We have stock of quick-cutting brass (C5441, C5341) available! We offer small quantity sales, local shipping, and cutting services.
Free-cutting phosphor bronze is an alloy made by adding tin, lead, and a small amount of phosphorus to copper. 【Main Uses】Electrical components such as contacts, connectors, bolts, nuts, and motors; electronic and mechanical parts that undergo cutting processes, such as gears and precision clock components. 【Features】Mechanical strength, high elasticity, machinability, fatigue resistance, and wear resistance. It has good machinability and possesses the mechanical properties of phosphor bronze, making it widely used in products with various processing methods. Free-cutting phosphor bronze round bars are available in various sizes from domestic materials (Fujii Manufacturing Co., Ltd.) (φ1.0 to φ150). For more details, please contact us or download the materials.
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basic information
【C5341】An alloy of copper with 3.5% to 5.8% tin and 0.8% to 1.5% lead. 【C5441】An alloy of copper with 3% to 4.5% tin, 3.5% to 4.5% lead (stock items are less than 4%), and 1.5% to 4.5% zinc.
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Applications/Examples of results
Main applications: Electrical components such as contacts, connectors, bolts, nuts, motors, as well as gears and precision watch parts, which undergo machining processes.
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Company information
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.