Higher Density for Greater Mechanical Strength
Our solid copper busbar differs from standard busbar in one key aspect. Its internal structure is completely solid. There are no voids or pores. This gives it higher density and strength. The manufacturing process uses higher press force. This compresses the material more thoroughly. The resulting bar withstands bending and impact better. It also handles higher mechanical loads. Our team has calibrated the press parameters carefully. Too little pressure and the density suffers. Too much pressure and the mold may wear. We found the right range through testing. Every batch runs with the same proven settings.
Dimensional Coverage and Material Specs
Solid busbar stock covers from 2.7mm to 12mm thick. Width spans 15mm to 125mm. Stock items: 12×120, 12×100, 10×125, 8×80, 6×60, 5×40, 4×30, 3×25. L prefix means L-shaped bend. Standard length 6000mm. Custom cutting available. Meets GB/T5585.1-2026. Copper purity Cu≥99.90%. Conductivity ≥97.3% IACS. Resistivity ≤0.0177 Ω·mm²/m. Density 8.9 g/cm³. Tensile strength 220–260 MPa. Yield strength ≥170 MPa. Hardness 65–90 HV. Elongation ≥17%.
Press Force Calibration for Density
Our team records every press setting. They track pressure, temperature, and speed. This data helps them maintain consistency. They also perform periodic density checks. This confirms the material meets specifications. The solid construction matters in heavy-duty applications. It resists deformation under load. It also provides better thermal conductivity. The lack of internal voids means heat spreads evenly. This reduces hot spots in high-current applications. Our workers also check surface condition. A dense material produces a smooth surface. This helps with contact quality.
Applications Requiring Mechanical Support
Solid copper busbar works well in demanding installations. Large distribution equipment uses it for main busbars. Industrial equipment with vibration benefits. Contact points that need repeated connections also use it. We supply heavy electrical equipment manufacturers. Export orders are increasing. We review drawings before production. During production, we provide progress updates. Packaging includes bubble film and strapping. Long items get pallets.
Solid copper busbar provides both electrical and mechanical performance. The dense structure supports heavy loads. The high conductivity ensures efficient power transmission.
Technical Parameters
|
Parameter |
Value |
|
Material Grade |
T2 Copper (Solid Hard-Temper) |
|
Copper Purity |
Cu≥99.90% |
|
Standard |
GB/T5585.1-2026 |
|
Electrical Conductivity |
≥97.3% IACS |
|
Resistivity (20°C) |
≤0.0177 Ω·mm²/m |
|
Density |
8.9 g/cm³ |
|
Tensile Strength |
220–260 MPa |
|
Yield Strength |
≥170 MPa |
|
Hardness |
65–90 HV |
|
Elongation |
≥17% |
|
Standard Length |
6000mm (cut to size) |
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