Curved Aluminum Extrusion Process Overview
Curved aluminum extrusion can be bent into various shapes such as C-shape, U-shape, S-shape, elliptical, full circle, and bread arc. Customers can choose custom designs based on their requirements.
Process Overview
The aluminum profile bending process, also known as curved aluminum extrusion or aluminum profile stretch bending, involves using a stretch bending machine to customize and stretch aluminum alloy profiles to achieve a specific curvature. This bending process falls under the category of cold working processes. Simply put, it involves cold pressing and rolling to bend the profiles.
The curved aluminum extrusion profile industry has developed extensively, leading to a wide range of applications. This diversity has resulted in increasingly varied and specific customer demands. Profiles processed through bending are more suitable for specialized equipment or industries, leading to a growing market demand for bent aluminum profiles.
| Item | OEM/ODM Aluminum extrusion profile | |||||||
| Material | Aluminum Alloy 6000/7000 series , such as 6005,6061,6063,6082,6463,7075,etc. | |||||||
| Temper | T5/T6 | T5/T6 | T6/T6511 | T6/T6511 | T5 | T6/T6511 | T4/T6 | T4/T6 |
| Size/Thickness | General profiles thickness from 0.8 to 5.0mm, length from 3m-6m or customized available; Anodize protection film thickness from 8~25 um, powder coating from 40 ~ 120 μ; | |||||||
| Surface | Mill finish | Clean anodized | Matt anodized | Chemcial polished | Machinery Polish | Brushed | Powder Coating | 3D Wooden grain |
| Treatment | ||||||||
| Profile Shape | Square/Round/ Rectangular/Hollow/Pentagon/Hexagon/Trapezoid/Diamond/Tube /L-Profile/U-profile or any customized design | |||||||
| Color | Clean / Matt/Anodized/Powder coating/Customized color | |||||||
| Deep Processing | 90 degree, 45 degree and any degree cutting, punching, drilling, bending, welding, milling, CNC, etc. | |||||||
| Window/door/fenster | Sliding, awinging, casement, thermobreak window/door | |||||||
| Aluminum with glass | Clearn float, lamited, tempering, Low-E Coated glassess. | |||||||
| Application | Industrial, Aluminum Enclosure, Advertising Equipments, Office Furniture and Partitions, Windows & Door, curtain walls, ceiling, Heat sink, LED strip, Standard Profile, Medical equipment, DIY Equipment/ Furniture, electric products; | |||||||
| OEM | Customized aluminium profiles are available. | |||||||
| Certification | SGS /TUV - ISO9001:2008 | |||||||
| Warranty | Surface color can be stable for 10-20 years indoor using | |||||||
| Free sample | Available | |||||||
| MOQ | 1000kgs | |||||||
| Lead time | 20-25 days | |||||||

Processing Principle
Based on the comprehensive maximum values of the elasticity, yield rate, and elongation rate of the aluminum profile raw materials, appropriate tensile force is applied. During the control process, the neutral layer position of the material is changed, and it is stretched to the required curvature. It is crucial to ensure that the surface of the stretched aluminum profile remains flat and smooth.

Features of GNEE Aluminum Profiles
Customizable Cutting: Length range from 50-6000mm with cutting precision of ±0.5mm.
Threading Capabilities: Can be threaded with through holes, blind holes, and countersunk holes.
Sales Options: Available for sale in whole lengths or assembled into frames.
These features ensure that GNEE aluminum profiles can be tailored to meet diverse requirements, making them suitable for various applications.
Advantages of GNEE.
Higher R&D skills on mold cutting, extrusion processing, surface treatment, packing and loading.
Strictly QC systems among the whole production line, quality control is put in the core position of our production for processing.
7/24 online service patient and professional, timely response
Customized Production shows our capability in product design and process control
TT, LC, DP, OA, Paypal all can accept
OEM service, personalized customization


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