Основной каталог Kyocera 2021 - 2022 - страница 39

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Introduction Chipbreaker selection - Negative inserts Steel (Ground chipbreaker) Name Design Advantages Name Design Advantages B Turning indexable inserts • Sharp edge and • Suitable for Medium - Roughing 2.2 15° less cutting force 0.2 general purpose Finishing S • Good chip control C machining at and smooth chip 14° feed rate 0.20 to evacuation 0.35 mm/rev Medium - Roughing / Low cutting force • Applicable to • Suitable for 3.2 sticky material Finishing - Medium 1.5 0.2 general purpose 37° such as low B machining at 25R carbon steel R2.5 14° feed rate 0.15 to • Large rake angle 0.25mm/rev and suitable for stainless steel Effectiveness of ground chipbreaker 1. Lower cutting force and improve edge 2. Improved adhesion resistance 3. Improved dimension accuracy and finishing surface accuracy 4. Controlled chip evacuation direction Specification of B, C and parallel ground chipbreaker LBB Insert type Size Chipbreaker name LBB GAN R 0.1~0.2 R CNGG 09,12 Without indication (Similar to C) 2.2 14° 1.0 GAN WNGG 06 Without indication (Similar to C) 2.2 14° 1.0 ブレーカ W α R 11,16 B 1.5 14° 0.5 TNGG B 1.5 14゜ 0.5 16,22 C 2.2 14° 1.0 C 2.2 14゜ 1.0 DNGG 11,15 Without indication (Similar to C) 2.5 14° 2.0 D 2.8 10゜ 1.5 VNGG 16 Without indication (Similar to B) 1.5 14° 0.5 09,12 B 1.5 14° 0.5 SNGG 12 C 2.2 14° 1.0 Applicable chipbreaker range (ap indicates radius) (Steel / Edge Length = 11) (Steel / Edge Length = 16) (Steel / Edge Length = 22) 5 5 10 4 4 8 C B 3 3 6 ap (mm) ap (mm) ap (mm) 2 2 4 D B S C 1 S 1 2 25R 0.1 0.2 0.3 0.4 0.5 0.1 0.2 0.3 0.4 0.5 0.2 0.4 0.6 0.8 1.0 f (mm/rev) f (mm/rev) f (mm/rev) B11