Large Diameter Directional Rotary Tricone Rock Drill Bit

Introduction

300mm tapered roller reamer tapered roller reamer is a commonly used drilling tool in rock excavation. The tapered roller reamer produced by our company is suitable for various trenchless drilling rigs and can be used for the expansion of various rocks. The specification range is Φ260-1800mm.

Features

Cutting structure
The reamer is mainly composed of four or more cones. The use of high-quality tungsten carbide hard surface or high-quality tungsten carbide blade formulations and new cutting structures can improve the wear resistance of the reamer. The pilot is three cone drill bits.

Sealing and lubrication
High-performance HNBR O-ring, used for bearing seal, high-grade grease, used for lubrication.

Product parameters

Used in

It is suitable for large-scale wells, mining, soft rock with low compressive strength and high drillability, such as shale, clay, salt formation and infrastructure applications.

Advantages

Best price and high quality
Bearing types: 1. Sealed bearings and unsealed bearings. 2. Metal sealed journal bearings. 3. Rubber sealed journal bearings
Cutting structure: all surfaces of the rear cone and teeth are hardened, improving the shape of the steel teeth and welding materials, showing High tooth
Application structure: low compressive strength and high drillability softness, such as shale, clay, salt layer, etc.
All our activities have obtained ISO 9001:2008 and API certification for products and services. At the same time, mature production technology can ensure that the quality meets international requirements.

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FAQ:

1. How to order the products?

A: Please send the inquiry with detail item description or with Model number.

2. How about the common packing?

A: If there is no special packing demand, we will take it as our normal packing. First in small carton, and then put in the bigger carton together to make sure goods completed.

3. Can I expect a quality products?

A: Yes. mature production technology ensuring the quality satisfy international request.

4. How to check the product are the exact one you want?

A: If possible, please attach one reference picture to avoid any misunderstanding or any links from our website for a better understanding.

5. How to control quality?

A: We have our own experienced QC team,there will be strict inspection and testing for each order before shipping out.

6. Fast delivery time:

A: Usually it takes 25 days for production.only 3 or 5 days if we have stock of your request size.

7. Competitive price:

A: Our factory can supply you the lowest price due to direct sale to customers without distributor!