■ RECOMMENDED CUTTING CONDITIONS / BOTTOM FACE FINISHING AT LOW FEED SPEED

  • MQX type (YPHW-F/-24 type insert) MSN Carbide Shank Holder
WorkInsert16/17Tool dia.( 20mm)20/21
MaterialsGradesNo. of teeth2NNo.of teeth3NNo.of teeth4N
ℓ (mm)ap (mm)ae (mm)n (min-1)Vf (mm/min)ℓ (mm)ap (mm)ae (mm)n (min-1)Vf (mm/min)ℓ (mm)ap (mm) ae (mm)n (min-1)Vf (mm/min)
Carbon steel~700.28~164,0001,200~700.210~203,1801,430~700.210~183,1801,900
S50C, S55C (C50, C55)JC80151200.28~163,0007201200.210~202,3908601200.210~182,3901,150
Below 250HB1600.28~102,6005201900.210~122,0706201900.210~122,070830
Die steel SKD61 SKD11~700.28~163,6001,080~700.210~202,8601,290~700.210~182,8601,720
, (1.2344,JC80151200.28~162,6006201200.210~202,0707501200.210~182,0701,000
1.2379) Below 255HB1600.28~102,0004001900.210~121,5904801900.210~121,590640
Mold steel~700.28~163,200770~700.210~202,550920~700.210~182,5501,220
HPM7, PX5, P20JC80151200.28~162,4004801200.210~201,9105701200.210~181,910760
(1.2311, P20) 30-36HRC1600.28~101,8003601900.210~121,4304301900.210~121,430570
Mold steel NAK80 HPM1~700.28~162,600620~700.210~202,070750~700.210~182,0701,000
, , P21JC80151200.28~162,2004401200.210~201,7505301200.210~181,750700
(1.2311, P21) 38-43HRC1600.28~101,6003201900.210~121,2703801900.210~121,270510
Hardened di tl~700.28~162,000400~700.210~201,600480~700.210~181,600640
e see SKD61, DAC, DHAJC80151200.28~161,6003201200.210~201,2803801200.210~181,280510
1.2344, 1.2379) 42-52HRC160190190
Grey & Nodular~700.28~164,0001,600~700.210~203,1801,910~700.210~183,1802,540
cast iron FC, FCDJC80151200.28~163,0009001200.210~202,3901,0801200.210~182,3901,430
(GG, GGG) Below 300HB1600.28~102,6005201900.210~122,0706301900.210~122,070830
Stil tl~700.28~163,6001,080~700.210~202,8601,290~700.210~182,8601,720
aness see SUS304JC80151200.28~162,6006201200.210~202,0707501200.210~182,0701,000
Below 250HB1600.28~102,0004001900.210~121,5904801900.210~121,590640
~700.28~161,000300~700.210~20800360~700.210~18800480
Titanium alloy (Ti-6Al-4V)JC80151200.28~166001201200.210~204801501200.210~18480200
1600.28~106001201900.210~124801501900.210~12480200

ℓ: Overhung length, a Axial depth of cut, a : Radial depth of cut, n: Spindle speed, V : Feed speed

p: e f

■NOTE

5) Recommend to use YPHW-F type insert for better surface roughness. B059