Dapra high feed cutting 4140ph at 300-ipm.

(sponsored content) Video: High-Feed Cutting 4140PH at 300 IPM with RHINO-FEED Mid-Feed Shell Mill and Inserts from Dapra.

Videos From: 5/16/2011 Modern Machine Shop
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This video demonstrates Dapra's 2" RHINO-FEED 5-flute Shell Mill and inserts executing a Z-level roughing routine in steel. The material is 4140PH, and the machine tool used is a Fadal 4020 with a 40-taper spindle. 

 

This routine uses Dapra’s mid-feed inserts from the new RHINO-FEED product line.  The inserts are 3/8” IC and offer 4 usable edges.  Outstanding metal removal rates are possible on lighter duty machines using this method. 

 

The parameters for this video are:

2” RHINO-FEED Mid-Feed Shell Mill

4140PH Material

550 SFM (1050 RPM)

.057" FPT (300 IPM)

.035" DOC

Variable WOC up to 100%

40 Taper VMC

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