control and accurate placement of underground conduits.

In addition to these primary applications, tungsten carbide rock drilling tools are also employed in various specialized applications, including:

Trenching: Excavating deep trenches for utility lines or drainage systems.
Tunneling: Creating underground passages for transportation or infrastructure purposes.
Core Drilling: Extracting cylindrical rock samples for geological analysis.
Demolition: Breaking up concrete and other hard materials.
Machining: Shaping and finishing hard metals.