Reverse Circulation RC Drill Pipes / 4.5" Size Down The Hole Hammer
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Reverse Circulation RC Drill Pipes / 4.5" Size Down The Hole Hammer
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Features
Basic Infomation
Place of Origin: Germany
Brand Name: ROSCHEN
Certification: ISO,CE
Model Number: 4.5"
High Light:

button bits rock drilling

,

mincon hammers

Payment & Shipping Terms
Packaging Details: Iron bundle
Supply Ability: 5000 pieces
Specifications
Name: RC Drill Rods
Origin: China
Machine Type: Drilling Tool
Processing Type: Forging,Casting
Material: Carbon Steel,Carbide
Application: DTH Drilling
Product Description

Reverse Circulation RC Drill Rods / 4.5" Size Down The Hole Hammer

 

RC Drill Rods Introduction

 

Our reverse circulation heavy duty drill pipes outclass similar products on the market in both value and quality. Roschen RC drill rods also provide the driller with excellent durability, thanks to the highest quality products which were used during the manufacturing process. Nearly 100% of our sales are direct to drilling contractors, whom openly specify our RC drilling pipes, because they last longer and drill deeper with the same air, offering the most value for the price. Additionally, our drill rods were designed specifically for RC drilling and are available in the reverse circulation drilling string configurations shown below.

 

RC Drill Rods Advantages:

 

1. Based on previous experience of ordinary hammer, combined with feature of reverse circulation hammer, optimized internal structure and ideal energy transfer,thus ensuring the series of hammers drilling with fast,smooth and continuous sampling.

2. The internal structure is very simple with components of high rigidity,thus ensuring long life and easy maintenance of the hammer.

3. The collection tube adopts an integrative design and can be replaced without disassembling the hammer with carburizing treatment, it has good abrasive resistance.

4. Equipment with bits designed with patent.Simply by replacing the drill bit, the same hammer can drill holes of different sizes ensuring that the sample is not contaminated.

5. In difficult conditions such as loose soil,hard rock and plenty of water exist, sampling can be done well.

 

Available Sizes (outside diameter)

 

REVERSE CIRCULATION DRILL ROD SPECIFICATIONS
Thread Type Remet Remet Remet Metzke Metzke Matrix Matrix
Rod O.D. 3 1/2" 4" 4 1/2" 4" 4 1/2" 4" 4 1/2"
Outer Tube O.D. 88.9mm 101.7mm 114.3mm 101.7mm 114.3mm 101.7mm 114.3mm
Outer Tube I.D. 81.8mm 94.6mm 107.2mm 94.6mm 107.2mm 94.6mm 107.2mm
Outer Tube W.T. 5.3mm 7.1mm 7.1mm 7.1mm 7.1mm 7.1mm 7.1mm
Inner Tube O.D. 38.1mm 50.8mm 63.5mm 50.8mm 63.5mm 50.8mm 63.5mm
Inner Tube I.D. 32.6mm 45.3mm 58mm 45.3mm 58mm 45.3mm 58mm
Inner Tube W.T. 5.5mm 5.5mm 5.5mm 5.5mm 5.5mm 5.5mm 5.5mm
Spanner Flat 90mm 90mm 90mm 90mm 90mm 90mm 90mm
Weight 3.0m 75kg. 75kg. 95kg. 75kg. 95kg. 75kg. 95kg.
Weight 6.0m 120kg. 150kg. 168kg. 150kg. 168kg. 150kg. 168kg.

 


Please contact your Roschen representative for additional details, and ordering assistance.

 

RC Drill Rods Usage

 

Reverse Circulation RC Drill Pipes / 4.5" Size Down The Hole Hammer 0

 

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Fax : 86-021-54380177
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