Protolabs

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screenshot of Protolabs's Official Website
Source: Protolabs's Official Website (https://www.protolabs.com/)

Protolabs supports multiple fabrication methods for plastic and metal, such as 3D printing, CNC cutting, and injection molding.

This page introduces its microfabrication features, the processing services it offers, processing examples, and more.

Protolabs' microfabrication services

Compact, fast, and accurate.
These are at the heart of Protolabs' operations, shared in common by its various processing methods.
One of its features is the use of MicroFine (Protolabs' own proprietary high-precision stereolithography material) in its varied stereolithography (SLA) processing methods to provide completely digital on-demand manufacturing services, from prototyping to small lot production.

Unlike conventional processing-on-consignment, it handles the entire process, from project estimate creation to manufacturing, simply by uploading CAD data online.
This makes it a great choice for prototype development in the semiconductor or electronic component fields, where development speed is critical.

Fabrication services

Protolabs offers both additive services, which are great for reproducing complex, minute shapes, and subtractive services, whose strengths lie in dimensional precision and surface quality.
The additive approach can be used to create microfluidic chips and prototypes with complex internal structures, while the subtractive approach is suited to high-precision processing of metal and plastic components.

Supported materials

Protolabs can work with plastics such as ABS-like resin for SLA, nylon, and various photopolymers.
It has a selection of commercial-grade materials suited for everything from prototypes to small-lot production.

Supported sizes

In its MicroFine processing, Protolabs can reproduce shapes with a pitch of 0.025 mm per layer and details as small as 0.07 mm (fine shapes).
Its CNC machining maintains a dimensional tolerance of ±0.02 mm, and it can perform cutting of fine shapes such as holes and grooves with diameters as small as 0.5 mm.

CHECK Finding Your Partner Based on Processing Style

While Protolabs does not provide semiconductor manufacturing processes such as silicon wafer or thin-film formation, it excels at prototyping and small lot production of peripheral components with find structures, such as microfluidic chips, resin and metal packages, and precision jigs used inside devices.

This site recommends various microfabrication service providers for companies searching for microfabrication partners.

Examples of Protolabs' microfabrication

Not listed on the company website

Company Information

Company Name Proto Labs, Inc.
Location 5540 Pioneer Creek Drive
Maple Plain, MN 55359
USA
Telephone 1-(877)-479-3680
Website https://www.protolabs.com/
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Top Three Recommended
Microfabrication Partners
For
difficult-to-cut
materials
Koyo High Precision
Koyo High Precision website
Source: Koyo High Precision website (https://koyohighprecision.com/)
Examples of supported materials

Tungsten, molybdenum, tantalum,etc.

Main fabrication technologies
  • Micro drilling
  • Lathe machining
  • Milling
Why We Recommend
  • They perform fabrication for a wide range of sizes, from ⌀3 to 220 mm,and they can handle everything from prototype development to mass production fabrication for difficult-to-cut materials
  • They can achieve a fabrication precision of ±3 μm even for tungsten,which is known for being difficult to cut.
For
microcomponent
fabrication
Atomica
Atomica website
Source: Atomica website (https://atomica.com/)
Examples of supported materials

Silicon, glass, quartz,etc.

Main fabrication technologies
  • Dry etching
  • Wet etching
  • Photolithography
  • Wafer testing
Why We Recommend
  • Uses deep reactive ion etching (DRIE) technology to perform microfabrication, even for microcomponents.
  • Specializes in technologies such as MEMS and photonics and provides mass production-oriented services.
For
Surface
Processing
Teledyne MEMS
Teledyne website
Source: Teledyne website (https://www.teledynemems.com/)
Examples of supported materials

Silicon, glass, copper,Etc.

Main fabrication technologies
  • Photolithography
  • Thin film deposition
  • Sputtering
Why we Recommend
  • A comprehensive MEMS foundry that provides integrated support for everything from photolithography to film deposition and sputtering.
  • In addition to silicon, it can also work with glass, multi-layer film, and transparent wafers.