Toughness is effective! It suppresses heat checks on the molded surface and cracks from the water cooling holes.
The "DURO series" includes mold steel that consists of high-speed steel, matrix high-speed steel, and hot work die steel, with a total of 8 types of steel in the lineup. Here we introduce an example of use for the high toughness type matrix high-speed steel "DURO-F1." 【Example of Use】 Knockout Punch ■ Workpiece: Bearing ■ Material Type Used: DURO-F1 <Conventional Material Type: Matrix High-Speed Steel (58HRC), lifespan affected by water cooling hole cracking> ■ Hardness: 56HRC ■ Lifespan (Number of Shots): More than double (water cooling hole cracking) ◎ Suppresses heat checks on the forming surface and cracking from water cooling holes ◎ The toughness of DURO-F1 is effective *For more details, please refer to the PDF document or feel free to contact us.
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【Features of DURO-F1】 ■ Superior heat resistance (softening resistance) compared to hot work die steel, suppressing the occurrence of heat checks. ■ High toughness in the range of 54 to 63 HRC. *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.