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Jaké možnosti přizpůsobení jsou k dispozici u služeb ohýbání hliníku?
Aktualizováno: Září 15, 2025
6 minut čtení

Jaké možnosti přizpůsobení jsou k dispozici u služeb ohýbání hliníku?

High-quality auto component manufactured by Sinoextrud
Sinoextrud Auto Component Product

When I first tried to order bent aluminum parts, I didn’t realize how many things could go wrong. Too sharp? It cracked. Wrong angle? Scrap. I learned the hard way.

Aluminum bending services offer multiple customization options including alloy selection, bend radius, material thickness, bending angle, surface finish, and production volume to meet diverse industrial needs.

Let me explain how I handle these choices now, and how you can avoid common pitfalls.

What customization options are available in aluminum bending?

When I work with clients who need aluminum parts bent to precise specs, the first thing I ask is: “What are your constraints?” Most don’t know how many variables they can control.

Aluminum bending customization includes alloy type, bend radius, material thickness, bend angle, surface treatment, and tolerance levels. Each affects performance, appearance, and cost.

Automatic Extrusion Machine showcasing high-tech design and functionality
State-of-the-Art Automatic Extrusion Machine

To help clients understand this, I break the options down into key categories:

1. Alloy Type

Not all aluminum bends the same. I usually suggest 6063-T5 or 6061-T6. The softer the alloy, the easier the bend—but it might be weaker. For tighter radii or complex bends, I often use 5052 because it’s more ductile.

2. Bend Radius

This refers to how tight the bend is. We use terms like 1.5D or 3D, where "D" is the diameter of the tube or thickness of the sheet. A smaller bend radius looks neater, but risks cracking if the material isn’t right.

Bend Radius Type Popis Nejlepší použití
Sharp (1.5D) Tight bend, high stress Visual applications
Standard (2-3D) Vyvážený General industrial parts
Large (4D+) Gradual bend Thick or brittle materials

3. Material Thickness

From thin sheets (under 2mm) to thick tubes (10mm+), the thickness affects everything: bend radius, machine type, and springback. I always ask for exact thickness early on, or we risk mis-bending the part.

4. Angle & Complexity

90°, 45°, U-shapes, or even complex S-bends—I’ve seen it all. But each extra angle adds risk. I always prototype complex bends first to make sure they won’t collide or twist during forming.

5. Surface Finish

Some clients want anodized or powder-coated parts after bending. But did you know certain finishes crack or peel if done before forming? We typically bend first, finish later.

6. Quantity & Production Scale

One-off prototype or 10,000-unit batch? The answer affects tooling choice. For large runs, I often invest in custom dies. For low-volume, I stick to modular tooling.

Using the wrong aluminum alloy can lead to cracking during bending.Pravda

Some alloys, like 6061-T6, are more prone to cracking under tight bends.

Any aluminum alloy can be bent to a sharp radius without cracking.False

Only certain alloys with higher ductility can handle sharp bends. Others require larger radii or soft temper.

How to submit a custom bending request?

When a customer emails me asking “Can you bend this?” with no drawing, I know we’re in for a long back-and-forth. The clearer your submission, the faster your quote.

To submit a custom aluminum bending request, provide a technical drawing or 3D model, material specifications, bend details, surface finish requirements, and target quantity.

Automatic Extrusion Machinery for Industrial Use
High-Performance Industrial Extrusion Equipment

Here’s my checklist for clients submitting a bending request:

Must-Have Items

  • Drawing or CAD file
    PDF for quick review, STEP or IGES for CAD. Always label bend angles and radii.

  • Material specs
    List the alloy (e.g. 6063-T5), thickness, and desired length.

  • Bend geometry
    Specify how many bends, their direction, angles, and spacing. Mark any critical areas.

  • Povrchová úprava
    Anodized, raw, or powder-coated? Mention whether finishing is needed before or after bending.

  • Množství
    Prototypes or production? This determines tooling costs.

Optional but Helpful

  • Tolerance levels (if tight)
  • Packaging preferences
  • Certification needs (ISO, RoHS, etc.)
Document Účel
Drawing (PDF) Quick visual check
3D Model (STEP) Machine programming
BOM (if part of an assembly) Contextual understanding

Without these, I have to guess—and that never ends well.

Providing a STEP file can speed up the bending quotation process.Pravda

3D files allow direct CAM programming and machine setup.

You only need to describe your part in words to get an accurate bending quote.False

Lack of drawings or CAD files leads to miscommunication and incorrect quotes.

How do custom bending services handle complex geometries?

Not all parts can be bent in one shot. When I see a drawing with five overlapping bends, I know it’s going to need careful planning.

Complex geometries are handled using multi-step bending, custom tooling, simulation, and design reviews to prevent cracking, deformation, or interference.

Here’s how I typically approach these:

Step-by-Step Bending

We often do one bend, remove the part, rotate or reposition it, then do the next. This reduces interference and ensures precision. But it takes time.

Tooling Adjustments

Mandrels, dies, and clamping jigs help maintain shape. For hollow profiles, internal supports are a must to avoid collapsing.

Design-for-Bendability (DFB)

Before production, I usually run a DFB check. Are bends too close? Is the part too long for our brake press throat? Does the bend overlap a hole?

Simulace

For high-precision parts, we simulate stress points. Tools like SolidWorks or Inventor help spot issues before making costly mistakes.

Problém Řešení
Bend overlaps hole Add relief cut or move hole
Crack near corner Increase bend radius or switch alloy
Tool collision Change bend sequence or use segmented tooling

Surface Protection

For aesthetic parts, I wrap the aluminum or use protective film before bending. If not, dies can scratch the surface.

Complex aluminum bends often require simulation or step-by-step planning to avoid deformation.Pravda

Without planning, compound bends can distort, crack, or collide with tooling.

All aluminum parts can be bent in one continuous operation regardless of geometry.False

Complex parts often need repositioning, custom jigs, or multiple bending passes.

What are typical lead times for custom bending orders?

Clients often ask, “How fast can you ship?” My answer: “It depends on how well you prepare your request.”

Lead times for custom aluminum bending typically range from 3 days for simple parts to 15–30 days for complex or large orders.

Here’s what affects lead time:

1. Complexity

More bends = more time. Add post-processing (anodizing, CNC, packaging), and it stacks up.

2. Volume

A single prototype can be done in 3–5 days. But 10,000 pieces with jigs and QC? That’s 2–3 weeks minimum.

3. Tooling

If we need to build custom dies or mandrels, it adds 5–10 days. I always flag this early.

4. Material

If we have stock, we start next day. If not, sourcing takes 3–7 days depending on alloy.

Order Type Typical Lead Time
One-off prototype 3-5 dní
Small batch (100 pcs) 7-10 dní
Medium batch (1000 pcs) 15–20 days
Large batch + finishing 20–30 days

How to Speed It Up

  • Send clean files (STEP, DXF)
  • Choose common alloys (6063, 6061)
  • Use standard radii and angles
  • Be clear about finish
  • Approve the quote and drawing fast

Complex aluminum bending orders with finishing may take up to 30 days to deliver.Pravda

Tooling, finishing, and QC steps increase total turnaround time.

Simple aluminum bending orders can never be completed in less than 10 days.False

With in-stock materials and standard setups, simple jobs can ship in 3–5 days.

Závěr

Aluminum bending may look simple, but the details matter. From alloy selection to bend angles and surface finish, every choice affects quality and lead time. By preparing a clear request and understanding the process, you’ll get better results, faster.

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