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Directory of All Tips

Directory of All Tips

 

       Issue        Topics Covered


Issue 1
      June 2005

 Threading Tough Materials 
 Threading a Slotted Workpiece Poor Chip Flow in
 Thread Turning Operations


Issue 2
      July 2005

 Use Flank Infeed to Reduce Load and Chattering.
 Use the Correct Anvil for an Optimal Cut.
 Machine Outwards, From Chuck to Tail, When Machining Internal Threads.

Issue 3
       October 2005

 Use same tool to make left-hand and right-hand threads.
 Control the thread length more easily when thread milling.
 Use the largest possible thread mill tool for long threads.

Issue 4
      November 2005

 Use the new VARDEX MITM thread mills to reduce machining time.
 In thru-hole applications, use solid thread mills with radial coolant exits.
 Thread mills with fewer teeth reduce machine load.

Issue 5
      December 2005

 Increase productivity.  Use a threading insert with multiple teeth in mass production.
 
Use thread milling tools to machine threads on large and non symmetrical components -
  Save tooling costs!.
 To machine a wide variety of thread diameters, use just one
  thread mill instead of a large number of taps.

Issue 6
      February 2006

 A tool for EVERY thread milling job!


Issue 7
      April 2006

 When thread milling a long thread, use the Axial Divided tool
   movement method.
 When thread milling a thread that is only 2 pitches longer than
  the insert
 Use the Continuous Cutting Path method.
 Threading very small holes? Use MilliPro thread mills in
  continuous path method

Issue 8
      May 2006

 How do Multi-tooth inserts work?
 What is the difference between Multi-tooth and improved Multi+
  inserts?
 For optimal operation, use the Depth of Cut recommended for
  your application

Issue 9
      July 2006

 Use climb milling operation for Thread Milling machining 
  
Take 2 passes to complete thread when thread milling hard
  materials
 Beware, in circular movement the feed rate at the cutting edge
  (F1) is faster than at the center (F2)

Issue 10
       August 2006

 Thread designation and thread nominal diameter can be different.
 Small UN threads are not defined by thread value.
  What is the difference between UNC, UNF & UNEF?

Issue 11
     September 2006

 Use RH and LH thread milling tool holders correctly.
 How to preset a conical tool when using the TM Gen CNC
  program.
 Reduce the cutting load with a conical pre-drilled hole.

Issue 12
       October 2006

 What is the difference between VARDEX standard inserts and
  REDLINE inserts?
 Which toolholder should be used for REDLINE inserts?
  REDLINE insert applications. 
 REDLINE grades

Issue 13
      November 2006

 In circular movement , the feed at the center of the tool,and the
  feed at the cutting edge are not equal 
 Some controllers refer to the feed at the center and some to the
  feed at the cutting edge 
 Find out how the machine controller refers to the "F" command 

Issue 14
      December 2006

 Thread Turning - Types of Passes

Issue 15
      January 2007

 Understanding thread profile distortion in Thread Milling
 Parameters that influence thread profile distortion
 How to avoid profile distortion in coarse pitch applications

  Issue 16
        October 2007
  For maximum rigidity in long threads, use MiTM Shell Mill 
  The optimal tool overhang is easily attainable using an MiTM
   Shell Mill holder
  Use and MiTM Shell Mill for the fastest possible machining of
   large and long threads
  Issue 17        
       November 2007

  To achieve highest stability and accuracy, use a thread milling
   tool with the largest possible diameter and minimum overhang
  Use a single-point insert to reduce tool load
  For fast machining of deep threads use a multi-flute thread tool
  Use cooling thru when threading deep holes

  Issue 18        
         January 2008

  MilliPro HD for thread milling small holes in very hard materials
  MilliPro HD is a left-handed tool
  MilliPro HD vs. MilliPro for soft materials

  Issue 19        
         February 2008

  Are all 6 corners of the V6 Insert identical?
  Can standard thread turning holders be used with V6?
  Can the bottom side of the V6 non-cutting side be damaged 
   during machining?

  Issue 20       
         March 2008
  What are the advantages of the MicrOscope locking system    
   (microlock)?
  Why does micrOscope provide better surface finish than a tap?
  MicrOscope can be used in a wide variety of applications.
  Can I use a tap to thread different diameters?   
  Issue 21        
         April 2008

   Use the tangential arc approach as the infeed method in thread 
    milling
   Using a tool with a similar cutting diameter results in shorter 
    machining time
   Question: Which tool will result in shorter machining time? 

Advanced Threading Solutions