High hardness and toughness are effective! Suppresses deformation and vertical cracking due to the crushing of the punch surface.
The "DURO Series" includes mold steels that consist of high-speed steel, matrix high-speed steel, and hot work die steel, with a total lineup of 8 steel types. Here we introduce an example of the ultra-high toughness type matrix high-speed steel "DURO-V2." 【Usage Example】 Ring Punch ■ Workpiece: Automotive CVJ Tripod ■ Material Type Used: DURO-V2 ＜Conventional Material Type: Matrix High-Speed Steel (60HRC), lifespan affected by deformation＞ ■ Hardness: 61HRC ■ Lifespan (Number of Shots): 7 times (wear) ◎ Suppresses deformation and vertical cracking due to punch surface flattening ◎ The hardness and high toughness of DURO-V2 are effective *For more details, please refer to the PDF document or feel free to contact us.
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【Features of DURO-V2】 ■ Achieves both hardness of over 60HRC and high toughness (bending strength at 6GPa level) ■ Multiple special dissolutions performed ■ Excellent cleanliness while minimizing coarse carbides, resulting in extremely high fatigue strength *For more details, please refer to the PDF document or feel free to contact us.
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For more details, please refer to the PDF document or feel free to contact us.
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Nachi-Fujikoshi contributes to the development of the manufacturing world through its machining business, including machine processing and robotics, its functional components business, including bearings and hydraulic equipment, and its materials business, including materials and heat treatment.