What is 1100 aluminum coil?

1100 aluminum coil refers to a type of aluminum coil that is made primarily from aluminum alloy 1100. Aluminum alloy 1100 is a commercially pure aluminum alloy that contains 99.00% aluminum and has good corrosion resistance, excellent formability, and high thermal conductivity.

1100 aluminum coils are often used in various applications such as chemical processing equipment, food industry containers, storage tanks, and architectural flashings and trim.

1100 aluminum coil
1100 aluminum coil

Composition of chemical elements in 1100 aluminum coil

  • Aluminum (Al): 99.00% min
  • Copper (Cu): 0.05% max
  • Iron (Fe): 0.40% max
  • Magnesium (Mg): 0.05% max
  • Manganese (Mn): 0.05% max
  • Silicon (Si): 0.95% max
  • Zinc (Zn): 0.10% max

1100 aluminum coil mechanical performance parameters

The mechanical properties of 1100 aluminum coil depend on factors such as the temper (heat treatment) and thickness of the coil. Here are some typical mechanical properties for 1100 aluminum coil in the H14 temper (other temper designations can have different properties):
  • Tensile strength: 110-145 MPa (16,000-21,000 psi)
  • Yield strength: 75-110 MPa (11,000-16,000 psi)
  • Elongation: 5-12%
  • Modulus of elasticity: 69 GPa (10,000 ksi)
  • Hardness (HB): 32-45

What are the applications of 1100 aluminum coils

1100 aluminum coils are commonly used in various applications where a combination of good corrosion resistance, high formability, and excellent thermal conductivity are required. Here are some examples of applications where 1100 aluminum coils are often used:

  1. Chemical processing equipment: 1100 aluminum coils are used to make tanks, pipes, and other equipment used in chemical processing due to their excellent resistance to corrosion by a wide range of chemicals.
  2. Food industry containers: 1100 aluminum coils are used to make food storage containers, packaging, and kitchen utensils due to their high purity, corrosion resistance, and non-toxicity.
  3. Heat exchangers: 1100 aluminum coils are often used in heat exchangers due to their excellent thermal conductivity, which allows for efficient heat transfer.
  4. Architectural flashings and trim: 1100 aluminum coils are used in architectural applications such as roofing, gutters, and window frames due to their formability, corrosion resistance, and aesthetic appeal.
  5. Electrical applications: 1100 aluminum coils are used in electrical applications such as transformers and wiring due to their high electrical conductivity and low cost compared to other conductive materials.