Каталог Sumitomo твердосплавные пластины - страница 2

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Indexable Insert Identification [Example] C N M G ① ② ③ ④ B ① Insert shape ③ Tolerance Inserts Chart 1 Chart 3 ② Relief angle ④ Insert hole C Chart 2 Chart 4 Chart 1: ① Insert shape Chart 2: ② Relief angle Chart 3: ③ Tolerance D Symbol Insert shape Angle Symbol Relief Angle Symbol Nose height Inscribed circle Thickness (mm) (mm) (mm) C 80° A 3° A ± 0.005 ± 0.025 ± 0.025 R D 55° B F ± 0.005 ± 0.013 ± 0.025 E Diamond 75° 5° F 50° C 7° C ± 0.013 ± 0.025 ± 0.025 S V 35° H ± 0.013 ± 0.013 ± 0.025 R D 15° E ± 0.025 ± 0.025 ± 0.025 Round — S Square 90° E 20° G ± 0.025 ± 0.025 ± 0.13 T T Triangle 60° F 25° J* ± 0.005 ± 0.05 to ± 0.15 ± 0.025 W Trigon 80° G K* ± 0.013 ± 0.05 to ± 0.15 ± 0.025 A 85° 30° B Parallelogram 82° N 0° L* ± 0.025 ± 0.05 to ± 0.15 ± 0.025 V K 55° M* ± 0.08 to ± 0.2 ± 0.05 to ± 0.15 ± 0.13 H P* 11° Hexagonal 120° N* ± 0.08 to ± 0.2 ± 0.05 to ± 0.15 ± 0.025 O Octagonal 135° O Others U* ± 0.13 to ± 0.38 ± 0.08 to ± 0.25 ± 0.13 W P Pentagonal 108° L Rectangular 90° * In some cases, a 10˚ relief angle * Generally, the symbols marked with an asterisk (*) Ceramic Solid CBN may be considered as "P". indicates inserts having unground side faces. See the M Diamond 86° table below for the details of M class tolerance. Chart 4: ④ Insert hole Details of M class tolerance ● Tolerance of nose height(mm) Symbol Hole Hole Breaker Shape Symbol Hole Hole Breaker Shape Inscribed circle Triangle Square 80˚ Diamond 55˚ Diamond 35˚ Diamond Round Shape (Cross-section) Shape (Cross-section) 6.35 ± 0.08 ± 0.08 ± 0.08 ± 0.11 ± 0.16 — N None A None 9.525 ± 0.08 ± 0.08 ± 0.08 ± 0.11 ± 0.16 — 12.70 ± 0.13 ± 0.13 ± 0.13 ± 0.15 — — R None None One M With Straight One 15.875 ± 0.15 ± 0.15 ± 0.15 ± 0.18 — — face hole hole face 19.05 ± 0.15 ± 0.15 ± 0.15 ± 0.18 — — F Both G Both 25.40 ± 0.18 ± 0.18 ± 0.18 — — — faces faces 31.75 — ± 0.20 — — — — W Straight hole None B Straight hole None With ＋ With ＋ ● Tolerance of inscribed circle(mm) hole with top end One hole with top end One Inscribed circle Triangle Square 80˚ Diamond 55˚ Diamond 35˚ Diamond Round T countersink H countersink (40˚–60˚) face (70˚–90˚) face 6.35 ± 0.05 ± 0.05 ± 0.05 ± 0.05 ± 0.05 — Q Straight hole None C Straight hole None 9.525 ± 0.05 ± 0.05 ± 0.05 ± 0.05 ± 0.05 ± 0.05 With ＋ With ＋ 12.70 ± 0.08 ± 0.08 ± 0.08 ± 0.08 — ± 0.08 U hole Both faces Both J hole Both faces Both 15.875 ± 0.10 ± 0.10 ± 0.10 ± 0.10 — ± 0.10 (40˚–60˚) faces (70˚–90˚) faces 19.05 ± 0.10 ± 0.10 ± 0.10 ± 0.10 — ± 0.10 X — — — Special 25.40 ± 0.13 ± 0.13 ± 0.13 — — ± 0.13 31.75 — ± 0.15 — — — ± 0.15 B2