O.F.C.R--Oxygen Free Copper Rods

Product Name: Oxygen Free Copper Rods
Key Highlights: Ultra-low oxygen content (≤0.001%), excellent ductility and high electrical conductivity
Customization: Support customization needs.
Certification: Certified by IEC/ISO/UL/CE/ROHS

Technical Parameters

Material Purity	High-purity electrolytic copper (Cu ≥ 99.99%, oxygen content ≤ 10 ppm)
Production Process	Upward Continuous Casting (UCC) with mains frequency induction furnace melting + deoxidation reduction
Dimensions	Customizable diameter (standard: 8mm-25mm); length per coil customizable (standard: 500m-1000m/coil)
Mechanical Performance	Tensile strength: ≥205 MPa; Elongation: ≥30%; Hardness (HB): 65-85
Electrical Performance	Resistivity (20°C): ≤0.01707 Ω·mm²/m; Conductivity: ≥101% IACS
Surface Quality	Bright, smooth surface with no oxidation, cracks, burrs, or copper powder
Execution Standard	GB/T 3952-2016; Support customization to ASTM B49-19, JIS H3300 standards
Annual Production Capacity	36,000 tons (5 production units: 4×6,000 tons/unit + 1×12,000 tons/unit)

Core Advantages

Minimized Losses：Precise transposition cuts circulating/eddy current losses, boosting transformer efficiency.
Superior Thermal Performance：Optimized structure enables fast heat dissipation, ensuring high-temperature stability and longer service life.
Strong Mechanical Reliability：Tightly wrapped integrated structure resists operational/short-circuit mechanical stress effectively.
High Space Utilization：Multi-strand design raises space factor, reduces transformer volume and simplifies processing costs.

Product Features

Integrated design: Reduces assembly steps for customers, improving equipment installation efficiency.
Customized combination: Supports flexible combination of conductors, insulation materials, and structures.
Superior performance: Synergizes the advantages of different materials to achieve higher conductivity and better insulation.
Strict quality inspection: Equipped with advanced testing equipment such as corona resistance testers and eccentricity analysis microscopes.