EMI Magnetic Shielding Alloys Supplier | Custom Fabricated Shields | MuMETAL® Science Research and Education
WORLDWIDE MANUFACTURER and  DISTRIBUTOR Since 1941   Magnetic Shield Corporation, a division of Perfection Mica Company, is the premier supplier of custom magnetic shielding alloys and custom Built shields.

CO-NETIC® B SHEET
 MAGNETIC SHIELDING




Co-NETIC® Sheet
Co-NETIC® B Sheet

Co-NETIC® Foil
Co-NETIC® Foil

   

Co-NETIC® B Sheet
Co-NETIC® B is an alloy that has a slightly different formulation than our Co-NETIC® AA; and is a cross between Co-NETIC® AA and NETIC® S3-6 generally providing properties of both. It is useful in certain applications where the very high attenuation of Co-NETIC® AA is not required. NETIC® is often applied in fields of high intensity (strong fields) because of its high magnetic saturation characteristics. Co-NETIC® B alloy is useful when medium permeability is needed, space is limited, and to save on costs. In certain applications Co-NETIC® B may be used, but only when high initial permeability and highest attenuation are not necessary.Available in stock gauges of 0.25" [0,64mm]. Other gauges available by request.


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Co-NETIC® BH Curve
BH Curve 

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Co-NETIC® Alloy Is Recognized Worldwide
One of the key components to a successful solution to elimination of electro-magnetic interference (EMI) is choosing the correct shielding alloy. As a shield fabricator and worldwide material distributor, we carry a full inventory of our proprietary and specialty alloy materials in foil and sheet forms. We also offer a variety of services, including custom fabrication to your drawings or specifications – as well as stock chambers, custom laboratory instruments, MuRooms® and enclosures.To provide our manufacturing, OEM, design and research customers the best magnetic shields, we have refined our proprietary brand of Co-NETIC® alloy and our AA Perfection Annealing process over the last few decades. Co-NETIC® has been used in many demanding applications and is one of the most recognized and specified brands of magnetic shielding alloy worldwide - thousands of solutions have been designed and millions of shields have been produced using Co-NETIC® shielding alloy. 

And, starting with our shielding alloys is easy – many users explore the effects of magnetic shielding through use of our Magnetic Shielding Lab Kits; quickly prototyping, experimenting and testing solutions for their magnetic interference problems. Our Sample Kits contain Co-NETIC® materials.
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Shielding Calculations | Alloy Material Selection

Whether you want to learn shielding theory, shielding calculations, or the differences between our shielding alloys, we can help. We are all affected by, and becoming acutely aware, of the affects electromagnetic interference has on safety and compliance. Each day we receive unique inquiries from OEM, design, electrical engineers, high-tech professionals, inventors, scientists, and buying professionals - many with limited knowledge of how magnetic shielding materials can be used to avoid unwanted interference.
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Co-NETIC® or NETIC®?
Co-NETIC® and NETIC® are proprietary alloys, developed by Magnetic Shield Corporation specifically to provide effective magnetic shielding. Both are available in either foil or sheet form in a convenient range of thicknesses. All sizes are available with double-faced Pressure Sensitive Tape (PST) and release coated liner. NETIC®, due to its high iron content, is available with or without electro-tin plating. Typically this alloy is painted or plated after shield fabrication.

In fields of low intensity, Co-NETIC® is used in order to utilize its high initial permeability and corresponding high attenuation characteristics. In strong fields of high intensity, NETIC® is preferred because of its high magnetic saturation characteristics. In some applications, combinations of the two materials may be useful, with NETIC® material always placed closer to the source of magnetic interference.

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Certifications | Specifications
Physical and chemical certification of Co-NETIC® may be provided upon request with your order. RoHS, DFARs, military, aerospace, industrial and OEM certifications are also available. Co-NETIC® alloy conforms to specifications 1J79, 79, ASTM A-753, Alloy 4 and MIL N-14411C, Composition 1.
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Co-NETIC® Brochure
High Attenuation Magnetic
Shielding Performance
Magnetic Shield Corp. Brochure

Magnetic Shield Corporation
Leading the way since 1941
   

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