Общий каталог Sumitomo 2018 - 2019 - страница 367

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Radius Endmill for Exotic Alloys SSEH Series + J 24, J 39 + J 23, J 39 SSEH Radius SSEH Radius Anti-vibration Type n Characteristics and Applications n Characteristics and Applications l Steep helix (45° helix) improves sharpness. l New anti-vibration type added to the SSEH type endmill for l Combination of unique flute design and semi-mirrored surface exotic alloys. improves chip evacuation and adhesion resistance. l Builds on the same features of existing endmills by adding an l Ultra-smooth coating with improved hardness and heat irregular lead for exceptionally good anti-vibration performance. resistance combined with tough carbide substrate improves tool l Compatible with wide range of milling for exotic alloys including life when working with heat resistant alloys. SUS, Inconel, and titanium. l Unique, smooth radius shape mitigates cutting impact and l Reduces chattering for high-speed, high-feed cutting. improves fracture resistance. l Both coated and uncoated types are available in stock to meet l Both coated and uncoated types are available in stock to meet various conditions. various conditions. n Application Examples Irregular Pitch + Irregular Lead l Inconel 718 (Side Milling) b2° Chipping a1° a2° Conventional Tool b1° n Application Examples Cutting Length (m) l Surface Roughness Comparison Tool Diameter: ø6×R1 SSEH Anti-vibration Type Cutting Conditions: vc = 20 m/min, ft = 0,025 mm/t, Good Surface Quality doc = 5 mm, woc = 0,5 mm, wet Ra 0,37μm Rz 1,86μm l Inconel 713 (Side Milling) SSEH 4100W-R10 Competitor's Product Conventional Tool Surface shows chattering Ra 1,52μm Rz 6,45μm Tool Diameter : ø10xR1 Cutting Conditions :  vc= 32 m/min, ft = 0,018 mm/t doc = 20 mm, woc =0,8m, Dry In Sumitomo Electric Hardmetal tests, the special coating with excellent adhesion resistance provided less cutting edge adhesion than the competitor's product and enabled fracturefree Work Material: X5CrNi1810 (Surface Milling) machining.The competitor's product suffered from edge adhesion leading to breakage. Tool Diameter: ø12mm Cutting Conditions: n = 1.300 rpm, vf = 300 mm/min doc = 18 mm, woc = 1,2 mm Equipment: BT50 Unique, smooth radius design J22 l = Euro stockq = Delivery on request Coated Endmills Notch Wear (mm)