Customized Tin plated Copper Busbar
The Technical Specific for the copper busbar
Parameter category |
Details Specification |
Materials |
T2 copper (standard), TU1 oxygen-free copper (customized) |
Basic Specifications |
Thickness:3-30mm,Width: 10-280mm, Length:≤12m, Maximum Cross-sectional Area: 6000mm² |
Dimension Tolerance |
Thickness: ±0.05mm, Width: ±0.1mm, Length: ±0.5mm |
Electrical conductivity |
At 20℃, the resistivity is no more than 0.017241 Ω・mm²/m, and the conductivity is at least 98% IACS. |
Mechanical properties |
Tensile strength in the hard state ≥ 295 MPa, elongation ≥ 10%; Tensile strength in the soft state ≥ 275 MPa, elongation ≥ 30% |
Surface treatment |
Tin plating,Galvanizing (12.5 - 40μm), silver plating, passivation, powder coating, etc. The adhesion test of the grid test is qualified, and the salt spray test meets the standards. |
Insulation treatment |
Heat shrink tubing, plastic coating, powder coating, insulation strength ≥ 20 kV/mm |
Processing capacity for the copper busbar
Cutting: Precision ±0.5mm. Supports custom lengths ranging from 50mm to 12m. No burrs.
Bending: Angle error ≤±1°. Can process U-shaped, L-shaped, Z-shaped, etc. Minimum bending radius is 3 times the thickness.
Drilling: Hole diameter φ3 -φ20. Hole position tolerance ±0.1mm. Suitable for bolt connections. Adjustable press line depth.
Surface treatment: Uniform tin coating without leakage. Silver coating has excellent conductivity. Passivation for oxidation prevention. Powder coating for insulation and flame retardancy.
Heat treatment: Annealing to eliminate internal stress, enhancing ductility and conductivity, meeting complex forming requirements.
The application for copper busbar
Power System: High and low voltage switch cabinets, bus ducts, transformers, distribution equipment, used for power transmission and current collection.
New Energy: Charging stations, energy storage stations, photovoltaic inverters, new energy vehicle battery packs, capable of handling high current fast charging and energy storage transmission.
Industrial Manufacturing: Electrolysis smelting, electroplating, chemical caustic soda production, etc., ultra-high current scenarios, ensuring stable power supply.
Building and Lightning Protection: Building grounding systems, lightning protection projects, quickly conducting lightning and leakage currents, ensuring safety.
Rail Transit: Metro, high-speed rail power supply systems, suitable for frequent start-stop and high current transmission requirements.
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