Основной каталог Kyocera 2021 - 2022 - страница 861

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MFWN

Double-sided, 6-edge insert, 90˚cutters

Low cutting force and reduced chattering

“Large slant edge” design

Economical

Double-sided

6-edge insert

90°

Tough cutting

Edge with

˚ thick edge design

1 Sharp cutting with low cutting force

Sharp cutting by large rake angle Cutting force comparison <Cutting conditions>

(Internal evaluation) Ｖc = 180m/min ap×ae = 7× 11 0mm fz = 0.2mm/t A.R. Max.+13° Workpiece material: S50C

ø125mm Cutter * Cutting force is the resultant force 4,000 of the principal force and the feed force. 3,500 M

“Large slant edge” design reduces shock

when cutting edge enters the workpiece 3,000

100%115%121%
2,500
2,000
“Large slant edge” designMFWN
Competitor ACompetitor B
GM Chipbreaker(Positive)(Negative)
Reduced chattering 2
<Cutting conditions>
Vc = 200m/min
Surface finish comparisonApplicable toMachining noise comparisonap×ae = 3×15mm
long overhangfz = 0.1mm/t
(Internal evaluation)(Internal evaluation)Workpiece material: S50C

ø 80mm Cutter (7 flutes) MFWN 80 60 No chattering

40

20

Competitor C100%154%202%
0
ChatteringMFWN
Competitor DCompetitor E
occurredGM chipbreaker(Negative)(Negative)