Page 944 - widin

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[ ZR502A, ZR522A, ZR532A series ] ► 일반 가공

추천절삭조건표 피삭재 탄소강, 합금강, 주철 합금강, 공구강 열처리강

> Technical Data 경도 ~ HRc30 HRc30 ~ HRc38 HRc45 ~ HRc55 HRc55 ~ HRc65
강도
외경(inch) ~ 1000N/mm2 1000 ~ 1200N/mm2 1400 ~ 2000N/mm2 2000N/mm2
1/4
5/16 RPM FEED RPM FEED RPM FEED RPM FEED
3/8
1/2 2,630 4.90 2,100 4.20 1,370 2.00 1,160 1.40

RPM = rev. / min. 2,000 5.30 1,580 4.20 1,050 2.00 840 1.40
FEED = inch / min.
1,680 5.30 1,370 4.20 840 2.00 670 1.40

1,370 4.20 1,160 3.80 700 1.50 550 1.00

D D

0.3D 0.05D

[ ZR504A, ZR524A, ZR534A series ] ► 일반 가공

피삭재 탄소강, 합금강, 주철 합금강, 공구강 열처리강

경도 ~ HRc30 HRc30 ~ HRc50 HRc50 ~ HRc55 HRc55 ~ HRc65
강도
외경(inch) ~ 1000N/mm2 1000 ~ 1750N/mm2 1750 ~ 2000N/mm2 2000N/mm2
1/4
5/16 RPM FEED RPM FEED RPM FEED RPM FEED
3/8
1/2 2,630 8.50 2,100 7.10 1,370 3.30 1,160 2.00

RPM = rev. / min. 2,000 9.00 1,580 7.10 1,050 3.30 840 2.00
FEED = inch / min.
1,680 9.00 1,370 7.10 840 3.30 670 2.00

1,370 7.10 1,160 6.30 700 2.80 550 1.50

2.5D 2D D
0.02D 0.05D
0.05D

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