1100 Aluminum Alloy Coil — Outstanding Formability for Industrial Spinning

In search of a highly reliable manufacturing factory for structural 1100 Aluminum Coil supplies? Shandong Gangpu Metal Products Co., Ltd. delivers high-end 1100 pure aluminum sheet rolls, wide mother coils, and precision spinning stock solutions expertly engineered to satisfy strict dimensional tolerances, reliable elongation profiles, and superior surface integrity compliant with international ASTM B209 standards.

Engineering & Material Insights: The 1100 Aluminum Coil Formability Matrix

The 1100 Aluminum Coil serves as the global engineering benchmark for specialized metal spinning, deep drawing, and complex metal forming applications. Belonging to the 1000-series commercially pure aluminum family, its distinctive physical capabilities are unlocked by maintaining a strict minimum aluminum concentration of 99.00%. Because the material retains an almost completely unalloyed matrix, it exhibits exceptional material ductility and lower yield strength limits compared to manganese-doped variants. These atomic characteristics mean that under massive localized rolling or forming pressures, the metal flows smoothly over tooling mandrels without work-hardening prematurely or tearing.

When sourcing a premium 1100 Aluminum Coil for automated CNC metal spinning or high-speed stamping systems, maintaining complete control over the annealing grain structure is critical to preventing structural failure. The soft annealed (O) temper variation is highly favored for deep, multi-pass rotational spinning. In operations forming hollowware, large lamp reflectors, or industrial tank heads, the metal sheets must bend evenly along both the longitudinal and transverse axes. Shandong Gangpu utilizes advanced horizontal annealing furnaces to guarantee isotropic grain distribution, ensuring your workshop achieves zero orange-peel textures or unpredictable wall-thinning during severe metal deformation.

1100 Aluminum Coil Technical Specifications

Technical Parameters	Specifications & Capabilities
Alloy Grade	1100 / Al99.0 / AA1100 / EN AW-1100
Material Profile	Industrial Spinning-Grade 1100 Aluminum Coil, Wide Mother Coil, and Deep Stamping Stock
Thickness Range	0.3mm – 6.0mm (Precision gauge rolls to heavy-duty mill blanks)
Width Profiles	100mm – 1600mm (Mill-accurate custom shearing and slit strip options)
Elongation Rate	≥ 25% (Optimized elongation capacity in soft annealed state)
Available Tempers	O (Soft Annealed), H12, H14, H16, H18, H24
Inner Core (ID)	300mm, 400mm, 505mm (Paper cores, iron cores, or custom aluminum sleeves)

Chemical Composition (%)

Al	Si + Fe	Cu	Mn	Zn	Mg	Ti	Others
≥ 99.00	≤ 0.95	0.05 – 0.20	≤ 0.05	≤ 0.10	≤ 0.05	≤ 0.05	≤ 0.15

Key Features of Our 1100 Aluminum Coil

• Outstanding Ductility & Forming Capabilities: The highly plastic nature of our annealed 1100 material ensures incredible elongation, allowing extreme rotational spinning thinning cycles without fracturing.
• Exceptional Surface Aesthetic Protection: Every 1100 Aluminum Coil order features strict oil-free, scratch-resistant surface management, keeping the finished spun components smooth for anodizing or polishing.
• Superb Corrosion Resistance: Naturally builds a highly stable micro-thin aluminum oxide barrier layer that withstands exposure to harsh industrial atmospheric gases and moisture.

Major Industry Applications

• Industrial Metal Spinning: Spun commercial lighting reflectors, large venturi cones, industrial fan cowlings, hollowware, and pressure vessel dome ends.
• Deep-Drawn Component Manufacturing: Stamped multi-layer storage cans, localized capacitor cylinders, deep electronic shielding enclosures, and metal bottles.
• Chemical & Thermal Processing: Chemical storage tank linings, food processing piping insulation jackets, stamped HVAC condenser fins, and broad heat-shield paneling.

Export Packaging & Global Delivery

Every commercial cargo volume of wide 1100 Aluminum Coil stock handled by Shandong Gangpu follows strict international maritime preservation guidelines. Coils are securely packaged utilizing standard “Eye to Sky” (vertical axis) or “Eye to Wall” (horizontal axis) loading configurations based on your warehouse crane requirements, mounted onto heavy fumigated wooden pallets.

Materials are completely enclosed in heavy-gauge multi-layer waterproof plastic film alongside active desiccant packets to eliminate transoceanic humidity damage. Structural timber bracing inside maritime containers prevents kinetic shifting over rough shipping routes. Mill Test Certificates (MTC) tracking mechanical properties are standard.

Frequently Asked Questions About 1100 Aluminum Coil

Q1: Why is an annealed 1100 Aluminum Coil specified for industrial metal spinning over 3003 grades?
A1: Industrial metal spinning involves heavy, localized shear deformation over a forming mandrel. While 3003 aluminum integrates manganese to bolster structural mechanical strength, this addition reduces the alloy’s maximum elongation and accelerates work hardening. A premium 1100 Aluminum Coil provides an unalloyed, pure aluminum crystal lattice, maximizing cold-forming ductility. This allows operators to execute deeper spinning draws and thinner wall profiles with lower tool pressure and zero structural tearing.

Q2: How does your mill ensure that wide 1100 Aluminum Coil stock will not experience earing or cracking during automated press lines?
A2: Material directional anisotropy (earing) is caused by uneven crystal grain orientation during aggressive cold rolling. Shandong Gangpu implements specialized cross-rolling passes combined with computerized intermediate annealing. This tightly regulates the microstructural recrystallization process of our 1100 Aluminum Coil, delivering isotropic mechanical forming properties along all layout orientations to eliminate uneven wall heights or edge splitting in your stamping press.