EMT 612

EMT 612, an ultra-fine grade, combines excellent impact strength with Transverse Rupture Strength (TRS) for machining materials hardened up to 64HRC, titanium alloys and high alloyed steels.

Chemical Composition   Physical Data
Tungsten
86.5%
  Density ISO 3369 14.10 ±0.10 g/cm3
Cobalt
12.0%
  Hardness ISO 3878 1720 ±50 HV 30
Other Carbides 1.5%   Transverse Rupture Strength >4200 N/mm2
         
Porosity ISO 4505   Coercive Force 4πo
Basic Porosity <A 02   µT•m3•kg-1 19.50±1.2
Particular Porosity <B 02      
C-Porosity <C 02   Coercive Field Strength
      iHC with ISO 3326 (kA•M-1) 30.0 ±3.5
Structure      
Average Grain Size ~0.5 µm   Constant of Metallurgy
     
  • Without free carbon
  • Without Eta-phase
  • Without pollution through other carbide grades or contents
Specialty  
Sinter-HIP    

Utilizing the most cutting-edge Sinter-HIP technology, Extramet can ensure consistent quality and tight tolerances.