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Roschen Global
 |
| Quantity: | |
|---|---|
40inch
ROSCHEN
ROS-HO-40"
Product Description
HDD Hole Opener 40inch
The ROSCHEN large Range of Hole Openers are designed specifically for big hole applications and are a simple but rugged design. Excellent circulation is achieved by strategic placement of nozzles and Cutters are available in soft, medium and hard types.
Size | 40inch |
Cutter Type | Metal-face sealed bearing cutters for 12 1/4" tricone bit |
IADC | 637 |
Roller Cutter Quantity | 8 |
Overall Length(mm) | 1800 |
Thread Connection | NC31(customized) |
Application | Hard formations for high compressive strength, such as sandstone, hard shale, dolomite, hard gypsum, chert, granite,etc. |
HDD hole opener Application:
Oil/Gas Well Drilling
Water Well Drilling
HDD(Trenchless)
Foundation Piling
1. Features of hole opener bits
Hole Openers are used to enlarge the diameter of a pre-drilled hole. They are custom built to specification, and come in a wide variety of sizes. A Hole Opener is sometimes referred to as a Reamer.
2. Advantages of hole opener bits
Directional crossing operation is widely used in unexcavated project. Three steps in such operation are: 1, oriented hole operation; 2, hole opening; 3, pipe pulling. Hole opening is the most onerous task in this operation, but, the key for hole opening operation is the hole opener choosing according to the operation equipment and formation.
