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D D D

9 0.5D 0.05D 0.3D
[ WTB502 series ] (UP TO Ø3:0.2D) (UP TO Ø3:0.4mm)

추천절삭조건표 Ap합금강, 탄소강 1.0D 2.5D프리하든강 2.0D
0.05D Prehardened Stee0l.s05D
> Technical Data 피삭재 Alloy Steels 0.02D
Carbon Steels (NAK, CENA, KP4)
경도 [SCM, SNCM, S45C]
강도
외경(mm) ~ HRc35 HRc35 ~ HRc45
0.4
0.6 1.5D ~ 1100N/mm2 1.5D 1.0D 1100 ~ 1500N/mm1.25D 1.0D
0.8 RPM FEED 0.05D
1.0 FEED RPM
2.0 0.35D
3.0 36,000 0.1D 144 0.05D 27,9000.05D 113
4.0 D
25,200 144 18,900 113
RPM = rev. / min.
FEED = mm / min. 18,000 D 144 13,950 108
1.01D1,250 111.03D
14,850 1.0D 149 0.8D
7,560 153 5,670 0.5D 113

3,969 108 3,213 90

3,213 126 2,556 104

2.5D
0.05D

[ WTR504 series ]

합금강, 탄소강 프리하든강 고경도강

피삭재 Alloy Steels Prehardened Steels Hardened Steels
Carbon Steels (NAK, CENA, KP4) (SKD, SKT, STAVAX)
경도 (SCM, SNCM, S45C)
강도 HRc35~HRc45 HRc45~HRc55
외경(mm) ~HRc35
0.4
0.6 ~1100N/mm2 1100~1500N/mm2 1500~2000N/mm2
0.8
1.0 RPM FEED Ap(mm) RPM FEED Ap(mm) RPM FEED Ap(mm)
1.2 32,000 22,000
1.5 40,000 630 0.008~0.016 23,000 450 0.008~0.012 15,000 270 0.004~0.008
2.0 17,000 11,500
30,000 630 0.012~0.024 13,500 450 0.012~0.018 270 0.006~0.012
RPM = rev. / min. 11,700 9,000
FEED = mm / min. 22,500 630 0.016~0.032 450 0.016~0.024 7,200 270 0.008~0.016
9,000 5,850
18,000 630 0.020~0.040 7,200 450 0.020~0.030 4,500 270 0.010~0.020

14,400 630 0.025~0.050 450 0.025~0.040 270 0.012~0.025

11,700 630 0.030~0.060 450 0.030~0.050 270 0.015~0.030

9,000 630 0.040~0.080 450 0.040~0.060 270 0.020~0.040

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