Concentric Drilling and Casing System for hard rock Overburden Tools Overburden Drilling Systems

Brand Name:ROSCHEN
Certification:ISO, API
Model Number:168
Minimum Order Quantity:1 Sets
Supply Ability:100 pcs
Packaging Details:Polywood box
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Location: Shanghai Shanghai China
Address: 65 EAST XINHUAN ROAD, SHANGHAI, CHINA
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Concentric Drilling and Casing System for hard rock Overburden Tools Overburden Drilling Systems


Overburden tools, Roschen CDC Concentric system product range M50 168.3mm


Below is a presentation of Halco systems of Overburden tools.


Roschen CDC Concentric system product range


CDC - Concentric Drilling and Casing system

Roschen casing advancing system quality can be replaced of by Halco tubex system, atlas copco casing advancing system basis on the quality grade, and in the after sales service.

CDC typeCasing, ODCasing wallPilot diameterReaming diameterCasing shoeMax. drill bit diameter
thicknessdiameter
mmmmmmmmmmmm
M40139.75,6127.5154116115
M50168.36155182.3142140
M60193.76180212167165
DHD340139.75,6127.5154116115
DHD350168.36155182.3142140
DHD360193.76180212167165
TD40139.75,6127.5154116115
QL50168.36155182.3142140
QL60193.76180212167165

Roschen CDC System


Roschen CDC system can be used to install casings in many different types of overburdens, and in all types of natural formations. The CDC system drills straight holes and penetrates boulders easily. The system is designed for use with permanent casings, which are welded together progressively during drilling and left in the hole. It can be used to drill and case comparatively deep holes, depending on the application, hole inclination, and ground conditions.


The system consists of a pilot bit and a concentric ring-bit/casing shoe assembly. The ring bit and casing shoe are delivered as a single unit, connected to each other via a rotary joint. These two components, together with a DTH hammer, the drill pipes and the casings, make up the complete system.


Roschen EDC TUBEX XL Product range


EDC - Eccentric Drilling and Casing system

TUBEXCasing, recom. sizeMin. wallMax. drill bitReaming
XL typemmthicknessdiameterdiameter
Max. OD/Min. IDmmmmmm
90115/102590123
115142/1285115152
140171/1575140187
165196/1835,5165212
180219/1946,3180232
190222/2056,3190237
240273/2606,3240306
280327/3057,1280370


TUBEX XL

Roschen TUBEX XL tool systems for DTH hammers are designed to drill-and-case simultaneously through overburdens. When reaching the bedrock or required depth, the drill string is removed easily from the hole, leaving the casings in place.



For more information, please contact:
ROSCHEN INC.
ROSCHEN GROUP LIMITED
ROSCHEN HOLDINGS LIMITED

Skype: ROSCHEN.TOOL , ROSCHEN_GROUP

WeChat: +86-137 6419 5009 ; +86-135 8585 5390

WhatsApp: +86-137 6419 5009 ; +86-135 8585 5390

Email: roschen@roschen.com ; roschen@roschen.net


Website: http://www.roschen.com ; http://www.roschen.net

http://www.roschen.cn ; http://www.roschendrill.com

http://www.roschenmining.com ; http://www.roschendrilling.com

http://www.roschengroup.com






China Concentric Drilling and Casing System for hard rock Overburden Tools Overburden Drilling Systems supplier

Concentric Drilling and Casing System for hard rock Overburden Tools Overburden Drilling Systems

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