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[ DA552 series ] ► 일반 가공

피삭재 합금강, 내열강 열처리강 > Technical Data

경도 HRc30 ~ HRc40 HRc45 ~ HRc50 HRc50 ~ HRc55 추천절삭조건표
강도
외경(inch) 1000 ~ 1250N/mm2 1250 ~ 1750N/mm2 1750N/mm2 ~ 2000N/mm2
R3/32 X3/16
R1/8 X 1/4 RPM FEED RPM FEED RPM FEED
R5/32 X 5/16
R3/16 X 3/8 4670 14.50 6000 27.70 5760 26.80
R1/4 X 1/2
4030 15.80 5520 29.00 5200 27.70
RPM = rev. / min.
FEED = inch / min. 2830 16.70 4480 26.50 4240 25.20

2420 17.90 3880 25.20 3720 24.20

1880 16.70 3480 25.20 3320 24.20

Ae: D3/16~D1/4=.008 Ae Ae: D3/16~D5/16=.010
D5/16~D1/2=.012 Ap D3/8~D1/2=.012

Ap: 0.2 X D Ap: 0.1 X D

[ DA552 series ] ► 고속 가공

피삭재 합금강, 내열강 열처리강

경도 ~ HRc45 HRc45 ~ HRc50 HRc50 ~ HRc55
강도
외경(inch) ~ 1500N/mm2 1250 ~ 1750N/mm2 1750N/mm2 ~ 2000N/mm2
R3/32 X3/16
R1/8 X 1/4 RPM FEED RPM FEED RPM FEED
R5/32 X 5/16
R3/16 X 3/8 13,440 45.40 6,000 41.60 5,760 39.40
R1/4 X 1/2
13,440 58.20 5,520 44.10 5,200 42.50
RPM = rev. / min.
FEED = inch / min. 10,080 71.50 4,480 39.40 4,240 36.20

8,740 76.90 3,880 36.30 3,720 34.60

6,720 66.20 3,480 35.60 3,320 33.00

Ae: D3/16~D1/4=.008 Ae Ae: D3/16~D5/16=.010
D5/16~D1/2=.012 Ap D3/8~D1/2=.012

Ap: 0.5 X D Ap: 0.05 X D

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