Download Our Current Catalog
   
Primary Grades

TMK-320
First-choice grade, offering outstanding performance in a broad range of materials and applications. Especially well-suited for drilling and milling grey cast iron, stainless steels and heat-resistant alloys. TMK-320 is a 10% cobalt micrograin tungsten carbide grade.

ANSI
Classification
ISO
Classification
WC %
Co %
TaC %
Hardness (HRA)
Density (g/cm3)
TRS, min (psi)
C-2/10
K20
90
10
-
92.0
14.45
500,000


TMK-3028
High hardness and wear resistance characteristics, suitable for machining higher hardness materials. Can be used to offer extended tool life with proper application. Used extensively for micro drills, circuit board drills and abrasive applications. TMK-3028 is an 8% cobalt ultrafine grain tungsten carbide grade.

ANSI
Classification
ISO
Classification
WC %
Co %
TaC %
Hardness (HRA)
Density (g/cm3)
TRS, min (psi)
C-4/9
K05
92
8
-
93.5
14.60
610,000


TMK-326
Superior wear resistance in composite materials and abrasive applications. Often used for drilling and reaming with high cutting speeds. Well-suited for the light cuts used with high speed machining techniques in hardened steels and heat-resistant alloys. TMK-326 is a 6% cobalt micrograin tungsten carbide grade.

ANSI
Classification
ISO
Classification
WC %
Co %
TaC %
Hardness (HRA)
Density (g/cm3)
TRS, min (psi)
C-3/9
K10
94
6
-
93.2
14.85
410,000


TMK-3012
Offers an excellent combination of high hardness, high strength and wear resistance. Suitable for titanium and heat-resistant alloys and hardened steels. Often used for larger diameter milling applications. TMK-3012 is a 12% cobalt ultrafine grain tungsten carbide grade.

ANSI
Classification
ISO
Classification
WC %
Co %
TaC %
Hardness (HRA)
Density (g/cm3)
TRS, min (psi)
C-3
K20
86.8
12
1.2
92.7
14.10
650,000


TMK-22D
Formulated for use with diamond coatings, offering outstanding wear resistance. Suitable for aluminum, composites and other non-ferrous materials. Approved by leading diamond coaters for repeatability and coating adhesion. TMK-22D is a 6% cobalt fine grain tungsten carbide grade.

ANSI
Classification
ISO
Classification
WC %
Co %
TaC %
Hardness (HRA)
Density (g/cm3)
TRS, min (psi)
C-2
K10
94
6
-
92.5
14.90
4000,000