Solid carbide micro slot drill Garant Diabolo 70 Special solid carbide substrate with extremely high tensile strength combined with outstanding w

Solid carbide micro slot drill Garant Diabolo 70 Special solid carbide substrate with extremely high tensile strength combined with outstanding wear resistance for optimum process reliability. Newly developed nano-crystalline high-tech coating for hard milling up to 70 HRC. Very suitable for continuous use in tool and mould making. Recess angle a 12°. Tolerances Size nominal 0 Dc 0/-0.02 mm. Due to the special hard geometry ideal for use on hardened materials from 60 HRC to 70 HRC. Ground recess Note Correction factor for vc depending on dimension L4 W fzfor ap 0.05xD. fzforap 0.1 xD. Suitable for/ vc m/min Alu plastics gQ&c Alu cast >10% SI <500 N <750 N <900 N <1100 N FsH <1400 N jS 5 IS n INOX <900 N INOX >900 N CuZn B Uni es max min Air ISO code N P H N 1 1 201643- 72 55 40 L°J El 0 DcxL4 201643 I u II u t d4 1 Uot 1 I ip <70HRc Correction factor forvc I J&Gannt1' 1 Solid carbide micro slot drill <7C HRC <70 HRC h6 fz fz Vc mm TiAIN mm m/min 0,2 x 0,6 0.3 0.6 0.17 45 4 0.0020 0.0025 38 0.95 0,2 X 1 0.3 1 0.17 45 4 0.0018 0.0023 36 0.90 0,3 x 2 0.5 2 0.27 45 4 0.0022 0.0027 36 0.90 0,4 X 2 0.6 2 0.36 45 4 0.0023 0.0029 36 0.90 0,5 x 2 0.8 2 0.46 45 4 0.0030 0.0038 38 0.95 0,5 x 4 0.8 4 0.46 45 4 0.0023 0.0029 31 0.77 0,5 X 6 0.8 6 0.46 45 4 0.0017 0.0021 22 0.54 0,6 x 4 0.9 4 0.56 45 4 0.0034 0.0042 36 0.90 0,8 x 4 1.2 4 0.76 45 4 0.0050 0.0062 40 1.00 1 X 4 1.5 4 0.94 50 4 0.0054 0.0068 38 0.95 1 x 6 1.5 6 0.94 50 4 0.0049 0.0061 34 0.86 1 X 8 1.5 8 0.94 50 4 0.0042 0.0052 31 0.77 1 xIO 1.5 10 0.94 50 4 0.0037 0.0047 28 0.69 1 x12 1.5 12 0.94 50 4 0.0034 0.0042 25 0.62 1,5x 6 2.3 6 1.44 50 4 0.0090 0.0113 38 0.95 1,5x10 2.3 10 1.44 50 4 0.0073 0.0091 32 0.81 1,5X12 2.3 12 1.44 50 4 0.0065 0.0082 29 0.73 2x6 3.0 6 1.9 50 4 0.0105 0.0131 38 0.95 2 X12 3.0 12 1.9 50 4 0.0076 0.0095 29 0.73 2 X20 3.0 20 1.9 60 4 0.0047 0.0059 19 0.48 Garant Hard milling up to 70 HRC Extreme stresses on cutting tools Comparison of Rockwell (HRC) and Vickers (HV) The extreme increase in hardness is made clear by comparing the values based on the two procedures. 10 hardness steps on the HRC scale correspond to a comparable increase in Vickers value of almost 40 (61 HRC 720 HV / 70 HRC 1000 HV). That means that even an increase in hardness such as for instance from 67 HRC to 69 HRC creates significantly more stress on the cutting tool. (HRC) 71.0 70.0 69.0 68.0 67.0 66.0 65.0 64.0 63.0 62.0 61,0 60,0 ir 600 800 1000 1200 (HV) Main catalogue Hoffmann Group 46 269 Version Solid carbide 0 a.OffixD DIN I 6535 HSC Application GARANT