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Precise thread production with the 16ER UN/UNC insert

This full profile threading insert is a well-thought-out solution for manufacturing dimensionally accurate UN and UNC external threads. The PVD-coated universal grade RT315 (P15-P25 / M10-M25) combines wear resistance with a stable cutting edge, creating favorable conditions for economical batch production. The full profile ensures that the thread is cut completely, including the crest, which often makes subsequent deburring unnecessary.

Suitable materials

     

Technical data

  • Insert size: 16
  • Application: Outside thread
  • Cutting direction: Right
  • Thread standard: UN/UNC
  • Profile type: Full profile
  • Flank angle: 60°
  • Carbide grade: RT315 (PVD-coated, P15-P25 / M10-M25)
  • Packaging unit: 2 pc.

Dimensions of the threading insert 16ER UN/UNC

Item Nr. ISO  TPI I.C. S d
16ER-12UNC-G RT315 1881381 16 12 TPI 9,525 3,52 4
16ER-16UNC-G RT315 1881382 16 16 TPI 9,525 3,52 4

Cutting data

ISO Material Cutting Data
P Steel Vc= 80-150 m/min
M Stainless Steel Vc= 80-120 m/min
N NF-Metals Vc= 120-300 m/min 
S Special Materials Vc= 20-60 m/min

Applications

This indexable insert is designed for thread turning on industrial components, fasteners, and pipes requiring an American UN or UNC thread. The turning insert is suitable for both conventional lathes and CNC operations. Thanks to its broad material compatibility, it provides flexibility for workshops that frequently switch between machining steel, stainless steel, aluminum, or special alloys.

Special features

The combination of an exact 60° full profile and the tough substrate of the RT315 grade offers high process reliability. Since the insert generates the thread root and flanks in one continuous cutting profile, excellent surface finishes can be achieved. Furthermore, the PVD coating counteracts built-up edge formation when turning non-ferrous metals and protects against premature wear during stainless steel machining.

1881381

Data sheet

Inside/Outside
Outside
Gewindeplatten Große
16
Gewindeplatten Verwendung
RT315 Steel and Stainless Steel
Gewinde
UN/UNC
Materials
NF-Metals
Plastic
Special Materials
Stainless Steel
Steel
Rechts-Links
Right
thread profile
Full profile

Compatible products

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