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Tapered Rock Button Bit: Premium Drilling Tool for Mining & Rock Drilling Operations

This article introduces D miningwell’s high-performance tapered rock button bits, the core drilling accessories matching pneumatic rock drills, taper rods and other mining machinery. It details the product’s full range of specifications, technical parameters, applicable scenarios and core advantages, and provides professional parameter reference for global mining machinery purchasers engaged in mine exploitation, roadway excavation and bolt support. Our tapered rock button bits cover a diameter range of 26mm-60mm with multiple taper degrees and shank sizes, and are perfectly adapted to various working conditions such as mine secondary crushing, rock drilling of water well drill rigs and core drill rigs, which can significantly improve the efficiency of rock drilling operations.

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Content
Technical Parameters
DIAMETER BUTTONS FLUSHING CARBIDE FACE
MM IN GAUGE NO/ SIZE FRONT NO/ SIZE HOLE PROFILE PROFILE
32 1 1/4″ 5×7 2×7 IF1G Parabolic Flat
36 1 13/32″ 5×8 2×7 2F1G Conical Flat
38 1 1/2″ 5×9 2×7 1F2G Conical Flat
38 1 1/2″ 5×9 2×7 2F 1G Conical Flat
38 1 1/2″ 5×9 2×7 2F1G Conical Flat
40 1 9/16″ 5×9 2×8 2F 1G Conical Flat
41 1 5/8″ 5×9 2×8 2F1G Conical Flat
41 1 5/8″ 5×9 2×8 2F 1G Parabolic Flat
In the global mining and rock drilling industry, the performance of drilling tools directly determines the efficiency of construction operations, and the tapered rock button bit is the core accessory for rock drilling operations matching pneumatic rock drills, water well drill rigs, core drill rigs and other key mining machinery. As a professional manufacturer of mining drilling tools, D miningwell has developed a full range of tapered rock button bits to meet the diverse drilling needs of global mining purchasers, and the products are widely used in mine secondary crushing, bolt support, roadway excavation and other core fields.

Perfect Matching with Mining Drilling Equipment

Our tapered rock button bits are specially designed to be used with pneumatic rock drills and taper rods. The product is connected with the drill rod through a precise taper structure to realize stable and efficient drilling operations. It is not only the core matching part of traditional mining drilling machines, but also can be adapted to water well drill rigs and core drill rigs for rock layer drilling, which fully meets the multi-scenario use needs of mining machinery purchasers. The precise taper connection design ensures the stability of the drill bit during high-speed operation, avoids deviation and loosening, and effectively improves the safety and accuracy of drilling operations.

Full Range of Customizable Specifications

D miningwell’s tapered rock button bits have a complete product system, and all specifications can be customized according to the actual working conditions of customers, covering all key parameters required for rock drilling operations:
  • Bit Diameter: The whole series covers 26mm to 60mm, and the commonly used specifications of 32mm, 36mm, 38mm, 40mm, 41mm are fully stocked, which can meet the drilling needs of different rock layer hardness and hole diameter requirements.
  • Tapered Degree: Multiple precision taper degrees of 4°, 6°, 7°, 11°, 12° are available, which are perfectly matched with various taper rods and realize precise connection with different types of pneumatic rock drills.
  • Shank Sizes: Hex. 19mm, Hex. 22mm and Hex. 25mm three mainstream shank sizes, adapt to the installation and use of different mining drilling equipment.
  • Carbide Type: Chisel type, Cross type and Button type are optional, and different carbide types are selected according to the characteristics of rock layers such as hardness and abrasiveness to maximize the service life of the drill bit.

Detailed Technical Parameters of Core Specifications

For the commonly used specifications of tapered rock button bits (32mm-41mm), we have formulated strict and precise technical parameters to ensure product performance. The core parameters are as follows:
  • 32mm (1 1/4″): 5×7 gauge buttons, 2×7 front buttons, IF1G flushing hole, Parabolic carbide profile and Flat face profile, suitable for small-diameter precision drilling operations.
  • 36mm (1 13/32″): 5×8 gauge buttons, 2×7 front buttons, 2F1G flushing hole, Conical carbide profile and Flat face profile, adapted to medium-hard rock layer drilling.
  • 38mm (1 1/2″): 5×9 gauge buttons, 2×7 front buttons, 1F2G/2F1G flushing hole, Conical carbide profile and Flat face profile, the most commonly used specification for mine roadway excavation and bolt support.
  • 40mm (1 9/16″): 5×9 gauge buttons, 2×8 front buttons, 2F1G flushing hole, Conical carbide profile and Flat face profile, suitable for high-strength rock layer drilling.
  • 41mm (1 5/8″): 5×9 gauge buttons, 2×8 front buttons, 2F1G flushing hole, Conical/Parabolic carbide profile and Flat face profile, dual profile design to meet different drilling precision requirements.
The scientific configuration of buttons, flushing holes and profiles makes our drill bits have excellent chip removal performance and rock breaking efficiency, and the flushing hole design can effectively cool the drill bit during operation, reduce wear and extend the service life.

Wide Application Scenarios

D miningwell’s tapered rock button bits rely on excellent performance and complete specifications, and are widely used in various key fields of the mining and construction industry:
  1. Mine Operations: It is the core tool for mine secondary crushing, ore body drilling and blast hole construction, and is suitable for metal mines, non-metal mines and coal mine exploitation.
  2. Bolt Support: It is used for the drilling operation of rock bolt support in mine roadways and tunnels, and the precise hole forming ensures the stability of the support structure.
  3. Roadway Excavation: Adapt to the rock drilling operation of various mine roadways and engineering tunnels, and improve the excavation efficiency of hard rock roadways.
  4. Water Well & Core Drilling: It is matched with water well drill rigs and core drill rigs for rock layer drilling in water well construction and geological exploration, and realizes efficient and precise hole forming in hard rock layers.

Reliable Product Quality and Professional After-sales Service

As a professional manufacturer of mining drilling tools, we adhere to the production concept of precision manufacturing and quality first. All tapered rock button bits are made of high-quality carbide materials, and undergo strict heat treatment and precision processing to ensure the wear resistance, impact resistance and high temperature resistance of the product. At the same time, we provide global mining machinery purchasers with one-stop after-sales service, including product customization, on-site installation guidance, maintenance technical support and other services. No matter where you are in the world, we can quickly respond to your purchase needs and provide high-quality products and services.
Whether you are engaged in the purchase of mining drilling machines, air compressors, water well drill rigs or core drill rigs, D miningwell’s tapered rock button bits are your best choice for matching rock drilling tools. Our products with complete specifications, excellent performance and reliable quality can significantly improve your rock drilling operation efficiency and reduce comprehensive construction costs.
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