Ultra Thin Stainless Steel Shim (0.01–0.1mm) – High Precision Custom Shims
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Product parameters
Parameter | Specification / Range |
Product Name | Custom Precision Metal Shim |
Material Options | Stainless Steel 304 / 316, Brass, Copper, Aluminum |
Thickness Range | 0.01mm – 1.0mm |
Thickness Tolerance | ±0.002mm – ±0.01mm (depending on thickness) |
Outer Dimensions | Custom (based on drawing) |
Inner Diameter (ID) | Custom (for shim washers) |
Shape | Round, square, irregular, custom geometry |
Hole Type | Round holes, slots, micro holes, multi-hole patterns |
Minimum Hole Size | ≥ 0.1mm (depending on material & thickness) |
Minimum Line Width | ≥ 0.05mm (etching process) |
Flatness | ≤ 0.02mm (depending on thickness) |
Surface Condition | Smooth, burr-free (etching) |
Edge Quality | No burrs, no deformation |
Manufacturing Process | Chemical Etching / Laser Cutting / CNC Machining |
Surface Treatment | Passivation, polishing, plating (optional) |
Hardness | Depends on material (customizable if required) |
Temperature Resistance | Up to 400°C (stainless steel typical) |
Corrosion Resistance | Excellent (SS304/316) |
Tolerance Control | High precision / tight tolerance available |
Drawing Format | CAD (DWG, DXF), PDF |
OEM / Customization | Fully supported |
Sample Availability | Available before mass production |
Production Volume | Prototype / small batch / mass production |
Product Description
Ultra thin stainless steel shims are widely used for precision spacing, alignment, and tolerance control in high-accuracy assemblies. With thickness starting from 0.01mm, these precision shims provide stable performance in applications where even micron-level deviation matters. Compared with conventional stamping, our etching-based process ensures burr-free edges, better flatness, and consistent thickness, making ultra thin shims ideal for optical systems, sensors, and precision mechanical components.



What Is an Ultra Thin Shim
Ultra thin shims are precision metal spacers designed for extremely fine adjustment in compact or high-accuracy assemblies. They are typically used where standard washers or thicker shims cannot meet the required tolerance.
Key functions include:
- Fine spacing control
- Alignment correction
- Clearance adjustment
- Vibration reduction
Key Advantages of Ultra Thin Shims
✔ Ultra Thin Capability
- Thickness range: 0.01mm – 0.1mm
- Suitable for micro-adjustment applications
✔ High Precision
- Tight tolerance control (±0.002–0.01mm depending on thickness)
- Excellent consistency in batch production
✔ Burr-Free & Smooth Edges
- Chemical etching process avoids burrs from stamping
- No secondary deburring required
✔ Complex Geometry Support
- Multi-holes, slots, notches, and custom shapes
- Ideal for non-standard designs
Manufacturing Process (Why Etching)
Ultra thin shims are best produced by chemical etching, especially when thickness is very small.
Compared with other processes:
Process | Limitation |
|---|---|
Stamping | Burrs, deformation in ultra thin material |
CNC | Not suitable for very thin sheets |
Laser Cutting | Heat affected zone, micro distortion |
✔ Etching | High precision, burr-free, ideal for thin material |
👉 This is why etching is widely used for 0.01mm–0.1mm precision shims.
Available Specifications
Material Options:
- Stainless Steel 304 / 316
- Brass / Copper (on request)
Thickness Range:
- 0.01mm – 0.5mm
Tolerance:
- As tight as ±0.002mm (depending on design)
Structure Options:
- Flat shims
- Shim washers (with ID/OD)
- Slotted shims
- Multi-hole shims
- Custom irregular shapes
Typical Applications
Ultra thin stainless steel shims are widely used in:
🔹 Optical & Precision Equipment
- Lens alignment
- Laser positioning
- Imaging systems
🔹 Sensors & Electronics
- Sensor positioning
- PCB spacing
- Micro components
🔹 Mechanical Assemblies
- Bearing clearance adjustment
- Shaft alignment
- Gear spacing
🔹 Industrial & Automation
- Equipment calibration
- Precision positioning systems
Custom Shim Service
We support full custom manufacturing based on your drawings or requirements:
- Custom thickness
- Custom inner/outer diameter
- Complex shapes (holes, slots, tabs)
- Small batch & mass production
👉 Simply send us your drawing or application details, and we can recommend the best solution.
Why Choose Us
- 10+ years experience in precision metal processing
- Specialized in etching-based ultra thin parts
- Stable quality and tight tolerance control
- Support for OEM and custom projects
- Fast response for quotations and samples
CTA
👉 Looking for ultra thin precision shims?
Send us your drawing or specifications today, and we will provide a fast quotation and professional solution.
Questions and Answers
FAQ
Q1: What is the thinnest shim you can produce?
A: We can produce stainless steel shims as thin as 0.01mm, depending on design.
Q2: Can you make custom shapes?
A: Yes, we support fully custom designs including holes, slots, and irregular shapes.
Q3: What file format do you need?
A: CAD drawings (DWG, DXF) or PDF drawings are both acceptable.
Q4: Is there a minimum order quantity?
A: Small quantity is acceptable for sampling, mass production available.
Factory Description
We have a full set of etching production equipment and mature processing technology. We can manufacture products in any shape with mesh sizes as small as 0.1mm, according to your requirements.
Our Advantage
Factory Direct Shipping
Our products undergo 100% QC checks before shipment, and we ensure compliance with international standards. If you require specific certifications for your target market, just let us know, and we'll meet those requirements.
Experienced Design and Manufacturing Team
We work closely with customers from the design phase to help avoid potential product flaws, ensuring both the functionality and design meet expectations.
Excellent Supply Chain Management
We can quickly adjust production schedules to meet your urgent deadlines, whether it's for large bulk orders or smaller rush orders.
OEM & ODM Support
We offer the option to print your logo or other customizations.
Strict Quality Control
Our products undergo 100% QC checks before shipment, and we ensure compliance with international standards. If you require specific certifications for your target market, just let us know, and we'll meet those requirements.
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