Product Description
Best quality Roller Cutter Hole Opener / Rock reamer
Apply to:Replaceable hobbing rock reamer Suitable for large-scale trenchless drilling rigs for large diameter trenchless pipe laying construction, suitable for a variety of rock strata.
Replaceable hob-type rock reamer for large-scale non-excavation rig for large diameter trenchless pipe laying construction, suitable for a variety of rock strata, reaming diameter range of φ450-2200mm.
Hob roller body cold-rolled large diameter carbide, broken rock effect is good; bearing diameter, impact resistance; metal seal, long life, generally more than 150 hours or more.
The body is made of high quality alloy steel with good weldability. After modulation treatment, the tensile strength is high, which can meet the requirement of large tonnage drilling rig.
Wheel body and the body connection is reliable, easy disassembly, do not need large dedicated hydraulic equipment, artificial wrench can be convenient to replace the wheel body.
Roller Cone Hole Opener
1. Hole openers are designed for the enlargement of pilot holes and large hole applications. They are also used for road and river crossing application.
2. All are available with carbide-milled teeth and insert cutters. Arms and cutters are hardfaced for protection in three different designs for varying conditions and rock formations. The design of the hole opener allows for field-changing the cutters. They has a wide range of hole opener types, including.
Cutting Structure
The reamer mainly consists of four or more cones. Cutting Structure with premium tungsten carbide hardfacing or premium tungsten carbide insert of formulas and new techniques is utilized, and increases wear-resistance capability of reamer. The pilot is three cone bit
( tricone bit ).
Seal and Lubrication
High performance HNBR O-ring for bearing seal and advanced grease for lubrication.
Product Application
It is suitable for the large size well, mining and infrastructure applications.
For more details please kindly send inquiry.
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