Round bars are available in various sizes from domestic materials! We accept small quantity orders, local shipping, and cutting services.
"High-speed cutting phosphor bronze" is an alloy made by adding tin, lead, and a small amount of phosphorus to copper. The cutting processability, properties, and applications vary depending on the amounts of tin and lead used. "C5341" is an alloy that contains 3.5% to 5.8% tin and 0.8% to 1.5% lead added to copper, while "C5441" is an alloy that contains 3% to 4.5% tin, 3.5% to 4.5% lead (with stock items being less than 4%), and 1.5% to 4.5% zinc added to copper. It has good cutting processability and possesses the mechanical properties of phosphor bronze, making it widely used in various processing methods for products. 【Features】 ■ Mechanical strength ■ High elasticity ■ Cutability ■ Fatigue resistance ■ Wear resistance *For more details, please download the PDF or feel free to contact us.
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【Main Uses】 ■ General electrical components such as contacts, connectors, bolts, nuts, motors, as well as gears and precision watch parts, which undergo machining processes for electronic and mechanical components. *For more details, please download the PDF or feel free to contact us.
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Our company has been a primary wholesaler specializing in unique non-ferrous metals, such as [phosphor bronze bars, nickel silver bars, and beryllium copper bars], since our founding in 1964. Since our establishment, we have always worked with a spirit of gratitude and challenge under the management philosophy of "coexistence and mutual prosperity." By maintaining a sense of gratitude, our actions and responses change. As a result, we believe we can grow into a company that earns the trust of everyone and society. Moreover, challenges often come with anxiety, but as the saying goes, "it's easier to give birth than to worry," taking that first step often leads to better outcomes than expected. We aim to continue challenging ourselves with a broad perspective and knowledge. While cherishing the core values of gratitude and challenge that are the foundation of Shinwa Shoji Co., Ltd., we will work together as a company to advance in the wholesale business. We look forward to a long-lasting relationship with you. 【Trading Manufacturers】 ■ Fujii Seisakusho Co., Ltd. (Major trading manufacturer) ■ NGK Insulators, Ltd. (Major trading manufacturer) ■ Oki Shindou Kogyo Co., Ltd.