Case Studies

Kennametal End Mill Test

The Client:

Contract Manufacturer of Machined Components in Western, N.Y.

The Challenge:

Shorten the cycle time of a roughing operation, improve tool life and increase throughput.

The Solution:

H&C Tool Supply's representative recommended that the customer try a 1" diameter Kennametal "Harvi 2" 5-Flute End Mill with a 43 degree flute angle. The End Mill has a PVD coating of ALTIN (KC643M grade). This tool is used with coolant and is excellent for cutting steel, cast iron, stainless steels and titanium.

The Benefit:

* REDUCED ROUGHING PROCESS FROM 45 MINUTES TO 2.6 MINUTES

* INCREASED SPINDLE SPEED FROM 1700 RPM TO 2670 RPM

* INCREASED FEED FROM 3.5 IPM TO 60 IPM

* INCREASED SFM FROM 450 TO 700

* REDUCED NUMBER OF PASSES FROM 2 TO 1

* REDUCED TOOL CHANGES/PURCHASES FROM 34 TO 17 END MIILS PER YEAR

* REDUCED SCHEDULED MACHINE TIME BY 288 HOURS PER YEAR!!

TEST GRAPH 2

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