Overview
High-copper deep-drawing material is a premium copper alloy engineered for applications requiring extensive deformation without failure. Its high copper content (typically above 99%) ensures superior electrical and thermal conductivity, while trace alloying elements enhance formability. This material is particularly valued in industries where complex geometries must be formed through aggressive drawing processes. The development of high-copper deep-drawing alloys represents a significant advancement in metalworking technology. These materials maintain structural integrity even when subjected to extreme thinning, making them indispensable for precision components in electrical systems and automotive assemblies.
Physical and Chemical Properties
The material's exceptional ductility stems from its face-centered cubic crystal structure, allowing for extensive plastic deformation. Typical elongation at break exceeds 40%, with tensile strength ranging from 200-300 MPa depending on temper. The high copper content ensures excellent corrosion resistance in most environments, though acidic conditions should be avoided. Electrical conductivity remains above 90% IACS (International Annealed Copper Standard), making it suitable for electrical applications. The thermal conductivity is similarly high, approximately 380 W/m·K. These properties remain stable across a wide temperature range, from cryogenic conditions up to about 200°C.
Main Applications
In the electronics industry, this material forms critical components like connector pins, relay contacts, and semiconductor lead frames. Its ability to maintain precise dimensions after deep drawing ensures reliable electrical connections. The automotive sector uses it for fuel system components and intricate wiring harness terminals. Construction applications include roofing elements and decorative fittings where both formability and weather resistance are required. The material's antimicrobial properties (inherent to copper) make it valuable for healthcare equipment and touch surfaces in public spaces.
Safety and Storage
While copper is generally safe to handle, proper precautions should be taken during processing. Fine copper dust generated during machining can be hazardous if inhaled, requiring adequate ventilation. The material in sheet form may have sharp edges that require careful handling to prevent cuts. Storage should be in dry conditions to prevent surface oxidation, which can interfere with subsequent processing. Stacked sheets should be separated by protective paper to prevent galling. For long-term storage, consider climate-controlled environments to maintain optimal material properties.
B2B Procurement Guide
When sourcing high-copper deep-drawing material, prioritize suppliers with metallurgical expertise who can provide certified material test reports. Key specifications to verify include: copper purity (typically C10100 or C11000 grades), temper designation (O for annealed, H for hard), and dimensional tolerances. Minimum order quantities often range from 500 kg to several metric tons. Consider the supplier's ability to provide custom widths and thicknesses to minimize secondary processing. Lead times typically range from 2-6 weeks depending on specifications. For critical applications, request samples for trial production runs before placing large orders. Pricing is typically quoted FOB (Free On Board) from the manufacturer's facility.
Related Manufacturers
- 主营：不锈铁、304精密、430光面、201高铜料、刀片材料、高铜料卷、分条料、拉伸料、304亮面、201硬料、锈钢卷、钛金卷、不锈钢板、卷待硬度、430压延料、443不锈钢、420不锈钢、不锈钢带、窄带分条、430不锈钢、磨砂平板、无磁钢带、410不锈钢、201不锈钢、304不锈钢
- 主营：镜面钛金不锈钢卷 板、不锈钢拉丝黑钛卷板、不锈钢8K卷板、201深拉材料、201不锈钢、304不锈钢、410不绣铁、430不锈铁、409不锈铁、不锈钢拉丝卷板、316L不锈钢卷带、不锈钢压延、不锈钢抛光