Phosphor Bronze, specifically the C5190 (CuSn6) alloy, represents a critical intersection between high elasticity and electrical conductivity. As expert suppliers and exporters, we recognize that C5190 is more than just a metal—it is the backbone of high-performance electrical connectors, precision springs, and contact bridges.
C5190 bronze is characterized by its high tin content (approx. 6%), which provides superior strength and fatigue resistance compared to other copper alloys. Its chemical composition is engineered to optimize grain structure, ensuring that when used in spring contacts, it retains its shape under cyclic stress—a vital requirement for modern 5G infrastructure and high-frequency communication devices.
The global industrial landscape is shifting towards miniaturization and higher power density. Our C5190 solutions provide:
Kepai New Materials Co., Ltd. operates at the nexus of local manufacturing excellence and global distribution. We do not merely supply raw materials; we provide a localized support system that ensures your supply chain remains resilient.
Navigating international material standards is complex. We ensure that our C5190 bronze meets ASTM, JIS, and DIN standards. Our compliance protocols cover RoHS and REACH certifications, ensuring that your final products are ready for the EU and North American markets without regulatory friction.
With our prime location near major industrial hubs, we leverage efficient logistics chains to minimize lead times. We support global clients with just-in-time (JIT) delivery strategies, ensuring your production lines never stall.
Established in 2017, we have dedicated 1,000 sqm of office space to R&D. Our engineers specialize in high-conductivity and high-strength alloy innovation.
With 9,000 sqm of manufacturing space, we utilize state-of-the-art extrusion, drawing, and precision straightening machinery to guarantee material consistency.
Our lab features eddy current conductance instruments, universal testing machines, and metallographic polishing machines to ensure every batch meets your specs.
We are actively exploring 6G material requirements and the next generation of conductive materials for lithium battery relay technology.
A: C5190 contains a higher tin content, offering significantly better mechanical strength and spring properties compared to C51100, making it ideal for high-stress connectors.
A: We utilize advanced spectral analysis and physical testing machinery, including hardness and conductivity testers, for every production batch.
A: Yes, we specialize in OEM customization for thickness, width, and temper to match your specific stamping or deep-drawing requirements.
Kepai
