Prototype Sheet Metal Stamping Bending Welding Mirror Polishing Service
Custom
Our prototype sheet metal stamping service provides a quick and efficient solution for your metal fabrication needs. Get precision parts in no time!
minimum order
1 piece
Quantity
$1.00 - $10.00
/ piece
Our prototype sheet metal stamping service provides a quick and efficient solution for your metal fabrication needs. Get precision parts in no time!
| Key Attributes | |
| Place of Origin | Guangdong, China |
| Brand Name | Customer |
| Model Number | Customer |
| Product name | Custom Sheet Metal Fabrication Parts |
| Material | Aluminum/Brass/etc |
| Process | Stamping/Laser Cutting/Bending |
| Surface treatment | Customized |
| Tolerance | ±0.02mm |
| Service | Customized OEM ODM |
| Drawing format | 2D/3D/CAD/DWG/STEP/PDF/IGS |
| Delivery Time | 7-30days |
| MOQ | 100 pcs |
| Certificate | ISO9001:2015 |
· Product Overview
This precision-engineered U-shaped bracket is custom-fabricated from high-grade 304/316 stainless steel, featuring a complex multi-bend profile and mirror-polished surface finish. Designed for robust structural mounting and precision positioning applications, it combines exceptional corrosion resistance, high mechanical strength, and an aesthetically reflective surface. The dual mounting holes and reinforced stepped bend ensure secure, stable installation, while the seamless polished edges eliminate particle entrapment, making it ideal for hygienic, marine, and industrial environments where durability and cleanliness are critical.
· Core Specifications
| Specification | Details |
|---|---|
| Base Material | 304 Stainless Steel (standard); 316L Stainless Steel (upgrade for marine/hygienic corrosion resistance) |
| Surface Finish | Mirror polishing (Ra ≤ 0.2μm), creating a highly reflective, burr-free, non-porous surface |
| Dimensional Tolerance | ±0.02mm for mounting hole position; ±0.1mm for bend angles and overall dimensions, conforming to ISO 2768-m |
| Core Manufacturing Processes | Laser cutting, CNC precision bending, multi-stage mechanical polishing, and passivation |
| Key Features | Multi-step U-shaped profile, reinforced stepped bend for rigidity, dual mounting holes for secure fixation, mirror-polished corrosion-resistant surface, and seamless burr-free edges |
· Application Scenarios
This polished stainless steel bracket serves critical roles across high-demand industries:
- Food & Beverage Processing: Hygienic mounting brackets for conveyor systems, processing equipment, and clean-in-place (CIP) machinery
- Marine & Offshore Equipment: Corrosion-resistant structural supports for deck hardware, navigation systems, and saltwater-exposed components (316L variant)
- Medical & Laboratory Devices: Non-magnetic, easy-to-clean mounting brackets for diagnostic instruments and laboratory analyzers
- Architectural & Sanitary Hardware: Decorative structural supports for luxury bathroom fixtures, handrails, and high-end sanitary ware
- Industrial Automation: Precision positioning brackets for cleanroom automation systems and food-grade processing lines
- Pharmaceutical Manufacturing: Sterile mounting components for cleanroom production equipment and packaging lines
· Production Process Introduction
- Design & DFM Validation: Our engineering team optimizes bend sequences and mounting hole positions via Design for Manufacturability (DFM) analysis to ensure structural integrity and fabrication feasibility.
- Material Preparation: Premium stainless steel sheet stock is cut to size and deburred to create a clean base for forming.
- Precision Forming: Components are laser-cut into the complex profile, followed by CNC multi-step bending to achieve the reinforced U-shaped structure with tight angle control.
- Mirror Polishing & Finishing: Parts undergo multi-stage mechanical polishing to achieve the mirror-bright finish, removing all burrs and surface imperfections, followed by passivation to enhance corrosion resistance.
- Quality Inspection: 100% dimensional inspection via CMM and surface roughness testing verifies compliance with finish and tolerance specifications.
- Final Packaging: Brackets are individually wrapped in anti-scratch PE film, secured in custom foam trays, and packed in reinforced corrugated cartons to protect the mirror finish during transit.
· Packaging and Shipping Methods
- Standard Packaging: Each bracket is wrapped in soft anti-scratch PE film, placed in custom-cut EPE foam inserts inside a reinforced corrugated box, with additional cushioning to prevent bending or surface scratching.
- Shipping Options:
- Express Delivery (3–7 Business Days): DHL/FedEx/UPS for prototype and small-batch orders (full tracking provided).
- Standard Sea Freight (25–40 Business Days): Cost-effective FCL/LCL options for large-volume production orders, with full customs documentation support.
- Custom Packaging: Branded labeling, barcoding, serialized part marking, and sterile packaging (for medical/pharmaceutical use) are available to align with industry-specific requirements.
· Process

· Frequently Asked Questions (FAQ)
What is your Minimum Order Quantity (MOQ)?
Our MOQ is flexible: 1 piece for prototype and custom one-off projects, with volume pricing starting at 50+ pieces for production runs. We specialize in both low-volume, high-precision custom fabrication and large-scale OEM production.
What are your typical lead times?
- Prototype/Sample Orders: 7–12 business days from final CAD design approval (includes fabrication and mirror polishing).
- Mass Production: 15–25 business days, depending on order volume, bracket complexity, and surface finish requirements.
- Rush Service: Expedited production (4–7 days for prototypes) is available upon request for urgent projects.
Can you accommodate full custom modifications?
Absolutely. We offer end-to-end customization to meet your exact application requirements:
- Material Customization: 316L stainless steel for high-corrosion environments, or 304 stainless steel for general industrial use.
- Design Modifications: Custom mounting hole patterns, bend angles, stepped profiles, and overall dimensions to match your equipment.
- Surface Finish Options: Alternative finishes (brushed, bead blasted, or electropolished) for specific performance or aesthetic needs.
- Branding & Traceability: Laser engraving of part numbers, batch codes, or logos for full product traceability and inventory management.
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