コーティング Coating テーパネック Taper Neck Ball ノンコーティング Non-Coating H 高硬度鋼 Hardened Steel ～70 HRC ◎ H 高硬度鋼 Hardened Steel ～65 HRC ◎ H 高硬度鋼 Hardened Steel ～60 HRC ◎ H 高硬度鋼 Hardened Steel ～52 HRC ◎ CBN コアライン CBN Core Line B-020 切削条件参考表 Recommended Milling Conditions SSPBTN220 被削材 Work Material 高硬度鋼 Hardened Steels STAVAX・SKD61 （～52HRC） 高硬度鋼 Hardened Steels SKD11・ELMAX （～62HRC） ハイス High Speed Steels SKH・HAP （～68HRC） Ｒサイズ Radius 首角 Neck Taper Angle 首下長 Under Neck Length 切込み量 Depth of Cut 送り速度 Feed 回転数 Spindle Speed 切込み量 Depth of Cut 送り速度 Feed 回転数 Spindle Speed 切込み量 Depth of Cut 送り速度 Feed 回転数 Spindle Speed ap mm ae mm mm/min min-1 ap mm ae mm mm/min min-1 ap mm ae mm mm/min min-1 0.1 30′ 1.5 0.003 0.005 140 40,000 0.003 0.003 120 40,000 0.002 0.003 100 40,000 2 0.003 0.003 120 40,000 0.002 0.003 100 40,000 0.002 0.002 80 40,000 1゜ 1.5 0.003 0.005 160 40,000 0.003 0.003 140 40,000 0.002 0.003 120 40,000 2 0.003 0.003 140 40,000 0.002 0.003 120 40,000 0.002 0.002 90 40,000 1゜30′ 1.5 0.003 0.005 200 40,000 0.003 0.003 160 40,000 0.002 0.003 140 40,000 2 0.003 0.003 160 40,000 0.002 0.003 140 40,000 0.002 0.002 100 40,000 2゜ 1.5 0.003 0.005 240 40,000 0.003 0.003 200 40,000 0.002 0.003 160 40,000 2 0.003 0.003 200 40,000 0.002 0.003 160 40,000 0.002 0.002 120 40,000 0.15 30′ 2 0.005 0.005 200 40,000 0.005 0.005 160 40,000 0.003 0.005 120 40,000 3 0.003 0.005 160 40,000 0.003 0.003 120 40,000 0.002 0.003 100 40,000 1゜ 2 0.005 0.005 240 40,000 0.005 0.005 200 40,000 0.003 0.005 160 40,000 3 0.003 0.005 200 40,000 0.003 0.003 160 40,000 0.002 0.003 120 40,000 1゜30′ 2 0.005 0.005 320 40,000 0.005 0.005 240 40,000 0.003 0.005 200 40,000 3 0.003 0.005 240 40,000 0.003 0.003 200 40,000 0.002 0.003 160 40,000 2゜ 2 0.005 0.005 400 40,000 0.005 0.005 300 40,000 0.003 0.005 240 40,000 3 0.003 0.005 300 40,000 0.003 0.003 240 40,000 0.002 0.003 180 40,000 0.2 30′ 3 0.007 0.01 320 40,000 0.005 0.01 240 40,000 0.005 0.005 160 40,000 4 0.005 0.005 240 36,000 0.005 0.005 180 36,000 0.003 0.005 120 36,000 1゜ 3 0.007 0.01 400 40,000 0.005 0.01 300 40,000 0.005 0.005 200 40,000 4 0.005 0.005 320 36,000 0.005 0.005 240 36,000 0.003 0.005 160 36,000 1゜30′ 3 0.007 0.01 480 40,000 0.005 0.01 360 40,000 0.005 0.005 240 40,000 4 0.005 0.005 400 36,000 0.005 0.005 320 36,000 0.003 0.005 200 36,000 2゜ 3 0.007 0.01 540 40,000 0.005 0.01 400 40,000 0.005 0.005 300 40,000 4 0.005 0.005 480 36,000 0.005 0.005 360 36,000 0.003 0.005 240 36,000 0.25 30′ 4 0.01 0.01 400 36,000 0.005 0.01 320 36,000 0.005 0.005 240 36,000 5 0.005 0.01 320 32,000 0.005 0.005 240 32,000 0.003 0.005 160 32,000 1゜ 4 0.01 0.01 480 36,000 0.005 0.01 400 36,000 0.005 0.005 300 36,000 5 0.005 0.01 400 32,000 0.005 0.005 320 32,000 0.003 0.005 240 32,000 1゜30′ 4 0.01 0.01 640 36,000 0.005 0.01 480 36,000 0.005 0.005 360 36,000 5 0.005 0.01 540 32,000 0.005 0.005 400 32,000 0.003 0.005 300 32,000 2゜ 4 0.01 0.01 720 36,000 0.005 0.01 540 36,000 0.005 0.005 400 36,000 5 0.005 0.01 640 32,000 0.005 0.005 480 32,000 0.003 0.005 360 32,000 0.3 30′ 5 0.01 0.01 480 36,000 0.005 0.01 400 36,000 0.005 0.005 300 36,000 6 0.005 0.01 400 32,000 0.005 0.005 360 32,000 0.003 0.005 240 32,000 1゜ 5 0.01 0.01 640 36,000 0.005 0.01 480 36,000 0.005 0.005 400 36,000 6 0.005 0.01 540 32,000 0.005 0.005 400 32,000 0.003 0.005 300 32,000 1゜30′ 5 0.01 0.01 800 36,000 0.005 0.01 640 36,000 0.005 0.005 480 36,000 6 0.005 0.01 720 32,000 0.005 0.005 540 32,000 0.003 0.005 400 32,000 2゜ 5 0.01 0.01 900 36,000 0.005 0.01 720 36,000 0.005 0.005 540 36,000 6 0.005 0.01 800 32,000 0.005 0.005 640 32,000 0.003 0.005 480 32,000 ボ ー ル ール
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