Aluminum spacer bar

High-Frequency Welding Aluminum Spacer Bars for Insulating Glass (hereinafter referred to as “Aluminum Spacer Bars”) are high-performance aluminum products specifically developed for use in insulating glass. These bars are made from high-purity aluminum strips, formed by high-frequency welding. They exhibit excellent compatibility with other materials used in insulating glass.

Product Technical Requirements

  • Wall Thickness: maximum deviation of ±0.025 mm for the peripheral wall thickness.
  • Bend Quality: The product must be free from hard bends and side bends (except for natural free-hanging curvature).
  • Appearance: The surface must be smooth and even, without dents, impacts, or uneven pores.
  • Sizes: 4A-40A

Packaging

  • Packed in cartons, with a requirement for a neat, straight appearance without twists or exposed areas.

Storage and Transportation

  • Storage: Must adhere to the “Six Standards”: organized by plan, batch, name, type, specification, and dimension; and the “Six No’s”: no contact with the ground, no moisture, no damage, no impacts, no corrosion, and no loss. Proper storage is essential.

Transportation: Follow GB/T 3199 standards

SpecificationWidth (mm)Height (mm)Length (m)Packaging Method
6A5.5±0.10≥6.55±0.01Carton box, or as agreed upon by both parties
9A8.5±0.10≥6.55±0.01
12A11.5±0.10≥6.55±0.01
15A14.5±0.10≥6.55±0.01
18A17.5±0.10≥6.55±0.01
20A19.5±0.10≥6.55±0.01
24A23.5±0.10≥6.55±0.01
29A28.5±0.10≥6.55±0.01
Remark: Spacer sizes cover 4A-40A,more sizes please contact with us.

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