Welcome to the Mirage Machines Portable Performance Blog

How to machine damaged RTJ flanges

Posted by Alan Hillier on Jul 20, 2016 8:00:00 AM


Above: Watch the video showing set up process of the MM600e flange facing machine 

Ring Type Joint flanges are typically used in high pressure and/or high temperature applications and differ from other flanges as angled faces are cut into the flange faces to accept steel ring gaskets, to create a metal to metal seal.
When an RTJ flange is damaged before installation or is in need of maintenance, this can be carried out using a flange facing machine. Read on and watch the video to get an insight into the steps needed to return the RTJ flange to its original condition. 


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Topics: flanges, flange integrity, flange facing, rtj, ring type joint

Infographic Guide to Flange Facing

Posted by Alan Hillier on Jul 14, 2016 12:59:54 PM


This infographic is designed to provide an overview of the flange facing process and covers types of flange damage, ASME finishes, gaskets, machine types and specialist applications.

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Topics: On-site machining, flange facing

How orbital milling machines are used for wind turbine manufacture

Posted by Alan Hillier on Jul 6, 2016 9:30:00 AM


2015 was an unprecedented year for the wind industry with more than 63 GW of new wind power capacity being brought on line.  Construction of huge turbines to meet this increased demand presents difficult challenges for manufacturers, including the accuracy of the machined faces on the tower and on the rotor blades.

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Topics: On-site machining, orbital milling machine, wind power

How to choose the right diamond wire saw

Posted by Alan Hillier on Jul 1, 2016 2:22:12 PM




There are a number of different kinds of heavy duty diamond wire saws available to rent or purchase and choosing the right machine along with all of the relevant the options and accessories for your particular needs can seem a little daunting.

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Topics: pipeline decommissioning, subsea cutting, decommissioning

Hot tapping in subsea environments: overview and considerations

Posted by Alan Hillier on Jun 21, 2016 11:00:00 AM



Above: The Mirage CHT1000-SSSW subsea hot tapping machine 

Hot tapping challenges

Although the hot tapping has process has been carried out routinely by pipeline engineers for many decades, each project presents different obstacles to be overcome such as:

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Topics: hot tapping, subsea machining, subsea cutting, subsea hot tapping

Flange Facing Buyers Guide - Mirage Machines