EMI And RFI Shielding
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EMI And RFI Shielding

We YanMing is a top photo etching factory in China, supplying different sizes of EMI and RFI Shielding with our latest automatic chemical metal acid etching production lines, we devoted ourselves to offering the most precision EMI and RFI Shielding and other metal etching products, welcome you to visit our etching factory at your convenience or send your inquiry to [email protected]

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Product Description

EMI and RFI Shielding


 EMI and RFI Shielding Introduction:


EMI is electromagnetic interference, and RFIis radio-frequency interference, this two kinds of interferences can both disturbance with electronic devices, to keep the same designed effectiveness for the devices,EMI and RFI Shielding is to block unwanted external electromagnetic waves or preventing internal electromagnetic waves from emitting and interfering other circuits or devices.


 EMI and RFI Shielding Specification:



EMI and RFI Shielding


Aluminum, Copper, Pre-Tin Plated Steel etc


Chemical Etching


0.02 ~ 1mm or customized

Etching Max Size

400 x 600mm


Hexagon,Diamond,Oval,Round,Rectangle,Square or customized

Etching Precision

Line width: 0.015mm; Aperture: 0.03mm; Tolerance:±0.01mm

Lead Time

3-5 days for samples, mass production within a week

Other Service

Half-etched Logo, Welding, Shaping, Polishing, Color Coating, Anodizing, plating, Adhesive etc



 Pictures of the EMI and RFI Shielding

EMI And RFI Shielding


 Feature of the metal photo etched EMI and RFI Shielding

- Design flexibility

- High precision

- No/Low mold cost

- No burr

- Short lead time


 Metal Etching Process:

EMI And RFI Shielding


 Metal Etching Capacity

With our different kinds of automatic etching production lines, we have strong etching production capacity to guarantee a fast delivery in good quality for your order of Semiconductor Lead Frame.

EMI And RFI ShieldingEMI And RFI Shielding



Q: Where is your etching factory?

A: Our etching factory is in ChangAn Dongguan, near Shenzhen and Guangzhou, you can scan below QR code to have a panoramic view of our factories.

EMI And RFI Shielding

Q: Are your etching factory authorized by the government?

A: Yes, we have etching production license, all our waste water meet the requirement of environmental protection, some small etching factories without production license may be closed suddenly because the stricter environmental rules in China, your deposit or payment paid will be put into water.


Q:What else products are you supplying besides metal chemical photo etching products?

A: We are also professionally manufacturing acrylic/glass panels, nameplates, panel graphic overlays and diecutting parts etc from 2006, you can refer to our another website: www.paneloverlay.com


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