Page 48 - ISCARs-solutions-for-Heavy-Machining-2022

Heavy Machining
HEAVY

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emaking - T
H Holemaking - Test Reports
Test Parameters
Drill DFN 380-304-32A-8D-IQ
Insert HFN 380-IQ-P
Insert grade IC08
Tool/insert material Carbide Uncoated
Hole diameter 38 mm (1.5”)
Hole depth 200 mm (7.8”)
Cutting speed 113 m/min (372 sfm)
Spindle speed 947 rpm
Feed 10 mm/rev (.004 ipr)
Table feed 331 m/min (12.9 in/min)
Holes per cutting edge 195
Chip type Comma/Helical
Material removal rate 375.73 cm /min (22.88 in3/min)
3

Test Parameters
Drill MNC 490-245 A40-259-12
Insert HCP 259-IQ
Insert grade IC908
Tool/insert material
Hole diameter 49 mm(1.9”)
Hole depth 45 mm (11.46”)
Cutting speed 120 (m/min) (396 sfm)
Spindle speed 480 rpm
Feed 0.2744 (mm/rev) (.011ipr)
Table feed 214 m/min (8.39 in/min)
Holes per cutting edge 540
Chip type Comma/Helical
Material removal rate 403.37 cm /min (24.62 in3/min)
3

48 ISCAR