Ultra-Vanshield RFI/EMI dual elastomer shielding gaskets ®
welcome We are proud to introduce you to the innovative concept of Dual-Elastomer conductive RFI/EMI gaskets – they are the result of years of research and application development. Ultra-Vanshield® Dual-Elastomer gaskets represent a significant step beyond the traditional bounds of other products found in the RFI/EMI compliance marketplace. They offer a unique opportunity to enhance your products, providing more value for your customers.
table of contents 2 dual-elastomer RFI/EMI shielding gaskets 3 applications & performance 4 RFI/EMI gasket design 5-11 12-13 Descriptive overview and facts about innovative dual-elastomer coextruded gaskets for use in RFI/EMI applications. Versatile applications in most common situations. Long-term aging considerations and flexibility regarding a wide variety of shapes, sizes and attachment methods.
Ultra-Vanshield ® RFI/EMI dual elastomer shielding gaskets The challenge for the RFI/EMI industry has been to create a highly conductive shielding gasket that maintains its mechanical integrity long-term. Dual Elastomer ULTRA-VANSHIELD® is definitively the unique solution to this problem. Each style incorporates design features not commonly found in other forms of shielding gaskets.
Ultra-Vanshield ® applications APPLICATIONS ELECTRONIC ENCLOSURE USES RFI/EMI Shielding Grounding Electrostatic Discharge (ESD) Electromagnetic Pulse (EMP) Seams Doors Back Panel I/O’s Removable Panels Bezels Control Openings Vents TYPICAL EQUIPMENT PRODUCT FORMS Computers Data Processing Telecommunications Instrumentation Medical Diagnostics Industrial Controls Office Products Automotive Gaskets Seals O-Rings Grounding Pads Die-cuts I/O Interface Gaskets long-term effectiveness The elastomeric m
The full potential of dual elastomer gasket technology is now being realized. Shielding effectiveness with an attenuation ATTENUATION (dB) performance specifications of 110dB in the frequency range of 30 MHz to 1GHz is attainable (MIL SPEC G-83528, 140 120 100 80 60 40 20 0 10K E field H field 100K Figure 2: 1M 10M 100M FREQUENCY (Hz) 1G 10G electromagnetic interference (EMI) shield.
Ultra-Vanshield ® RFI/EMI dual elastomer shielding gaskets tube dart T H1 Conductive Surface H2 R The dart segment press-fits into a slot allowing the tubular shaped contact bulb to incur heavy side-loads when contact with mating surfaces is in a shear direction. To determine correct slot dimension for mounting, add .006”-.012” (0,15-0,30 mm) to W1 dimension. H1 PART NUMBER* .236 5,99 1020 .308 7,82 1050 .437 11,10 1100 .590 14,94 1200 .625 15,90 1250 W1 W2 H2 W1 .177 4,50 .059 1,50 .234 5,94 .
Ultra-Vanshield ® RFI/EMI dual elastomer shielding gaskets P-shape Conductive Surface T R Adhesive Tape H L W Optional Clip See Ultra-Vanshield Clip on page 7 for dimensions W .250 .250 .250 .250 .250 .250 .375 .375 .500 .625 .750 .750 .875 L 6,35 6,35 6,35 6,35 6,35 6,35 9,53 9,53 12,70 15,90 19,10 19,10 22,20 .028 .032 .036 .036 .038 .040 .040 .040 .050 .055 .045 .060 .065 R 0,71 0,81 0,91 0,91 0,97 1,02 1,02 1,02 1,27 1,40 1,14 1,52 1,65 T .020 .031 .039 .044 .049 .062 .062 .094 .125 .
Ultra-Vanshield ® RFI/EMI dual elastomer shielding gaskets U-channel Conductive Surface T H Permits opposing contact surface to enter the U-channel opening while making three points of contact. For edge mount applications. D H W PART NUMBER* .122 3,10 .096 2,45 9118 .156 3,96 .156 3,96 9156 .250 6,35 .250 6,35 9250 .375 9,53 .375 9,53 9375 W Standard H H W PART NUMBER* .113 2,87 .043 1,09 14093 .125 3,18 .032 0,81 14125 .187 4,75 .047 1,19 14187 .250 6,35 .062 1,57 14250 D W T D .083 .110 .188 .
Ultra-Vanshield ® RFI/EMI dual elastomer shielding gaskets environmental seal double-D Conductive Surface H1 Two symmetrical contact bulbs - one with a conductive outer layer to make contact between the mating surfaces. The other is a dedicated environmental seal, normally installed with the environmental segment closest to the source of outside influences. For groove mount or pressure sensitive adhesive mounting. H2 D W PART NUMBER* 16078 16114 16118 16134 16140 16187 16250 16375 H1 .084 .130 .
Ultra-Vanshield ® RFI/EMI dual elastomer shielding gaskets T-wiper Conductive Surface Adhesive Tape Functions through a very large deflection range with absolute minimum compression force. Excellent for large gaps and where mating surfaces vary along their length. Pressure sensitive adhesive tape installation; precision alignment to mounting surface due to high degree of longitudinal rigidity. H W W H PART NUMBER* 18114 18140 18197 18250 18375 .078 .140 .197 .250 .375 .312 .260 .260 .312 .
Ultra-Vanshield ® RFI/EMI dual elastomer shielding gaskets Microbridge® is the ultimate construction design utilizing new technology which creates a microscopic conductive bridge through the body of an elastomeric extruded gasket. The conductive element traces a path, by putting the conductor only where it is needed through the interior of the silicone rubber core, yielding very significant cost- effective savings of the conductive material.
Ultra-Vanshield ® RFI/EMI dual elastomer shielding gaskets D subminiature connectorsLow compression-set silicone sponge core D connector shields for grounding and shielding of D subminiature connectors. Fits commonly used 9 pin through 50 pin layouts. Rear or front mount versatility. Adhesive mounting strips aid assembly. Custom shapes and designs available on a quick turnaround basis. Part No. Code 7730 - XX - 030 - 9 no. of pins thickness conductive outer layer options, see pg.
Ultra-Vanshield ® RFI/EMI dual elastomer shielding gaskets MATERIAL PROPERTIES Each Ultra-Vanshield® shielding gasket profile shown in the preceeding product section is available with a wide selection of conductive outer jacket choices. To construct a discrete part number for your application, add one of the suffixes shown below after the part number, as described on page 15; for example, part number 1020, found on catalog page 5, with a standard Silver outer jacket is designated as part number 1020-01.
Ultra-Vanshield ® RFI/EMI dual elastomer shielding gaskets MATERIAL PROPERTIES Each production batch of Ultra-Vanshield® elastomeric compound is lot controlled for the specific mechanical and electrical characteristics shown. All test data is analyzed and kept on file to assure product consistency within a lot, and from lot-to-lot.
Ultra-Vanshield ® RFI/EMI dual elastomer shielding gaskets INSTALLATION Ultra-Vanshield® RFI-EMI shielding gaskets are manufactured from the most versatile, long-life materials to provide the highest performing alternatives for the life of your product. To take full advantage of the inherent properties of these materials, a few simple guidelines should be followed for the continued, long-term effectiveness of both the mechanical and electrical properties.
Ultra-Vanshield ® RFI/EMI dual elastomer shielding gaskets ORDERING STANDARD PRODUCTS All shielding gaskets shown in this catalog are available with optional conductive outer layers and specific product treatments. To construct a discrete part number for your application, follow the guidelines below. Characteristic suffix descriptors are added to the desired part number found in the preceding product pages. Profile tolerances standard per RMA Class Sil A2. Closer tolerances available upon request.
Van-Therm ® heat conducting elastomer Van-Therm® is a highly efficient heat conducting interface material with wide application uses for electronic, electrical and electro-mechanical assemblies. Miniaturization and higher speed electronics demand efficient thermal management for reliable operation and long-term aging properties of all types of components. Space restrictions compound such considerations, and of course, cost containment is always a requirement.
Ultra-Vanshield ® RFI/EMI dual elastomer shielding gaskets If you have special proprietary needs, this is the page for you. custom O-rings & seals Up to 120” (3 meters) I.D. in exacting tolerances. As small as .020” I.D. while still retaining resiliency and long-term effectiveness. custom extrusions Virtually any shape can be made. Let your imagination run wild! New tooling is easily and economically prepared.
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