Switzer Blog

Etching EMI/RFI Shielding: We’re the Experts

Etching Experts Switzer uses a multi-step photochemical etching process to produce precision crafted EMI/RFI shielding units. Since 1988, we’ve established ourselves as a trusted supplier to thousands of large and small commercial and military contacts. We have the expertise needed to provide our partners with quality microwave related components with lead times they can depend…

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Success With Flexible Heating Elements

An aircraft equipment OEM needed chemically etched flexible heating elements for critical assemblies they produce. They need to ensure the equipment they manufacture endures high altitude flights without freezing. The OEM was already working with another photochemical etching company but the quality of the etched heating elements was low, and the deliveries were not dependable….

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Next Level Precision

Precision. Crafted. Metal. That’s Switzer. The photo chemical etching process allows us to make tight-tolerance, precision metal components as thin as .0005 inches. To achieve this level of precision, we rely on our 30+ years of experience and our measuring tools. The Keyence IM-7500 We have recently raised our standards and our level of efficiency…

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Stainless Steel for Food Processing: 304 grade vs 316 grade stainless

Stainless steel is a popular material for food processing because of its heat resistance and smooth finish. It can withstand high temperatures that are often used during the processing of foods, and it also has a protective, chromium-enriched oxide layer that protects against rusting. Chromium content is what makes steel considered stainless. Food-grade stainless steel…

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Will Gen Z Throw the Manufacturing Industry a Life Jacket?

As the manufacturing industry deals with a lack of labor now, employers worry about the supply for future candidates. According to Deloitte, there will be a manufacturing labor shortage of 2.4 million by 2028. However, there is potential for a saving grace: Gen Z. After seeing Millennials drown in student-debt, many more Gen Zers are…

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3 Situations Where Chemical Etching Is the Way to Go

  Any time you need to make a custom metal part, there’s a wide range of manufacturing methods available. The challenge can be selecting the right one that best fits your needs—including quality, cost, turnaround time and manufacturability. In many cases, chemical etching (also known as photo chemical machining) offers clear advantages over other processes.

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The Stack Up: Metal Etching Versus Laser Cutting

  When designing or sourcing a manufacturer for a flat precision metal component, trying to determine whether laser cutting or photochemical etching* is the best alternative method to produce it can be difficult. And as with nearly every component, the answer may not be black and white.

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What is a photo tool? And how is it different than hard tooling?

  Short Version: Photo tools are an essential step in the etching process. They are the means by which we transfer your design from your CAD file onto the metal.

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What is Metal Etching?

  From simple parts to complex components used in modern manufacturing, a wide variety of metal parts are created through photochemical etching. A subtractive process by which small pieces are removed from sheet metal, metal etching has proven to be one of the most effective ways to produce accurate, consistent parts.

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Etching Stainless Steel: Which Technique Works Best?

  The integrity of every design is impacted by material selection. Choose the wrong material, and your application is subject to an unpredictable, potentially short life. Choose the right material, and your application has a much higher probability of success.

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