Hot Rolled Aluminum Coil
Hot Rolled Aluminum Coil Manufacturer
Industrial Grade | OEM Supplier | ASTM / EN / GB Certified | Global Supply
Product Overview
Hot Rolled Aluminum Coil is produced from high-purity aluminum ingots through controlled melting, continuous hot rolling, and industrial finishing processes.
It is used in industrial applications where forming stability and mechanical consistency are critical.
Typical requirements include:
- Stable stamping and deep drawing performance
- Controlled internal stress for dimensional accuracy
- High elongation for complex forming processes
- Consistent mechanical behavior in mass production
Common application sectors include automotive components, marine structures, construction systems, and industrial equipment manufacturing.
How Buyers Evaluate This Product
In global industrial sourcing, purchasing decisions are usually based on process stability and supply risk control, not only specifications.
Buyers typically focus on:
- Whether material performance remains stable across batches
- Whether production parameters are controlled and traceable
- Whether inspection results are consistent over time
- Whether supply can support long-term production continuity
To support these requirements, our system is designed around process control and traceability rather than single-batch delivery.
Manufacturing Capability
We operate an integrated aluminum production system covering:
- Alloy melting and refining
- Continuous hot rolling production
- Online thickness monitoring
- Surface inspection and finishing control
Production Capacity
- Annual capacity: 50,000 – 100,000 metric tons
- Monthly output: 3,000 – 8,000 metric tons
- Coil weight: 2 – 8 tons
- Thickness range: 1.2 – 12.5 mm
- Width range: 600 – 2200 mm
Process Control Systems
- AGC automatic gauge control system
- Laser thickness measurement with closed-loop correction
- Continuous descaling system
- Automated surface defect detection
Quality Control & Traceability
Quality control is implemented throughout the full production cycle.
Raw Material Control
- Certified aluminum ingots from qualified suppliers
- Controlled furnace refining process
- OES (Optical Emission Spectrometer) testing for every heat batch
Traceability System
Each coil is assigned a unique Heat Number linked to:
- Raw material batch records
- Furnace and rolling process parameters
- Laboratory test results (chemical & mechanical)
- Final Mill Test Certificate (EN 10204 3.1)
Mechanical Properties
Mechanical properties vary depending on alloy and temper condition.
|
Alloy |
Tensile Strength (MPa) |
Yield Strength (MPa) |
Elongation (%) |
|
1050 / 1060 |
60 – 110 |
≥30 |
≥20 |
|
3003 |
95 – 145 |
≥40 |
≥15 |
|
5052 |
170 – 310 |
≥80 |
10 – 25 |
|
5083 |
275 – 310 |
≥125 |
10 – 20 |
Standards & Independent Inspection
Production follows internationally recognized standards:
- ASTM B209 (USA)
- EN 485 (Europe)
- GB/T 3880 (China)
Inspection Options
- SGS third-party inspection
- Bureau Veritas (BV) inspection
- Customer-designated inspection agencies
Surface Quality Control
Available surface conditions
- Mill Finish
- Descaled Surface
- Skin-Passed Surface
Inspection Process
- Automated surface defect detection system
- Manual QC verification before shipment
- Dimensional inspection per production batch
Flatness & Processing Stability
Flatness is controlled through process engineering:
- AGC closed-loop thickness control
- Roll crown adjustment system
- Controlled coil winding tension
This helps reduce processing issues such as:
- Edge wave during stamping
- Coil deformation during uncoiling
- Surface inconsistency in coating lines
Alloy Selection Guide
|
Alloy |
Key Characteristics |
Typical Applications |
|
1050 / 1060 |
High conductivity, corrosion resistance |
Electrical systems, heat exchangers |
|
3003 |
Good formability, weldability |
Roofing, tanks, cookware |
|
5052 |
High fatigue strength |
Automotive panels, fuel tanks |
|
5083 |
Marine-grade corrosion resistance |
Shipbuilding, offshore structures |
Industrial Applications
Automotive Industry
- Structural stamping parts
- Body panels requiring stable forming performance
Construction Industry
- Roofing systems
- Curtain wall structures
Marine Engineering
- 5083 alloy used for hull structures and offshore equipment
Industrial Equipment
- Electrical enclosures
- Pressure vessel components
Global Supply Experience
We supply aluminum coils to industrial markets worldwide:
Middle East
Infrastructure and construction projects
Southeast Asia
Manufacturing and automotive industries
South America
Industrial processing and distribution sectors
Europe
EN-standard engineering applications
Quality Documentation
Each shipment includes:
Mill Test Certificate (EN 10204 3.1)
Chemical composition report
Mechanical property report
Production traceability record
Third-party inspection can be arranged before shipment if required.
Packaging & Export Protection
To ensure transport safety:
Moisture-resistant kraft paper + PE film wrapping
Steel strapping on reinforced pallets
ISPM 15 fumigated wooden cases (optional)
Container loading optimization to reduce movement
MOQ, Lead Time & Commercial Terms
MOQ: 5–10 metric tons per specification
Lead time:
- Standard: 7–15 days
- Custom: 15–30 days
Payment terms: T/T or L/C at sight
OEM long-term supply agreements available
Procurement Risk Control & Buyer Assurance
To support industrial procurement decisions, the following controls are implemented:
Full batch traceability via Heat Number system
Laboratory testing for every production batch
Optional third-party inspection before shipment
Controlled production parameters for batch stability
Inquiry Support
To provide accurate quotation and technical recommendation, please share:
Alloy grade
Thickness and width
Application scenario
Destination country
FAQ
Q: What is the difference between hot rolled and cold rolled aluminum coil?
A: Hot rolled coil has lower internal stress and better formability, while cold rolled coil offers higher surface finish and tighter dimensional tolerance.
Q: What are your main alloy grades?
A: We supply 1050, 1060, 3003, 5052, and 5083 aluminum alloys.
Q: Do you have real application experience?
A: Yes, our materials are widely used in automotive, construction, marine, and industrial manufacturing sectors.
Q: Do you provide quality certificates?
A: Yes, we provide Mill Test Certificate (EN 10204 3.1) and full inspection reports.
Q: Can third-party inspection be arranged?
A: Yes, SGS or BV inspection is available before shipment.
Q: What is your MOQ?
A: Typically 5–10 tons per specification.
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