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Unbeatable ceramic cutter: as small as Ø 16 mm .63 inches with 3 negative, double-sided indexable inserts

Up to three negative inserts on a Ø 16 mm .63 inches cutter body deliver exceptional performance. Featuring double-sided usability and high cutting edge strength, the negative inserts*, combined with the high-efficiency 3-flute design, ensure reduced tool costs, stable machining, and enhanced productivity.
Features
  • Higher number of inserts for an umpararelleled efficiency
  • Negative inserts with higher cutting edge strength for higher stable machining
  • Economical double-sided negative insert
  • Up to 3 negative inserts on ø 16 mm .63 inches cutter body
Shank Type
Modular Type
Increased clamping force prevents insert rotation during machining

🟡 Available corners

Increased clamping force prevents insert rotation during machining
Cutter body dia.: ø 16 mm .63 inches
(Bottom machining Dia.: ø 9.65 mm .38 inches )
Work material Inconel718
Cutting speed 606 m/min 1988.2 ft/min
(20000rpm)
Feed 0.1 mm/t .004 in/t
DOC 1 mm .04 in
Removal volume
per tooth
16.66 cc 1.017 ci
※Since the new NTK cutter has three inserts, the total volume removed is 1.5 times that of competitor’s.
A step breaker with the cutting edge lowered from the clamping surface suppresses flaking.
- - - Scroll the table - - -
ISO Work material Coolant Grade vc (m/min) (SFM) ap (mm) (inch) f (mm/t) (IPT)
Heat resistant alloys
Milling
WET SX3 400 – 700 ‒ 1000 1300 – 2300 – 3300 – 1.0 – .040 0.08 – 0.10 – 0.12 .003 – .004 – .005
WET SX9
※Since the new NTK cutter has three inserts, the total volume removed is 1.5 times that of competitor’s.
Cutter Item number Cutting edge dia Tooth Allowable rotation speed
(min-1)
JRFMH016E160R03 16 mm 3 20,000
JRFIH0625E0625R03 15.875 mm .625 inches
JRFMH020E200R03 20 mm 17,500
JRFIH075E075R03 19.05 mm .750 inches
JRFMH025E250R04 25 mm 4 15,000
JRFIH100E100R04 25.4 mm 1.000 inches
JRFMH025E250R03 25 mm 3 15,000
JRFIH100E100R03 25.4 mm 1.000 inches
JRFMH032E320R05 32 mm 5 12,500
JRFIH125E125R05 31.75 mm 1.250 inches
JRFMH032E320R04 32 mm 4 12,500
JRFIH125E125R04 31.75 mm 1.250 inches
JRFMH032E320R03 32 mm 3 12,500
JRFIH125E125R03 31.75 mm 1.250 inches
Waspaloy(Combustion case)
JRF Cutter Conventional
 Grade SX9 SX9 (RP)
Tooth 5
ø32 mm ø1.26 inches
3
ø32 mm ø1.26 inches
Vc 564 m/min 1850.4 ft/min 564 m/min 1850.4 ft/min
Fz 0.05 mm/t .002 in/t 0.05 mm/t .002 in/t
F 2000 mm/min 78.74 in/min 1200 mm/min 47.24 in/min
DOC ap 1 mm .04 inches 1 mm .04 inches
Tool life 2 Pass 1 Pass
Corner 8 5
32% cost reduction!
Insert unit price ÷ Number of corners used (life) x Number of teeth
Cost Productivity
NTK
68% ←
Conventional
100%
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