Oct-16-2025
1. Material Properties
5182 aluminum sheet (Mg content 4.0-5.0%) is the preferred choice for lightweighting new energy vehicle battery trays due to its high elongation (≥12%) and tensile strength (≥275 MPa). Its Al-Mg-Mn alloy system forms
Sep-30-2025
Process optimization: A separate roughing and finishing strategy was adopted, with rough milling allowances controlled at 0.5-0.8mm. T73 aging treatment was performed before finishing to eliminate residual stress. PCD tools (rake angle 12°-15&
Sep-30-2025
Lamination Adhesion Technology: The lamination layer of 4343 aluminum foil for refrigerated car compartments utilizes a two-component polyurethane adhesive, applied with a 110-line anilox roller. The adhesive weight is controlled at 3.5-4.2 g/m².
Sep-30-2025
Laser Welding Parameters: For 3mm thick 5083 aluminum sheets, a fiber laser power of 4Kw and a welding speed of 8m/min are recommended. Combining the CMT hybrid process significantly reduces spatter and improves efficiency. Heat input must be controlled d
Sep-26-2025
Optimized material pre-treatment: Laser cutting and constant temperature storage (humidity <60%, temperature 15-25°C) ensure surface defects on 5754 aluminum coils with a thickness tolerance of ±0.05mm, laying the foundation for high
Sep-26-2025
5052 aluminum coil offers the dual advantages of lightweighting and corrosion resistance in shipbuilding. With a density only one-third that of steel, it significantly reduces ship weight, improves fuel efficiency, and increases cargo capacity.Also, 5052
Sep-26-2025
Oxide Film Protection Mechanism: The dense Al₂O₃ oxide film (2-5μm thick) naturally forms on the surface of 5083 aluminum sheet, effectively blocking UV rays, salt spray, and acid and alkali corrosion. The measured corrosion rate in coastal areas i
Sep-26-2025
The primary difficulty in producing ultra-wide 3003 aluminum sheet lies in controlling uniformity during the melting and casting process. Large-sized aluminum ingots are prone to compositional segregation and thermal cracking during the casting process, r
Sep-26-2025
I. Melting and Pretreatment
6061 aluminum ingots are produced using a semi-continuous casting method, with a strictly controlled magnesium-silicon ratio (Mg 0.8-1.2%, Si 0.4-0.8%). The ingots are heated to 500°C before hot extrusion. The molds ar
Sep-19-2025
High-ductility automotive steel coils achieve superplastic formability through optimized alloy composition and microstructure. Their elongation is over 40% higher than traditional materials. Combined with hot stamping, they can precisely shape complex geo
Sep-19-2025
Automotive steel coil, with its excellent formability, is an ideal material for stamping. Its uniform thickness tolerance and stable mechanical properties meet the high-precision stamping requirements of complex body parts. The ductility imparted by the h
Sep-19-2025
Customized automotive steel coils, precisely tailored to automaker needs, have become a core element of competitive differentiation. Brands like BBN offer customizable solutions with thicknesses ranging from 0.2mm to 6.0mm, supporting diverse applications
Sep-19-2025
Eco-friendly automotive steel coils achieve green manufacturing through low-carbon metallurgical processes, and their low carbon emissions create a natural synergy with green coatings.The dense oxide scale structure on the surface of environmentally frien
Sep-19-2025
Hot-rolled automotive steel coil, with its excellent mechanical properties, is an ideal material for automotive chassis manufacturing. Its high strength effectively withstands the complex loads experienced during driving, while its excellent ductility ens
Sep-12-2025
Precision Performance
Cold-rolled automotive steel coils achieve micron-level surface accuracy (Ra ≤ 0.3μm) and ultra-low springback, enabling the one-step forming of complex vehicle body structures. Dimensional tolerances are controlled wi
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