The Top Chinese CNC Metal Stamping Partner
Custom Metal Stamping Services
Our custom metal stamping service uses a combination of high-speed presses, progressive dies, and design and build specialized manufacturing cells utilizing automation to provide the most cost-effective solution for high-volume manufacturing.
- RPD Provide 24/7 Engineering Support All Year Round.
- All stamping tools and dies are engineered and produced in house
- More Than 60+ Certified Materials for Choose. Offer CoCs, Material Certifications, Inspection Reports.
- ISO 9001:2015 quality standards.
- Expert DFM & process optimization
What is Metal Stamping?
Metal stamping is a high-speed manufacturing process that converts flat metal sheets or coils into specific shapes using a press and tooling (dies). The press applies extreme force to the die, which cuts, bends, or forms the metal into the desired part, often in a single stroke or a series of strokes.
Unlike laser cutting or plasma cutting (which use heat), stamping uses solid tooling (dies and punches) to shape the material through mechanical force.
We offer 10 stamping processes (Blanking, Punching, Bending, Drawing, Deep Drawing, Fine Blanking, Coining, Embossing, Transfer Stamping, and Progressive Stamping) with in-house tooling, ISO 9001:2015 certification
What’s advantages of Metal Stamping?
Extremely High Speed & Low Per-Part Cost
Hundreds to thousands of parts per minute, much faster than laser cutting, machining, or 3D printing. Once tooling is paid for, per-part cost drops to pennies, making stamping ideal for 10,000+ parts.
Excellent Repeatability & Tight Tolerances
Millions of identical parts with minimal variation, consistent quality day after day. Precision stamping achieves ±0.002–0.005" (±0.05–0.13mm) tolerances, sufficient for most applications.
Complex Shapes in One Die
Produces intricate forms, deep draws, embosses, louvers, and multi-station features in a single die, reducing secondary operations and assembly time.
Minimal Material Waste & High Strength
Progressive dies and nesting achieve > 85% material utilization, less scrap than machining. Cold working increases material strength, making parts stronger than the original sheet.
Good Surface Finish & No Heat-Affected Zone
Smooth, consistent finish directly from the die, often no secondary finishing required. As a cold process, there is no heat distortion and no material property changes.
Automated Operation & Wide Material Range
Coil feeders, scrap handling, and part stacking run unattended, reducing labor costs. Works with steel, stainless steel, aluminum, copper, brass, titanium, and exotic alloys.
Metal Stamping Capabilities from Prototyping to Mass Production
Single-Step Die Metal Stamping
In one stroke of the press, only one operation is completed. If a part requires multiple operations, it must be processed across multiple presses or in multiple strokes on the same press，typically relying on manual feeding between operations.
Simple die structure makes manufacturing cost low，Ideal for new product trials, low-volume production, or large parts.
Progressive Die Metal Stamping
A single die contains multiple stations. The material (coil stock) is driven by an automatic feeding mechanism, operations such as punching, drawing, bending, and blanking are completed sequentially until the finished part is cut off from the carrier strip.
High-speed presses can reach 1,000+ SPM, very high output per hour. Fully automatic, saves labor; high material utilization, less scrap; very low per-part cost for large quantities.
Transfer Die Metal Stamping
It combines features of both single-stage and progressive dies. At the first station, the blank is cut free from the carrier strip, Then mechanical fingers (or grippers) transfer this independent blank between stations (dies/presses) at high speed.
Can process complex geometries that progressive dies cannot handle and
produce larger parts.
Why Choose RPD?
Professional CNC Machining, sheet fabrication, Injection Molding & rapid prototyping, Professional Services, Comprehensive A-Z Solutions.
Guaranteed Quality & Rigorous Inspection
Advanced Technology & Broad Capabilities
Technical Partnership & Engineering Support
Wide Material/Project Experience
Competitive Value & Cost Optimization
Speed & On-Time Delivery
Metal Stamping Materials
We believe in using the highest quality materials for your punch press stamping project will booster your business. It’s important that your punch pressed parts are able to withstand the demands that will be put on them every day.
Material including: Steel，Cold and hot rolled carbon steel, Galvanized steel，Aluminum，Aluminized sheet metal，Galvannealed coated carbon steel，Stainless steel，Brass，Copper，Bronze，etc.
Contact us to explore more materials today!
Mild Steel
Features: Low cost, high strength, easy to bend and weld, rusts easily (needs coating). Typical Applications: Enclosures, brackets, chassis, automotive panels, machine guards, etc. More Metals
Stainless Steel
Features: Excellent corrosion resistance, food-grade, aesthetic brushed finish, good weldability. Typical Applications: Medical equipment, kitchenware, food processing, architectural panels, etc. More Metals
Pre-Painted Steel
Features: TSteel + primer + color coating — no post-painting needed, decorative. Appliances, signage, consumer electronics enclosures, etc. More Metals
Aluminum
Features: Good bendability, corrosion resistant, lightweight, moderate strength. Typical Applications: Automotive panels, fuel tanks, aerospace components, structural parts, etc. More Metals
Galvanized steel
Mild steel + zinc coating — corrosion resistant, low cost, suit for HVAC ducts, electrical enclosures, roofing, outdoor cabinets etc.
Brass
Brass provides higher strength, a gold-like decorative appearance, and better machinability at lower cost, but work hardens quickly and welds poorly.
HSS
Copper offers the highest electrical and thermal conductivity with excellent corrosion resistance, but is soft, expensive, and reflective — requiring fiber laser or waterjet cutting.
Common Types of Surface Treatment Simple List
Contact us to explore more surface treatment opinions today!
| Applicable Finished | Material | Color | Advantages |
| Bead Blasting | All metals | matte, metal color | Bead blasting is used mainly for visual purposes and comes in several different grits which indicate the size of the bombarding pellets. |
| Powder Coating | Black, white,etc | Powder coating is typically used because it has a longer lasting, tougher finish than painting. | |
| Anodizing | Clear, black, grey, red, blue, gold.etc | Anodising is used to increase surface hardness, wear resistance and durability of metals such as Aluminium. |
Tolerances of Metal Stamping
Our precision metal stamping services deliver accurate, repeatable parts for aerospace, automotive, telecom, and electronics industries.
Tolerance control – We fine-tune tool and die design to meet your requirements, though tighter tolerances increase cost and complexity.
Typical tight-tolerance parts – Brackets, clips, connectors, inserts, fittings, appliance components, aerospace and automotive parts, medical devices (implants, surgical instruments, housings, pump components).
Quality assurance – Regular post-run checks, TPM program monitoring tool wear (especially D2 steel), and check-fixture measurements ensure consistent quality for long-run stamping lines.
Custom Parts For Different Industries
Provide CNC Machining One-Stop Services for Different Industries
Our Customers
Trusted by These Brands
Which Process Should I Choose？ CNC vs. Other Manufacturing Methods
| Process/Method | Description | Best For | Key Benefits | Typical Lead Time |
| CNC Machining | Removes material from a solid block | High precision, tight tolerances, any quantity | MOQ 1 piece and fast delivery, no need mold | 3–10 working days |
| 3D Printing | Builds layer by layer | Complex internal structures, prototypes, low volume | MOQ 1 piece and fast delivery, no need mold | 1–3 working days |
| Injection Molding | Injects molten material into a mold | High-volume plastic parts | For mass production parts, cost-effective | 15–25 working days |
In summary: CNC machining is the go-to manufacturing process when you need high precision, tight tolerances, wide material selection, and reliable repeatability，from one-off prototypes to production runs of thousands of parts.
Would you like to start a project with us?
End-to-End 6D Solutions, From Concept to Mass Production. Integrated 5 Steps Quality Control Across Every Stage.
Phase 1:TR / PRD (Technical Review / Product Requirements Definition)
DFM, material selection & tolerance optimization for manufacturability. .
Concept Validation: Support rapid prototyping for functional verification; identify structural and process risks early.
Cost Engineering: Deliver cost-oriented feedback to minimize redesign cycles prior to EVT.
Phase 2: EVT (Engineering Verification Test)
Precision Engineering: One-stop solutions combining high-speed CNC machining and precision injection molding to deliver tight-tolerance parts for validation testing.
Engineering Support: Offer all-round engineering support including tolerance stacking analysis, surface treatment recommendations, and design optimization.
Phase 3: DVT (Design Verification Test)
Agile Revisions: Quick response to design modifications, ensuring rapid turnaround for the next round of prototype verification.
Visual Samples: Provide visible samples (appearance masters) for design approval.
Incoming Control: IQC (Incoming Quality Control) services to secure material quality.
Phase 4: MVT (Medium-Volume Verification Test)
Process & Fixture Validation: Verify the stability of the production process and the reliability of fixtures/tooling.
Full-Line QC: Implement IQC (Incoming Quality Control) , IPQC (In-Process Quality Control) , and OQC (Outgoing Quality Control) to monitor pilot run quality.
Phase 5: PVT (Process Verification Test)
BOM & Version Control: Identify trial production issues.
Process Standardization: Establish Golden Line production standards to ensure process repeatability and stability.
Comprehensive QC: Full suite of IQC (Incoming Quality Control) , IPQC (In-Process Quality Control) , and FQC (Final Quality Control) services.
Phase 6: MP (Mass Production)
ISO-Certified QC: Full documentation for guaranteed quality.
Lean Manufacturing: Optimize cost & quality.
Efficiency Boost: Modular fixtures for quick changeover.
Full-Lifecycle QC: Routine IQC/FQC/OQC + Post-sale CAPA for continuous improvement.
How can we work close with our client?
A – Z Assistance:
1)Our professional team will provide 24/7 Engineering Support
by one-on-one assistance.
2)Our experienced engineers will freely review and optimize your part designs (DFM), provide actionable feedback, and deliver competitive quotations, which all based on your design drawings, application requirements, and desired outcomes.
4)Throughout production, you’ll receive progress updates every 2–3 days.
5) Upon completion, we’ll share high-quality photos of finished parts and packaging, along with full documentation: inspection reports, shipping details, and material certifications.
CNC Machining with Expert DFM & Engineering Support
What Our Engineering & DFM Support Includes?
Design Review
Analyze CAD models for manufacturability, tolerance feasibility, and material suitability
Material Selection
Recommend the optimal metal, plastic, or composite based on strength, cost, and application needs。
Design Optimization
Adjust sharp corners, deep cavities, thin walls, or hard-to-machine details for efficient production
Tolerance Analysis
Ensure critical dimensions are achievable while avoiding unnecessarily tight tolerances that drive up cost
Tool Access Check
Identify features that may require special tooling or 5-axis machining
Cost Reduction Suggestions
Propose design changes that reduce cycle time, tool wear, or secondary operations
How to work with RPD?
Upload Design Drawing
- Send 2D/3D drawing online or by email
- Design Drawing format: STEP, IGES, DWG, PDF, STL, etc
- If you have multiple files, zip them or send by email to ashley@rdpmfg.com
DFM Analysis & Quote
- Our engineer team will review & analyze every file carefully.
- Request more details or provide optimize solution.
- Offer accurate quote with 6 hours.
Order Confirmation
- Confirm order & delivery details, sign the contract.
- Arrange & start to production.
- Check and confirm all details during production, Track every steps.
Parts Delivered
- Control quality during production.
- Provide order photos,inspection sheet and other request documents.
- Pack & label orders, then shipping.
FAQs About Our Metal Stamping Services
Why Metal Stamping?
Metal stamping offers extremely high speed, very low per-part cost at high volume, excellent repeatability, complex shapes in one die, minimal waste, good surface finish, no heat distortion, and wide material range，making it the most economical choice for 10,000+ parts.
What kind of equipment do you use?
Our factory equipment with Mechanical Press，Hydraulic Press，Servo Press.
Do you offer surface finishing and assembly services after metal stamping?
Yes, exactly. We offer anodizing, sand blasting,plating, polishing, painting, and other surface treatments. Assembly of milled parts into sub-units is also available to streamline your production process.
What is your quality control system?
We operate under a rigorous Quality Management System (QMS) aligned with ISO standards. Our 5 Steps QC process is including IQC (Incoming Quality Control) , FQC (Final Quality Control) , OQC (Outgoing Quality Control) for routine production.
QE (Quality Engineering) / CAPA (Corrective and Preventive Actions) implemented throughout the entire product lifecycle, especially during the post-sale stage, to drive continuous improvement. Simply speaking 100% inspection before shipment to ensure zero defects.
What kind of quality assurance or warranty do you offer on orders?
One of the reasons engineers purchase from RPD is that we take on all the risks for you. We guarantee you’ll love what you get. Not happy with it? We’ll either redo it or give you a full refund. Your purchase is completely risk-free.
What's kind of Metal stamping material do you offer? Any certificate?
Mild steel，Stainless 304，Aluminum 5052，Aluminum 6061, Copper, Brass, Titanium, For more materials, pls check material guide. Material certifications (e.g., RoHS, REACH, ISO) can be provided upon request.
Which kind of file formats can I send for metal stamping projects?
We accept STEP, IGES, STL, DWG, DXF, and other common CAD formats.
CNC Resources
What is a CNC Machining Center?
A CNC machining center is an advanced, computer-controlled machine tool capable of performing multiple machining operations—such as milling, drilling, tapping, boring, and sometimes turning.
Ashely . March 9, 2026
How many kinds of Types in CNC Machining Centers?
There are at least 5 different CNC lathes type in Machining Centers: Vertical Machining Center, Horizontal Machining, 5-Axis Machining Center, Gantry / Bridge Mill, Turn-Mill Center (Multi-Tasking).
Ashely . March 9, 2026
What is CNC Machining?
CNC (Computer Numerical Control) machining is a subtractive manufacturing process in which pre-programmed computer software controls the movement of factory tools and machinery to remove material from a solid workpiece, creating a finished part or product.
Ashely . March 9, 2026