Grade Chart

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ROUNDS CHEMICAL COMPOSITION PHYSICAL DATA APPLICATION
GRADE WC CO Grain
(µ)
Hardness
(HRa)
TRS
(MPa)
Density
(g/cm3)
8805 88.0% 12.0% 0.5 92.5 4200 14.20 Ultra-fine grain. High HRa titanium alloys, Inconel, alloy steels.
9408 94.0% 6.0% 0.8 93.0 3900 14.90 High wear resistance. Non-ferrous metals, cast iron, aluminum. Diamond coat.
9008 90.0% 10.0% 0.8 91.5 3500 14.50 Impact resistance. Metal cutting applications with interrupted cuts. Endmills, drills, etc
1006 90.0% 10.0% 0.6 91.8 4100 14.50 Excellent impact and TRS. Non-ferrous metals, nickel, stainless, aluminum alloys.
BURS CHEMICAL COMPOSITION PHYSICAL DATA APPLICATION
GRADE WC CO Grain
(µ)
Hardness
(HRa)
TRS
(MPa)
Density
(g/cm3)
9412 94.0% 6.0% 1.2 93.7 2800 14.90 Great wear resistance along with superior impact resistance. Burs, etc.
INDEXABLES CHEMICAL COMPOSITION PHYSICAL DATA APPLICATION
GRADE WC CO Grain
(µ)
Hardness
(HRa)
TRS
(MPa)
Density
(g/cm3)
C20 89.5% 6.3% 1.2 92.0 2344 14.73 General purpose machining of cast iron & non-ferrous materials, etc.
C23 94.0% 6.0% 0.8 92.8 2482 14.94 Light machining.
C60 81.5% 8.0% 1.2 92.1 2240 12.95 General purpose machining of steel.
OEM CHEMICAL COMPOSITION PHYSICAL DATA APPLICATION
GRADE WC CO Grain
(µ)
Hardness
(HRa)
TRS
(MPa)
Density
(g/cm3)
9412 94.0% 6.0% 1.2 92.0 2206 14.90 Superior wear resistance. Oil field, nozzles, seats, discs, etc.
9216 92.0% 8.0% 1.6 90.0 1470 14.80 Excellent impact strength and shock resistance. Punches, dies, anvils.
8924 89.0% 11.0% 2.4 88.0 2413 14.30 Exceptional toughness and fracture resistance. Blade inserts, flattening rolls.
9020 90.0% 10.0% 4.2 87.0 2850 14.50 Wear, impact and shock resistant. Mining inserts, life extending wear parts.
FLATS CHEMICAL COMPOSITION PHYSICAL DATA APPLICATION
GRADE WC CO Grain
(µ)
Hardness
(HRa)
TRS
(MPa)
Density
(g/cm3)
9008 90.0% 10.0% 0.8 91.5 4000 14.40 Impact resistance. Metal cutting applications with interrupted cuts.
9415 94.0% 6.0% 1.5 91.8 2940 14.80 High heat and wear resistance. Non-ferrous metals, cast iron.
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