STAINLESS STEEL ETCHING

Tongjin Etching
2 min readSep 9, 2023

TONGJIN Technology provides a market-leading stainless steel etching service, delivering millions of etched components each year to leading global names.
What is stainless steel etching?
Stainless steel etching is a machining process that uses chemical etchants to create complex and precise components from sheet stainless steel. It is a highly accurate and repeatable process with no mechanical burr or stress placed on the material.

Etched stainless steel components

  • Springs, flexures
  • Flat metal speaker grilles
  • Custom speaker grilles
  • Automotive Treadplates
  • Meshes, filters and sieves
  • Automotive interior trim
  • Heat exchanger plates
  • Bipolar fuel cell plates

At Tongjin Etching Company, we specialize in manufacturing custom metal speaker grilles that are high quality and reliable. We supply millions of speaker grilles each year for marques including BYD, Xiaopeng, Great Wall Auto…Our photochemical etching service offers complex speaker grille mesh patterns and high definition surface engraving more economically than stamping.

Also Tongjin Etching company provide millions of stainless steel filter screen for high speed hair dryer, Vacuum cleaner, Slow Juicer, Coffee Maker…

Chemical etching offers a number of benefits for product applications that require economical complexity and stress and burr-free features, all delivered in short lead times.

  • Safety-critical springs and flexures used in satellites, ABS braking, biosensors and fuel injection can now flex millions of times because stainless steel etching does not alter the fatigue strength, recoil and flatness of spring steels.
  • Complex, corrosion-resistant micro-filters used in showerheads and insect meshes can be manufactured in economical production volumes, as etching only charges for the first hole.
  • Etching does not alter the surface finish of stainless steel and is specified for premium automotive interior trim applications, including speaker grilles, tread plates, badges and inlays.

Article first published https://tgetch.com/

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Tongjin Etching
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At the cutting edge of photo chemical etching technology for over 21 years. https://tgetch.com