Ianguage| Process Type | Standard Tolerance Range | Application Description |
|---|---|---|
| Bending Accuracy | ±0.5° | Suitable for stainless steel, aluminum sheets, ensuring edge closure consistency |
| Punching / Slotting Tolerance | ±0.1 mm | Controls hole-to-hole spacing for precise alignment of screw holes, locator pins |
| Cut-Out / Edge Deviation | ±0.2 mm | Ensures accurate laser cut or stamped contour dimensions |
| Assembly Overall Deviation | ±0.5 mm (depending on structure complexity) | Guarantees geometric stability after welding and riveting |
Why Precision Matters in Drone Metal Components？
With over 20 years of experience in sheet metal and CNC machining, Guangzhou Baoxuan Precision Manufacturing specializes in producing high-precision UAV metal components that meet the demanding standards of modern drone applications.
We use laser cutting, CNC bending, and precision machining to work with aluminum alloys, stainless steel, and titanium. Our process ensures dimensional tolerance within ±0.1 mm, with full-process quality control using CMMs, 2D projectors, and inspection tools to guarantee batch consistency and perfect assembly fit.
From drawing review and prototype development to small-batch fast delivery, Baoxuan supports drone manufacturers throughout the product lifecycle. Whether for agricultural drones, industrial UAVs, or defense systems, we provide reliable, lightweight, and durable metal parts built for performance and safety.
Full OEM Capabilities: Materials, Processes, Tolerances & Machinery
Our sheet metal fabrication capabilities cover high-quality processes such as Sheet Metal Fabrication、 laser cutting, metal bending, stamping, and surface finishing, enabling us to deliver precision-engineered metal structures. Whether you require high-performance UAV components or cost-effective metal parts, Baoxuan Precision Manufacturing is your trusted partner.
We specialize in the end-to-end fabrication of drone sheet metal parts, from laser cutting to final assembly, and can tailor our processes to meet your specific structural and technical requirements.
Baoxuan workers are performing bending processing.
Main Fabrication Processes
| Process Type | Description | Typical UAV Applications | Supported Drawing Formats |
|---|---|---|---|
| Laser Cutting | High-precision cutting for aluminum, stainless steel, and cold-rolled steel sheets; suitable for flat and irregular shapes | Base plates, battery compartments, mounting panels, heat dissipation covers | DXF / DWG / STEP |
| CNC Punching | High-speed punching, slotting, and forming; ideal for batch production | Mounting hole panels, slide rail slots, slotted parts | DXF / DWG |
| Bending/Forming | Precision angle bending; max bending length up to 0.5mm – 6mm; compatible with various sheet thicknesses | Drone frame edges, control housings, bracket sides | STEP / STP / CAD |
| Welding / Riveting | Structural joining and reinforcement via spot welding, TIG welding, blind riveting | Gimbal frames, battery holders, arm connections | STEP / PDF |
| Roll Forming | Efficient mass forming of curved or cylindrical parts | Curved covers, cylindrical battery compartments, end caps | CAD / PDF |
| Surface Finishing | Includes drilling, tapping, chamfering, deburring, polishing, etc. | Final structural parts, edge processing of mounting features | As per main drawing |
Supported Drawing & CAD Formats
We support the following file formats for design and production:
-
2D: DXF, DWG, PDF
-
3D: STEP, STP, IGES, SolidWorks (SLDPRT)
If you only have hand-drawn sketches or basic dimensions, our engineering team can assist with 3D modeling and manufacturability optimization.
Available Materials
Material: Aluminum Alloy
-
Grades: 6061-T6 / 7075-T6
-
Key Features:
High strength, low density, excellent machinability, and supports anodizing. -
Limitations:
Prone to scratches; 7075 is expensive and difficult to weld. Anodized surfaces may show slight color variations across different batches. Bending requires prior elongation testing to prevent cracking. -
Recommended Applications:
Drone arms, housing brackets, battery compartment frames -
Standards: ASTM B209 / GB/T 3880
Material: Stainless Steel
- Grades: 304 / 316
- Key Features:
Corrosion and oxidation resistant; ideal for outdoor or wet environments - Limitations:
Heavier weight, not suitable for consumer-grade UAVs. Slower laser cutting speed; welding may cause thermal deformation. - Recommended Applications:
Propeller connectors, bottom protective frames, landing gear supports - Standards: ASTM A240 / GB/T 3280
Material: Titanium Alloy
- Grade: Ti6Al4V (Grade 5)
- Key Features:
Extremely high strength and corrosion resistance - Limitations:
High cost, difficult to machine, rapid tool wear. Requires special protection (e.g., argon shielding) during welding. - Recommended Applications:
Flight controller enclosures, critical structural connectors - Standards: ASTM B348 / GB/T 3620
Material: Carbon Steel
- Grades: Q235 / Q345
- Key Features:
Cost-effective with reasonable strength, suitable for load-bearing structures - Limitations:
Rust-prone, requires robust surface protection. Moderate strength and accuracy, less visually appealing—best for internal structural parts. - Recommended Applications:
Chassis, control unit housings, reinforcement brackets - Standards: GB/T 700 / GB/T 1591
Material: Galvanized Steel Sheet
- Grades: SECC / SGCC
- Key Features:
Pre-coated for rust resistance; ideal for internal structural use - Limitations:
Surface scratches may compromise corrosion protection. Post-weld/cut zinc treatment is required to prevent rusting. - Recommended Applications:
Electronic control enclosures, grounding frames - Standards: JIS G3302 / GB/T 2518
Material: Copper / Brass
- Grades: H62 / T2
- Key Features:
Excellent electrical and thermal conductivity - Limitations:
High cost and density; not suitable for large structural parts. Tends to stick to cutting tools, affecting surface finish. - Recommended Applications:
Grounding components, electrical contacts, EMI shielding enclosures - Standards: GB/T 2040 / ASTM B36
Material Selection Guidelines
- Lightweight Priority → Aluminum 6061 / 7075
Suitable for small-to-medium multirotor drones with good structural strength and flight stability. - Outdoor/Industrial Use → Stainless Steel 304 / 316
Ideal for task-specific drones requiring corrosion resistance or exposure to harsh conditions. - High-End / Special Missions → Titanium Alloy Ti6Al4V
Recommended for heavy-lift UAVs, long-endurance, and high-altitude operations. - Cost-Effective Solution → Q235 Carbon Steel / Galvanized Sheet
Best for non-flight structural components such as enclosures or electronic housings.
Material Certification & Traceability
Baoxuan can provide material traceability and quality documentation upon request:
- Raw material procurement certificates
- Chemical composition test reports (ASTM / GB standards)
- Environmental certifications (RoHS, REACH, etc.)
Baoxuan helps clients select the most cost-effective materials, avoiding common pitfalls in design and sourcing. We offer material recommendations based on your drawings and use scenarios to ensure an optimal balance between performance, cost, and delivery lead time.
Baoxuan UAV OEM – Precision Manufacturing Capabilities
At Baoxuan, we understand the critical importance of dimensional accuracy and structural consistency in UAV metal components. That’s why we implement strict tolerance control and robust quality inspection processes throughout our sheet metal fabrication workflow—ensuring every batch of delivered parts meets 100% customer satisfaction.
Baoxuan’s processing tolerance and quality inspection capabilities
We are equipped with advanced metrology and inspection tools to ensure deviation control and traceability at every production stage.
| Inspection Equipment | Accuracy Range | Application Scenario |
|---|---|---|
| CMM (Coordinate Measuring Machine) | ±0.003 mm | High-precision measurement for hole positioning and edge locations |
| Digital Caliper / Depth Gauge / Micrometer | ±0.01 mm | First-article inspection and random quality checks |
| Laser Distance Meter / Laser Ruler | ±0.1 mm | Frame dimensions, side lengths, assembly height measurement |
| Angle Protractor / Bending Templates | ±0.25° | Verifying and confirming bend angles |
Quality Documentation Support
Upon request, we can provide the following quality documents to ensure traceability and compliance:
- Material Certificate
- Final Dimensional Inspection Report (QC Sheet)
- CMM Measurement Report
- RoHS / REACH Environmental Compliance Certificates
- First Article Inspection Sample
How We Ensure Assembly Accuracy
To ensure superior part compatibility and minimized tolerance stack-up, we follow these rigorous process controls:
Drawing Review + Pre-Production Feasibility Meetings
Key tolerances and fit requirements are clarified before fabrication.
100% Inspection of Critical Dimensions
For example: hole-to-hole distance, flange height, diagonal lengths.
Real-Assembly Fit Testing
Video proof or physical assembly samples are available upon request.
Quality Tracking System
Every batch is archived with retained samples and inspection records traceable back to source.
If your project includes critical structures or tight tolerance requirements, feel free to mark them on your drawings. Our team will collaborate with you to conduct feasibility assessments and optimize the processing solution accordingly.
Core Manufacturing Equipment for UAV Sheet Metal Components
We operate a full suite of advanced metal fabrication equipment, covering the complete sheet metal processing workflow—from laser cutting, CNC bending, precision welding, stamping to surface finishing. Our capabilities support a wide range of drone metal components, from small to medium batches to high-volume production, ensuring consistent quality and flexible responsiveness.
Brand / Model：TRUMPF TruLaser 5030
Performance Specs：6000W power; cuts 0.5–20 mm aluminum, stainless steel, and carbon steel
Quantity：2 units
Remarks：Supports complex contour cutting
Brand / Model：Tailift T30
Performance Specs：Processes sheet thickness ≤ 3.0 mm; ideal for high-volume punching and forming
Quantity：1 unit
Remarks：High-speed operation with excellent efficiency
Brand / Model：East Section / Aike / Ruitie / CNC Press Brake
Performance Specs：Max bending length: 3200 mm; CNC control precision: ±0.5°
Quantity：14 units
Remarks：Suitable for large frames and housing structures
Brand / Model：Panasonic TIG/MIG / Spot Welders / Welding Robots
Performance Specs：Supports aluminum, stainless steel, and carbon steel
Quantity：5 sets
Remarks：Dedicated for complex frames and thin-sheet welding
Brand / Model：In-house Powder Coating Line / Partnered Anodizing Facility
Performance Specs：Supports large parts; anodizing up to 500×500 mm
Quantity：In-house / Partner
Remarks：Custom sample & color matching available
Brand / Model：Vibratory Finishing / Manual Polishing Stations
Performance Specs：Edge smoothing, chamfering, aesthetic finishing
Quantity：Multiple stations
Remarks：Standard post-processing for all batches
Production Capacity & Lead Time
- Monthly Capacity: 5,000 – 8,000 pieces (primarily small to mid-size components)
- Rapid Prototyping Lead Time: 3–5 working days after drawing confirmation
- Standard Batch Delivery: 7–15 days per batch, depending on complexity
- Flexible Scheduling: Emergency orders prioritized within 48 hours (by prior arrangement)
Digital Manufacturing System Support
- ERP System: Full visibility of order progress with real-time status updates
- MES Workshop Execution (Optional): Interfaces available for client-side system integration
- QR Codes / Traceability Codes: All product batches include historical process and QC records
- Remote Quality Inspection: Live video inspection via DingTalk / WeChat / Teams, etc.
Whether you’re looking for OEM sheet metal parts for drones or seeking a responsive, high-quality fabrication partner in China, Baoxuan’s facility is built to deliver precision, efficiency, and scalability.
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Surface Finishing Capabilities (Optional Surface Finishes)
To meet the high standards for appearance, durability, corrosion resistance, and brand identification required by UAV structural components, we offer a variety of surface treatment options. Our goal is to ensure your parts meet both functional and visual requirements.
Available Surface Finishing Processes
| Process Type | Available Colors / Forms | Features & Application Scenarios |
|---|---|---|
| Anodizing | Black, Silver, Red, Blue, Gold (custom available) | Ideal for aluminum parts. Enhances corrosion resistance and aesthetics. Common for housings, frames. |
| Powder Coating / Painting | Custom RAL codes; Matte / Glossy finish optional | Excellent corrosion protection. Suitable for stainless steel and carbon steel parts. Salt spray resistant. |
| Sandblasting | Primarily matte silver-grey | Removes surface imperfections, enhances texture and appearance. Often combined with anodizing. |
| Laser Marking / Silk Screen Printing | Custom logos, serial numbers supported | Ideal for branding, part identification, and traceability. |
| Blackening / Electroplating / Polishing | Customized upon request | Improves conductivity, oxidation resistance, and appearance. Suitable for copper or steel materials. |
Delivery Capabilities
In-House Finishing Processes
-
Powder coating
-
Sandblasting
-
Silk screen printing
These are completed within our own facility, ensuring stable capacity and tight process control.
Partnered Finishing Processes
-
Anodizing
-
Electroplating
Performed by long-term, certified partners. Quality is reliably traceable with documentation support available.
Environmental Compliance
-
RoHS / REACH certificates available upon request for projects requiring green/environmental compliance.
Finish Selection Tips
Part Type：Outer Shells (Covers, Domes)
Recommended Finish：Anodizing / Sandblasting
Reason：Aesthetic, corrosion resistance, scratch resistance
Part Type：Structural Brackets
Recommended Finish：Powder Coating / Blackening
Reason：Cost-effective, weather-resistant
Part Type：Logo / ID Zones
Recommended Finish：Laser Marking / Silk Printing
Reason：Personalized branding, traceability
Part Type：Conductive / Grounded Areas
Recommended Finish：Polishing / Nickel Plating
Reason：Enhances electrical conductivity
Need Help Choosing a Finish?
If you provide us with your product usage scenario or brand positioning, we’ll recommend the most suitable surface treatment and can offer sample processing upon request.
Let us help you strike the right balance between functionality, durability, and visual impact for your UAV components.
Drone OEM FAQs: Tolerances, Lead Time, MOQ, and More
As a long-term partner of drone manufacturers worldwide, we frequently receive questions regarding drawings, minimum order quantities (MOQ), precision, lead times, and more. Below is a curated list of frequently asked questions and our detailed answers — designed to help you understand our capabilities and start your project quickly.
1、What Is Your Minimum Order Quantity (MOQ)?
We offer flexible order quantities to accommodate clients at different development stages:
- Prototype Stage: MOQ from 1 piece
- Small Batch Production: Typically 50–100 pieces
- Mass Production: MOQ is adjustable based on project volume
For long-term collaborations, we can provide batch delivery or inventory support upon request.
2、What Is the Standard Lead Time?
We are committed to fast response and delivery. Typical timelines include:
| Order Type | Standard Lead Time |
|---|---|
| Sample Prototypes | 3–7 working days |
| Small Batch Production | 7–15 working days |
| Mass Production Orders | 15–30 working days (depending on complexity) |
For special parts (e.g., welded or multi-process components), the lead time will be confirmed after drawing evaluation.
3、What Tolerances Can You Achieve?
We support both standard and high-precision sheet metal fabrication:
- Bending Tolerance: ±0.5°
- Hole / Dimensional Tolerance: ±0.1mm (tighter upon request)
- Welding Assembly Fit-Up Tolerance: < 0.3mm (depending on structure)
We can also provide CMM inspection reports or tolerance control charts with delivery.
4、How Do You Calculate Pricing?
Our quotation is based on a comprehensive evaluation of the following:
- Material type and thickness
- Manufacturing complexity (cutting, bending, welding, etc.)
- Surface finish requirements (e.g., anodizing, powder coating)
- Order quantity (including repeat orders)
- Clarity of drawings & need for design optimization
After receiving your drawing, we will respond within 24 hours with a formal quotation.
5、Is My Drawing and Technical Information Kept Confidential?
Absolutely. We place great importance on protecting your intellectual property:
- We support signing Non-Disclosure Agreements (NDAs)
- All client files are stored on a locally-isolated internal system
- No employee is permitted to share, forward, or reuse customer documents without authorization
6、What If My Parts Arrive with Dimensional Errors? Do You Offer After-Sales Support?
We perform strict quality inspections for every batch. Our after-sales policy includes:
- 100% inspection of critical dimensions (with reports available)
- Rework or remake of any non-conforming parts
- After-sales response time < 12 hours
You can count on us to deliver quality products that meet your specifications.
7、Which Countries / Regions Do You Ship To?
We ship globally and provide full export documentation:
- Customs code declaration
- Commercial invoices & packing lists
- Optional support for export compliance
8、How Do I Start a Project Quickly?
Just follow three easy steps to get started:
- Submit your drawings (we support .STEP, .DXF, .PDF, etc.)
- Confirm material, process, and quantity
- Receive quotation → prototype → production scheduling
[Contact Us] or [Submit Your Drawing] now for a free evaluation and expert manufacturing advice.
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