Каталог Winstar фрезерование - страница 189

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Technical Data Recommended Cutting Conditions 推薦切削參數 Table 017 Technical Data EHBLH2, EHBMH2, EHBNH2 PREHARDENED STEELS HARDENED STEELS Hardened Steel Material 調質鋼 淬火鋼 淬火鋼 工件材料 NAK80 CENA1 SKD61,SKD11 SKD11,SKH51 Hardness 硬度 HRC 35~45 HRC 40~55 HRC 55~65 VC 線速度 145 (m/min) 125 (m/min) 105 (m/min) Feed Feed Feed RPM Dia ap ae RPM ( 刃徑 ) (mm/min) (mm/min) ap ae RPM (mm/min) ap ae 轉速 (mm) (mm) 轉速 (mm) (mm) 轉速 (mm) (mm) 進給 進給 進給 1R 36200 904 0.14 0.2 31200 780 0.14 0.2 26200 656 0.14 0.2 2R 18100 1086 0.28 0.4 15600 930 0.28 0.4 13120 787 0.28 0.4 3R 12050 904 0.42 0.6 10400 780 0.42 0.6 8750 656 0.42 0.6 4R 9050 724 0.56 0.8 7800 624 0.56 0.8 6550 524 0.56 0.8 5R 7250 616 0.7 1 6250 530 0.7 1 5250 446 0.7 1 6R 6036 544 0.84 1.2 5200 468 0.84 1.2 4370 393 0.84 1.2 1.Use as highly rigid and accurate machine as possible. 2.If the rpm available is lower than the recommend condition, please reduce the feed rate to the same ratio. 3.Use long shank type please reduce the rpm and feed rate. 4.The Feed and RPM may be changed depending on the M/C conditions ,lubricating and cooling system. 1. 盡可能用高剛性、高精機床。 2. 機床轉速不足時，請將進給、轉速同比例下調。 3. 長柄型或偏擺過大時請視情況下調轉速、進給。 4. 以上數據為建議值，適當的條件仍須視機台狀況、夾治具品質、潤滑冷卻系統…等改變。 A183