custom cnc aluminum mounting bracket with green anodizing-2

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Custom CNC Aluminum Mounting Bracket with Green Anodizing

Precision CNC-Milled Aluminum Bracket for OEM Mechanical and Electronic Assemblies

  • Description
  • What Is a Custom CNC Aluminum Mounting Bracket?
  • Main Features of This Type of Bracket
  • How Is This Aluminum Mounting Bracket Manufactured?
  • Why Is CNC Milling Suitable for Custom Aluminum Brackets?
  • Easy Design Changes
  • Good Control of Mounting Dimensions
  • Suitable for Repeat Production
  • Good Surface Quality

This custom CNC aluminum mounting bracket is designed for mechanical, electronic and equipment assemblies that require accurate mounting positions, custom cutouts and stable structural support.

The bracket is CNC machined from aluminum plate and can be customized with different hole patterns, slots, cutouts, thicknesses, tolerances and surface finishes.

The example shown features a large center opening, multiple mounting holes, two adjustment slots and a green anodized finish.

It can be used as a mounting plate, backplate, adapter bracket or structural support part in many OEM applications.

Customers can send us a 2D drawing or 3D CAD file for manufacturing review, DFM feedback and quotation.

A custom CNC aluminum mounting bracket is a precision-machined structural part used to connect, support, position or secure other components.

Unlike a standard bracket from a catalog, a custom bracket is made according to the customer’s own design.

The overall dimensions are not fixed.

The hole locations are not fixed.

The slot size, plate thickness, cutout shape, material and surface finish can all be changed.

This makes custom CNC brackets suitable for products where the installation space or mounting interface is unique.

The bracket shown in this example has a symmetrical open-frame shape.

The center area contains a large cutout.

This cutout can provide clearance for another component, cable routing, airflow or moving parts.

Several round holes are distributed around the bracket.

These holes can be used for screws, bolts, locating pins or other fasteners.

The two elongated slots at the top can provide limited adjustment during assembly.

This is useful when the final mounting position needs a small amount of movement.

The rounded outer corners and chamfered edges also help improve handling and appearance.

Custom CNC aluminum brackets can include many different features in one part.

Typical features include:

  • Custom outside profiles
  • Through holes
  • Threaded holes
  • Slotted holes
  • Large internal cutouts
  • Pockets
  • Counterbores
  • Countersinks
  • Chamfers
  • Edge breaks
  • Internal radii
  • External radii
  • Engraved part numbers
  • Laser marking
  • Custom anodized colors

The design can be adjusted according to the function of the final assembly.

For some projects, the bracket mainly provides structural support.

For other projects, the most important function may be accurate positioning.

Some parts may also need to provide clearance for wiring, cooling components or moving mechanisms.

Because of this, the manufacturing method must provide both flexibility and dimensional control.

CNC milling is often a good choice for these requirements.

This type of bracket is usually produced from aluminum plate by CNC milling.

The exact machining process depends on the geometry, tolerance, material and quantity.

A typical production process includes material preparation, CNC machining, deburring, inspection and surface finishing.

1. Material Preparation

The process starts with the raw material.

An aluminum plate is selected according to the customer’s drawing.

The plate is then cut into a suitable blank.

The blank is slightly larger than the final part so that enough material remains for machining.

Common aluminum grades include:

  • 6061
  • 6063
  • 6082
  • 7075
  • 2024
  • 5052

6061 is one of the most common choices for custom aluminum brackets.

It offers good machinability.

It also provides a good balance of strength, corrosion resistance and cost.

In addition, 6061 performs well with many anodizing processes.

7075 can be used when higher strength is required.

5052 may be considered for some applications where corrosion resistance or forming properties are more important.

The material should not be selected only by price.

Mechanical load, environment, finish requirements and machining cost should also be considered.


2. CNC Milling

After the material is prepared, the aluminum blank is fixed on a CNC machining center.

The CNC machine removes material according to the programmed toolpath.

For a bracket like this, the machining process may include several operations.

These may include:

  • Face milling
  • Outer contour milling
  • Inner contour milling
  • Pocket milling
  • Slot milling
  • Drilling
  • Boring
  • Tapping
  • Countersinking
  • Chamfering

The large central opening is usually machined by contour milling.

The outer shape is also milled from the aluminum plate.

Round holes can be drilled or bored depending on the required tolerance.

Slotted holes can be produced by end mills.

Chamfers can then be added around holes or edges.

Most flat brackets can be produced on a 3-axis CNC machining center.

However, the exact machine depends on the part design.

If a bracket has side holes, angled surfaces or features on several sides, 4-axis or 5-axis machining may be more efficient.


3. Deburring and Edge Finishing

After CNC machining, small burrs may remain around holes, slots and cut edges.

These burrs need to be removed.

Sharp edges may also need to be broken or chamfered.

This step is important for several reasons.

First, it improves handling safety.

Second, it helps the part fit more smoothly during assembly.

Third, a clean edge improves the appearance of the final anodized part.

If the bracket will be used in a visible area, edge quality becomes even more important.

For cosmetic parts, scratches and machining marks should also be controlled before surface treatment.


4. Dimensional Inspection

Important dimensions should be checked before surface finishing.

This is especially important for mounting brackets.

A bracket may look visually correct but still fail during assembly if the hole positions are wrong.

Typical dimensions to inspect include:

  • Hole diameter
  • Hole spacing
  • Slot width
  • Slot length
  • Distance between mounting holes
  • Overall length
  • Overall width
  • Thickness
  • Flatness
  • Position of the center cutout

Critical dimensions can be inspected separately from general dimensions.

This helps avoid unnecessary cost.

Not every dimension needs an extremely tight tolerance.

The tighter the tolerance, the more machining and inspection effort may be required.

For this reason, critical dimensions should be clearly marked on the drawing.


5. Surface Finishing

The example shown has a green anodized finish.

Anodizing is commonly used for aluminum parts.

It forms an oxide layer on the aluminum surface.

This can improve corrosion resistance and surface durability.

It can also provide a cleaner and more decorative appearance.

For colored anodizing, the surface can be dyed after anodizing.

Available finishes may include:

  • Clear anodizing
  • Black anodizing
  • Red anodizing
  • Blue anodizing
  • Green anodizing
  • Hard anodizing
  • Bead blasting + anodizing
  • Sandblasting + anodizing
  • Powder coating
  • Painting
  • Brushing
  • Polishing
  • Laser marking

The correct surface finish depends on the application.

For example, bead blasting before anodizing can create a more uniform matte appearance.

Hard anodizing may be selected when wear resistance is more important.

Powder coating may be a better option when a thicker coating or different appearance is required.

CNC milling is widely used for custom brackets because it offers a good balance between flexibility, precision and production efficiency.

It is especially useful when the product design is not suitable for standard brackets.


High Design Flexibility

A CNC-machined bracket can contain several different feature types in one part.

For example, one bracket may include:

  • Large cutouts
  • Mounting holes
  • Threaded holes
  • Slots
  • Pockets
  • Chamfers
  • Counterbores
  • Countersinks

These features can be produced directly from the CAD model.

This gives engineers more freedom when designing the mounting interface.

The bracket does not need to follow a standard shape.

It can be designed around the final product.

Product designs often change during development.

A hole may need to move.

A slot may need to become longer.

The center opening may need to be larger.

The thickness may need to change.

With CNC machining, many of these changes can be made by updating the CAD model and machining program.

A completely new production mold is usually not required.

This is one of the main reasons CNC machining is useful for prototypes and low- to medium-volume production.

Mounting brackets depend heavily on fit.

The part must align correctly with the mating components.

For this reason, hole position is often more important than the outside appearance of the bracket.

If the distance between two mounting holes is wrong, the customer may not be able to assemble the part.

If a slot is too narrow, the fastener may not fit.

If the center cutout is too small, it may interfere with another component.

CNC machining allows these dimensions to be controlled according to the drawing.

CNC machining is also suitable for repeat orders.

Once the machining program, fixture, tool selection and inspection method have been confirmed, the same process can be reused.

This helps improve consistency between batches.

For OEM customers, repeatability is often more important than making one perfect sample.

A supplier must be able to reproduce the same part again months later.

This requires stable process control.

CNC machining can produce clean edges and well-controlled features.

This is useful for both functional and visible components.

After machining, the part can also receive secondary finishing.

For example:

  • Bead blasting
  • Anodizing
  • Powder coating
  • Painting
  • Polishing
  • Brushing

The combination of machining and finishing allows the bracket to meet both functional and appearance requirements.

Where Are Custom Aluminum Mounting Brackets Used?

Custom aluminum brackets are used in many industries.

Their main function is to provide a stable mechanical interface between different components.


Electronics and Computer Equipment

Custom brackets can be used in electronic equipment where standard mounting hardware does not fit.

Typical applications include:

  • Cooling systems
  • Fans
  • Heat sinks
  • Water-cooling components
  • Electronic modules
  • Control boards
  • Computer hardware

The large center opening can provide space for cables, airflow or cooling components.

The lightweight aluminum structure also helps reduce overall system weight.


Motor and Motion Control Systems

Custom mounting plates are also used in motion systems.

Typical components include:

  • Servo motors
  • Stepper motors
  • Small electric motors
  • Gearboxes
  • Linear motion systems
  • Actuators

Slotted holes can provide adjustment during installation.

This can help align belts, couplings or other moving components.


Sensors and Measurement Equipment

Precision mounting brackets are often used with sensors and instruments.

Applications may include:

  • Cameras
  • Encoders
  • Optical components
  • Sensors
  • Measurement devices
  • Testing equipment

In these applications, positioning accuracy can be important.

A small hole-position error may affect alignment or measurement performance.


Automation and Industrial Equipment

Custom brackets are also widely used in industrial machinery.

Examples include:

  • Automation systems
  • Robotics
  • Fixtures
  • Assembly equipment
  • Packaging machines
  • Inspection systems
  • Testing machines

These projects often require small or medium quantities of special components.

CNC machining is well suited to this type of demand.


Consumer and Commercial Products

Some custom brackets are used in products where appearance is also important.

Applications may include:

  • Audio equipment
  • Premium electronics
  • Sports equipment
  • Custom hardware
  • DIY systems
  • Commercial devices

For these parts, anodizing can provide both protection and visual appeal.


Customization Options

This product is not limited to the size or shape shown in the image.

We can manufacture custom versions according to your drawing.


Material Options

Available aluminum grades include:

  • 6061
  • 6063
  • 6082
  • 7075
  • 2024
  • 5052

Other metals can also be machined.

These may include:

  • Stainless steel
  • Carbon steel
  • Brass
  • Copper
  • Titanium alloy

Engineering plastics can also be used for some applications.

The correct material should be selected according to strength, weight, corrosion resistance, cost and operating environment.

material-and-surface-finishes.png


Size and Geometry

Customers can customize:

  • Overall length
  • Overall width
  • Plate thickness
  • Hole diameter
  • Hole spacing
  • Slot width
  • Slot length
  • Center cutout
  • Outer profile
  • Corner radius
  • Chamfer size
  • Thread size

We manufacture according to customer drawings.

There is no fixed standard size.


Tolerance Options

Tolerance requirements can also be customized.

General dimensions can use standard machining tolerances.

Critical dimensions can use tighter tolerances.

For suitable precision features, our machining capability can reach approximately ±0.005 mm.

However, this tolerance should not be applied to every feature unless necessary.

Very tight tolerances can increase:

  • Machining time
  • Tooling cost
  • Inspection time
  • Scrap risk
  • Overall unit cost

A better approach is to apply tighter tolerances only to dimensions that affect function or assembly.


Surface Finish Options

surface-finish.png

Available surface treatments include:

  • As machined
  • Bead blasting
  • Sandblasting
  • Clear anodizing
  • Black anodizing
  • Colored anodizing
  • Hard anodizing
  • Powder coating
  • Painting
  • Brushing
  • Polishing
  • Laser marking

Different finishes provide different benefits.

For example, anodizing is commonly used for corrosion resistance and appearance.

Hard anodizing is often selected for improved surface wear resistance.

Bead blasting is commonly used before anodizing to create a more uniform matte finish.


OEM Manufacturing

oem-odm-custom-manufacturing.png

We support OEM manufacturing based on customer drawings.

Customers can provide:

  • 2D drawings
  • 3D CAD files
  • Material specifications
  • Tolerance requirements
  • Surface finish requirements
  • Inspection requirements
  • Packaging requirements

We manufacture the part according to the approved design.

Common CAD formats include:

  • STEP
  • STP
  • IGES
  • IGS

Other standard engineering formats can also be reviewed.


ODM and DFM Support

Some customers already have a complete design.

Others may still be developing the product.

For projects that are not fully finalized, we can provide DFM feedback.

DFM means Design for Manufacturability.

The purpose is to check whether the part can be produced efficiently and reliably.

Our engineers may review:

  • Internal corner radius
  • Hole diameter
  • Hole depth
  • Hole-to-edge distance
  • Wall thickness
  • Slot width
  • Tool access
  • Part stiffness
  • Tolerance requirements
  • Surface finish allowance
  • Fixture conditions
  • Machining accessibility

If we find a feature that may cause a problem, we can discuss it before production.

For example, a very small internal corner radius may require a much smaller cutting tool.

A smaller tool is less rigid.

This may reduce machining speed and increase machining time.

Another example is an unnecessary tight tolerance.

If a general mounting hole is specified with an extremely tight tolerance, the manufacturing cost may increase without improving the final product.

DFM review can help identify these issues before material is cut.


CNC Milling vs Other Manufacturing Processes

CNC milling is not always the best process.

The correct process depends on part geometry, tolerance, quantity and cost target.

Below is a simple comparison.

Process

CNC Milling

Stamping

Laser Cutting

Die Casting

Tooling cost

Low

High

Low

High

Design flexibility

High

Medium

High

Medium

Design changes

Easy

More difficult

Easy

More difficult

Precision

High

Good

Moderate

Moderate

3D features

Excellent

Limited

Very limited

Good

Threaded holes

Easy

Secondary process often needed

Secondary process needed

Secondary machining may be needed

Prototype suitability

Excellent

Poor

Good

Poor

Small batch suitability

Excellent

Moderate

Good

Poor

Large volume suitability

Moderate

Excellent

Good

Excellent


CNC Milling vs Stamping

Stamping is very efficient for large quantities.

Once the tooling has been made, the cycle time can be very short.

However, the initial tooling cost is higher.

Design changes may also require tooling changes.

CNC machining is usually more flexible.

It does not require dedicated stamping dies.

For low to medium quantities, CNC machining can often be more economical.

CNC machining is also better when the part includes pockets, threaded holes or other machined features.


CNC Milling vs Laser Cutting

Laser cutting is very effective for simple flat profiles.

It can cut external shapes and holes quickly.

However, laser cutting mainly creates 2D features.

If the part requires counterbores, threads, pockets, chamfers or precision bores, additional machining may still be needed.

CNC milling can complete more features in one machining process.


CNC Milling vs Die Casting

Die casting is suitable for high-volume production.

It can produce complex shapes quickly after the mold is completed.

However, die casting requires a significant tooling investment.

It may not be economical for low quantities.

Critical dimensions may also require secondary CNC machining.

CNC machining is usually more suitable for prototypes, engineering development and smaller production runs.


When Should You Choose CNC Milling?

CNC milling is usually a good choice when:

  • The product is still under development
  • The design may change
  • The quantity is low or medium
  • The part has many holes and slots
  • Hole position is important
  • The part requires threaded holes
  • The part contains pockets or steps
  • The part requires good dimensional control
  • Several versions of the same part are needed

For very high-volume production, another process may eventually provide a lower unit cost.

The best process should be selected based on the full project, not only the unit price.


Common Problems for Mechanical Engineers

Mechanical engineers usually care about fit, function and manufacturability.

Common problems include:

  • Hole positions do not align
  • Internal corners are too small
  • Wall sections are too thin
  • Hole-to-edge distance is too small
  • Tolerances are unnecessarily tight
  • The bracket deforms during machining
  • The design interferes with another component
  • Surface finish thickness is not considered

These problems can lead to assembly failure or higher machining cost.


Our Solution for Engineers

We review the drawing before production.

If a feature may create a machining risk, we can point it out.

For example, we may suggest:

  • Increasing an internal radius
  • Increasing a wall thickness
  • Changing a hole position
  • Relaxing a non-critical tolerance
  • Adding machining access
  • Adjusting surface finish allowance

The goal is not to change the customer’s design without reason.

The goal is to reduce manufacturing risk while keeping the required function.


Common Problems for Purchasing Teams

Purchasing teams often have different concerns.

They may care more about:

  • Supplier reliability
  • Lead time
  • Price stability
  • Communication
  • Batch consistency
  • Inspection reports
  • Surface finish consistency
  • Delivery schedule

Another common problem is supplier coordination.

A buyer may need one supplier for machining.

Another supplier may handle anodizing.

A third supplier may handle assembly.

This creates more communication and more supply risk.


Our Solution for Purchasing Teams

We can support multiple processes within one project.

A typical workflow may include:

Material → CNC Machining → Deburring → Surface Finishing → Inspection → Assembly → Packaging

This reduces the number of suppliers that the purchasing team needs to manage.

It can also make responsibility clearer.

If a finished part has a problem, the customer does not need to coordinate between several separate suppliers.


Common Problems for Product Developers

Product developers often change designs several times before the product is finalized.

This is normal.

The first prototype may reveal:

  • Incorrect hole positions
  • Interference
  • Insufficient clearance
  • Weak areas
  • Assembly problems
  • Unnecessary material

If expensive production tooling is made too early, design changes become costly.


Our Solution for Product Development

CNC machining is well suited to product development because the design can be updated quickly when the assembly is still being refined.

During early testing, customers may find that a mounting hole needs to be moved, a slot needs to be extended, or the center cutout needs more clearance.

The bracket can then be updated according to the latest CAD model or drawing.

This allows engineers to test the actual part with the mating components and check:

  • Hole alignment
  • Assembly clearance
  • Installation space
  • Structural stiffness
  • Fastener access
  • Part weight
  • Overall fit

If a problem is found, the design can be revised before the next production batch.

CNC machining also makes it easier to produce different design versions during development.

For example, one version may use a different hole pattern, while another may use a larger cutout or a different plate thickness.

Once the final design is confirmed, the same machining method can continue into repeat production.

The machining program, fixture, tool selection and inspection method can then be standardized to improve consistency between batches.


Common Problems for OEM Manufacturers

OEM customers usually need long-term production.

Their concern is not only whether one sample can be produced.

They also need to know whether the same quality can be maintained over time.

Important requirements may include:

  • Stable dimensions
  • Repeatable quality
  • Consistent anodizing
  • Revision control
  • Inspection records
  • Production capacity
  • Reliable delivery

A supplier may produce one good sample.

That does not automatically mean the supplier can control 1,000 or 10,000 parts.


Our Solution for OEM Production

For repeat production, we control the machining process and inspection requirements.

Confirmed production methods can be reused for future orders.

FAI can also be provided when required.

Critical dimensions can be identified and checked during production.

For long-term programs, this helps reduce variation between different production batches.


Custom CNC Bracket vs Standard Bracket

A standard bracket is usually cheaper when it already matches the application.

However, many products have unique installation requirements.

A standard bracket may create several problems.

It may require extra adapter plates.

It may not fit the available space.

The hole locations may be wrong.

It may also add unnecessary weight.

A custom CNC bracket can be designed specifically for the assembly.

Possible custom features include:

  • Custom mounting patterns
  • Non-standard hole positions
  • Special center openings
  • Adjustment slots
  • Custom thickness
  • Lightweight cutouts
  • Custom colors
  • Customer logos
  • Part numbers
  • Assembly references

A well-designed custom bracket can also combine several separate parts into one component.

This can simplify assembly.


How to Compare CNC Machining Suppliers

The lowest unit price is not always the best choice.

A supplier should be evaluated based on the complete production process.


1. Machining Capability

Can the supplier produce the required geometry?

Can the supplier machine the required material?

Can the supplier achieve the required tolerances?

These questions are more important than simply asking how many machines the factory has.


2. Inspection Capability

A supplier cannot reliably control a dimension if they cannot measure it.

For precision brackets, the supplier should have suitable inspection equipment.

This may include:

  • CMM
  • Optical measurement equipment
  • Micrometers
  • Height gauges
  • Thread gauges

The inspection method should match the tolerance.


3. Surface Finish Control

Surface finish is especially important for visible aluminum brackets.

Poor control can cause:

  • Color variation
  • Scratches
  • Uneven blasting
  • Anodizing marks
  • Cosmetic defects

The supplier should understand both machining and finishing requirements.


4. Repeatability

Repeat orders should match previous production.

This requires stable:

  • CNC programs
  • Fixtures
  • Tooling
  • Inspection standards
  • Surface finish specifications

Repeatability is very important for OEM customers.


5. Engineering Communication

A good machining supplier should not only quote the drawing.

They should also understand what may be difficult to manufacture.

Useful engineering communication can prevent problems before production.

This can save more money than choosing the lowest quotation.


About Our Factory

precision-cnc-machining-capabilities.png

BIE provides custom manufacturing services for OEM customers.

Our factory covers more than 3,000 m² and has more than 60 production machines.

We support prototype development, small-batch production and repeat production.

Our machining capabilities include:

  • 3-axis CNC milling
  • 4-axis CNC machining
  • 5-axis CNC machining
  • CNC turning
  • Mill-turn machining

We also provide other manufacturing services, including:

  • Sheet metal fabrication
  • Plastic injection molding
  • Die casting
  • Forging
  • Wire EDM
  • 3D printing
  • Assembly

Our CNC milling capacity supports parts up to approximately 1200 × 850 × 600 mm.

Our CNC turning capacity supports parts up to approximately 1000 mm in length and 700 mm in diameter, depending on part geometry.

For suitable precision features, machining tolerances can reach approximately ±0.005 mm.

We also support batch production for long-term OEM projects.

Our monthly production capacity can exceed 150,000 parts across different projects, depending on part size, complexity and process requirements.


Our Production Process

A typical custom bracket project follows the process below.


Step 1: Drawing Review

The customer sends:

  • 2D drawing
  • 3D CAD file
  • Material
  • Quantity
  • Tolerance requirements
  • Surface finish
  • Inspection requirements

Our team reviews the information before quoting.


Step 2: DFM Review

We check whether the design is suitable for machining.

Potential risks may include:

  • Very small internal radii
  • Deep narrow pockets
  • Thin walls
  • Difficult tool access
  • Unnecessary tight tolerances
  • Weak clamping areas

If needed, we discuss these points with the customer.


Step 3: Material Preparation

The required raw material is prepared.

Material grade and size are checked before machining.


Step 4: CNC Machining

The part is produced according to the approved drawing.

Machining may include:

  • Milling
  • Drilling
  • Slotting
  • Tapping
  • Boring
  • Chamfering

Step 5: In-Process Inspection

Important dimensions are checked during production.

This helps identify problems before the full batch is completed.


Step 6: Deburring and Cleaning

Burrs are removed.

Sharp edges are treated according to the drawing.

The part is cleaned before surface finishing.


Step 7: Surface Treatment

The part is sent for the required finish.

This may include:

  • Anodizing
  • Bead blasting
  • Powder coating
  • Painting
  • Polishing
  • Other finishes

Step 8: Final Inspection

Finished parts are checked again.

Inspection includes dimensions and appearance.


Step 9: Assembly

If the project requires assembly, we can install suitable components.

These may include:

  • Inserts
  • Fasteners
  • Bushings
  • Other purchased components

Step 10: Packaging

Finished parts are packed according to their geometry and surface finish.

Cosmetic anodized parts may need additional protection to avoid scratches during shipping.

packaging.png


Quality Control

Quality control starts before machining and continues throughout production.

It is not limited to final inspection.


Incoming Material Check

Material specifications are checked before production.

The material must match the project requirements.


First Article Inspection

For suitable projects, the first completed part can be inspected before the full batch continues.

This helps confirm:

  • Dimensions
  • Hole positions
  • Machining method
  • Surface requirements

FAI can also be provided when required.


In-Process Inspection

Operators and QC staff check important dimensions during machining.

This helps detect tool wear, setup problems or dimensional drift.


Final Inspection

After machining and finishing, the parts are inspected before shipment.

Inspection equipment may include:

  • CMM
  • Optical measuring equipment
  • Calipers
  • Micrometers
  • Height gauges
  • Thread gauges
  • Surface roughness testers
  • Hardness testers

The inspection method depends on the feature and tolerance.

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Appearance Inspection

For anodized and cosmetic parts, appearance is also inspected.

Typical issues include:

  • Scratches
  • Dents
  • Uneven finish
  • Surface contamination
  • Color variation
  • Visible anodizing defects

For cosmetic products, appearance standards should be discussed before production.

Small color differences can occur between different aluminum or anodizing batches.

This should be considered when several production batches need to match visually.


Certifications

Our management systems include:

  • ISO 9001
  • ISO 14001
  • ISO 45001

RoHS-related requirements can also be supported when specified by the customer.

Inspection documentation and FAI can be provided according to project requirements.

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FAQ

1. Can you manufacture this bracket according to my own drawing?

Yes.

This is a custom manufacturing service.

We can produce the bracket according to your 2D drawing or 3D CAD model.

The size, hole position, slot size, material and surface finish can all be customized.


2. Is this a standard product?

No.

The part shown is an example of a custom CNC aluminum mounting bracket.

We do not require customers to use the same dimensions.

Your part can be completely different.


3. Which aluminum grade should I choose?

6061 is suitable for many general-purpose mounting brackets.

It offers good machinability and good overall mechanical performance.

7075 may be selected when higher strength is required.

5052 may be suitable for some applications with different corrosion or forming requirements.

The correct material depends on the application.


4. Can you provide green anodizing?

Yes.

Green anodizing can be provided for suitable aluminum materials.

Other colors may also be available.

Common options include:

  • Black
  • Clear
  • Red
  • Blue
  • Green

Color availability should be confirmed before production.


5. Can the part be bead blasted before anodizing?

Yes.

Bead blasting can create a more uniform matte surface.

It is often used before anodizing for visible aluminum parts.


6. What tolerances can you achieve?

Tolerance capability depends on the part geometry, size and feature type.

For suitable precision features, we can evaluate tolerances down to approximately ±0.005 mm.

However, this does not mean every dimension should use this tolerance.

Critical dimensions should be clearly identified on the drawing.


7. Can you manufacture prototypes?

Yes.

We support prototypes and small-batch production.

This is useful for design verification and engineering testing.

After the design is confirmed, we can also support larger repeat orders.


8. Can you support batch production?

Yes.

We have more than 60 production machines and support repeat OEM production.

Our monthly production capacity can exceed 150,000 parts across different projects, depending on the part design and process.


9. Can you inspect hole position?

Yes.

Critical hole positions can be inspected using CMM or optical measurement equipment when required.

Please mark important dimensions and tolerances clearly on the drawing.


10. Can you provide inspection reports?

Yes.

FAI and dimensional inspection reports can be provided according to project requirements.


11. Do you provide assembly?

Yes.

We can support suitable assembly work.

This may include inserts, fasteners and other mechanical components.


12. Can you add my logo or part number?

Yes.

Laser marking or engraving can be added according to your requirements.


13. Can you produce different versions of the same bracket?

Yes.

CNC machining is suitable for product families with different hole patterns, sizes or cutouts.

Different versions can often be produced without dedicated production molds.


14. What information do you need for a quotation?

Please provide:

  • 2D drawing or 3D CAD file
  • Material
  • Quantity
  • Tolerance
  • Surface finish
  • Inspection requirements
  • Packaging requirements

If some specifications are not confirmed, our engineering team can review the design with you.


Need a Custom CNC Aluminum Mounting Bracket?

Send us your 2D drawing, 3D CAD file, material, quantity and surface finish requirements.

Our engineering team can review the design, check manufacturability and provide a quotation.

Upload Your CAD Files for DFM Review and Quote

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