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Understanding the EMI Gasket

Electromagnetic interference, or EMI, is a type of energy that radiates from electrical equipment. EMI can result in equipment failure, so it is important to manage it with EMI shields, which can come in the form of conductive gaskets. These shielding products provide electrical conductivity across a gasket-flange interface. EMI gaskets weaken sources of EMI from within devices and provide protection from outside sources as well, thereby ensuring that equipment performs consistently and reliably.

At Standard Rubber Products Co. (SRP), we manufacture high quality EMI gaskets using the latest and most sought after materials on the market. We are focused on meeting and anticipating our customers needs by providing them quality EMI shielding products.

Knowing Which EMI Gasket to Use

When choosing which EMI shielding materials to use, it is important to know the radiated emission spectrum of the equipment on which it will be used and the specifications it must meet. EMI gaskets provide different levels of shielding effectiveness across different frequency ranges. Further, EMI gaskets are designed for different environments, such as extreme temperatures, wind and rain, and solvents. If the incorrect gasket for the conditions is used, the performance and lifespan of the gasket can be severely and adversely affected.

Another consideration with choosing an EMI gasket is the mechanical requirements. The main goal of an EMI shield is to seal an electronic enclosure in order to prevent electromagnetic interference. Mechanical design must be considered in order to properly pair an EMI gasket with the flanges of an electronic enclosure.

EMI Gasket Applications

Due to the importance of shielding electromagnetic interference, EMI gaskets have many applications. Essentially, they are used in any situation in which electromagnetic interference may cause performance issues in a piece of equipment. These applications can include:

  • Automotive control systems
  • Avionics
  • Communications systems
  • Computers
  • High-speed electronics
  • Indoor/Outdoor cellular/mobile base stations
  • Medical electronics
  • Military electronics
  • Shielded connector seals

At SRP, our knowledgeable team takes these factors into consideration when working with our customers. We have extensive knowledge of all the available materials, so we are able to work with you in order to design the best EMI shield for your application.

Why Choose SRP as Your Custom Gasket Supplier?

With over 65 years of experience in the custom fabricating and converting industry, SRP can provide high quality products for all of your custom gasket needs. We work with hundreds of the most sought after flexible materials on the market. No matter what the application is, we can provide solutions for all of your gasketing needs.

Over the years we have worked closely with companies in a variety of industries creating custom parts and components to help ensure they produce high quality end products. These industries include: Electronics, Automotive, HVAC, Appliance, Medical, Aerospace, Defense, Safety & Security, and more!

We offer a variety of services to handle your project from start to finish.

Material Selection

If you are having trouble trying to decide which material is best suited for your application, our sales and engineering teams will be able to steer your project in the right direction. If samples are needed, we stock a wide variety of materials right here in our warehouse.

Manufacturing

Our manufacturing services include rotary die-cutting, knife cutting, water jet cutting, laser cutting, punch press and flat bed die cutting. SRP also offers services such as laminating, slitting, and kiss cutting. Pressure sensitive adhesives can be laminated to most materials for a gasket that sticks. We also provide rapid prototyping services for those times when time is precious.

Experience

Since 1951, we have worked hard to build a reputation for high-quality and ingenuity. We understand that industries are constantly changing and evolving, and we are here to meet the changes and challenges of tomorrow. Whatever your custom gasket needs are, we can handle them. SRP is proud to be an ISO 9001:2015 Certified company. To find out more about the services and products we have to offer, call us today at 800-333-6322.

Designs and Innovations in Porous Materials

PTFE is a very diverse and versatile material being used in a variety of applications including electronic, medical, industrial and many others. PTFE is inert, and what this means is that it is unreactive to most chemicals and extremely heat resistant with temperature limits of 500° F.

Porex porous PTFE materials not only offer excellent thermal, electrical, mechanical, and chemical properties, they also offer superior control over pore size, permeability, water entry pressure, and thickness. These properties make this PTFE an ideal choice for a wide variety of demanding applications requiring a combination of these properties. The primary function of these materials is to provide protection to sealed products from dust and moisture while allowing the enclosure to vent or to allow gas movement while protecting the device.

Engineers have used Porex PTFE membranes to create a wide variety of products, from battery and fuel cell components to key fob vents. If your business has a need for innovations using porous materials, it would be beneficial to talk to an engineer about Porex PTFE membranes for your application.

Other applications for these materials include:

  • Sensors
  • Automotive Electronics
  • Portable Electronics
  • Medical Equipment
  • Acoustics
  • Lighting
  • Energy Generation & Storage
  • And many more!

Custom Converted Porex PTFE

Porex PTFE materials can be converted in a variety of ways to best suit your specific application. At SRP, we commonly convert these materials using our specialized die cutting equipment. Depending on the application, we can fabricate PTFE in a number of different ways by either die cutting raw material, adding an adhesive backing to parts, supplying parts on a low tack release liner for quick and easy handling, or adding a zoned elastomer to make a custom Porex gasket.

These innovative products can solve many business challenges, as they are durable, long lasting, and designed for applications that require a long life. Contact our engineering and sales teams today to learn more about how Porex PTFE can add innovation and performance to your next project.

Silicone Rubber Advances

Silicone rubber is one of the most versatile materials on the planet. It was first introduced in the 1940’s and has been developed over time to be particularly heat and cold resistant. In addition, silicone rubber is chemical resistant, making it suitable for many applications where it is important that it not be permeated by chemicals.

Today, there are a wide variety of rubber silicone products, including BISCO® silicone foams, as well as silicone rubber both available in rolls. The wide range of choices in silicone rubber allows it to be used in many different industrial applications.

Benefits of BISCO® Rubber Products

BISCO®, one of the most sought after rubber silicone products is extremely versatile. It can be used to make gaskets, heat shields, fire stops, seals, cushions, and insulation. BISCO® is flame retardant and heat resistant, as well as being ozone resistant. It is easily cut into a wide variety of shapes and sizes and is perfect for die cut applications.

If you haven’t tried using BISCO® for your silicone rubber requirements, it may offer a good alternative to the silicone you currently use. Because of its versatility and superior durability, it is widely used in the following industries:

  • Food Processing
  • Manufacturing
  • Medical Devices
  • Microelectronics
  • Transportation
  • HVAC
  • Automotive
  • Aerospace
  • Defense
  • Energy

BISCO® is lightweight and extremely easy to fabricate and die-cut. All silicone products can be provided with adhesive lamination for easy application.

See if BISCO® or other silicone rubber products make sense for your business. Call SRP today at (800) 333-6322 to learn more about our wide range of silicone products.

Reasons for Thermal Gasket Failure

The engineers and development team at SRP are often called in to work with companies struggling with the failure of their current thermal gasket designs.

As with any type of gasket, failure to correctly provide sealing, shock resistance, vibration control and even insulating can result in complete system failure over time. Of course, this can happen at a very slow rate, creating a challenge to pinpoint the specific cause of the leak or enhanced wear and tear on the component, engine or system.

When a thermal gasket fails, there can be significant damage to the rest of the system. As these gaskets are designed to stand up to high heat operating conditions, they are often overlooked as the source of the issue unless they completely breakdown or create a visible leak that can be detected.

Here are some common issues that can cause thermal gasket failure. These will vary based on the specific use of the gasket and also the material that the gasket is made from.

Overheating

While a thermal material is designed to withstand high heat, each has its own range of suitable temperatures for optimal functioning. Exceeding these temperatures, even for short periods of time, will result in early degradation of the gasket material, leading to increased risk of cracking and leaking.

Choosing the right type of gasket material that will be able to withstand not just the typical temperatures but the temperature extremes will be critical in preventing failure.

Pressure

Pressure creates additional stress on the gasket material, particularly when combined with elevated temperatures. Some of the gasket options are designed specifically for their elasticity, allowing them to stretch and contract with changes in pressure on one or both sides of the gasket.

Without this ability, there will be high levels of deformation of the gasket material during operation, another critical cause of failure when operating conditions are not carefully evaluated.

Our team will work with you to determine the characteristics necessary for the specific operating conditions. This will help to extend the life of the product and eliminate gasket failure issues.

Foam Expo Wrap-Up

This week, SRP exhibited at the first annual Foam Expo over in Novi, Michigan. Now, I know what you are thinking. How could there possibly be a show solely dedicated to foam?

For those of you who don’t know, the foam industry is filled with incredible products from a wide variety of industries that is chalked full of ingenuity and imagination. From raw foam materials to home insulation, automotive seats and steering wheels, footwear, pillows, bedding, and way beyond.

The foam expo was not only a chance for us to catch up with material suppliers and competitors, but also a chance for us to learn more about the foam industry as a whole. Believe me when I say this, it was much more than we expected, and we can’t wait to exhibit at the expo again next year.

Thank you to all who came to visit booth #323 if you attended the show. We are here to service you in any way we can. Our sales team and engineers are ready to assist you with any new or existing project you may have.

Feel free to call us at 847.593.5630, or email us at info@srpco.com

Tips For Custom Designing A Silicone Rubber Gasket

From prototype development to large volume manufacturing, having the right service provider on your side will be a critical factor for your business.

At Standard Rubber Products Co. (SRP), we have the experience, expertise and the state of the art systems and equipment to assist in prototype development and manufacturing of any and all silicone rubber gasket components you may require. We also provide a full line of other gasket materials, shielding and insulating options as well as weather-stripping.

There are several important factors to consider when designing and developing a customized or prototype silicone rubber gasket. Our team is here to assist in all phases and steps, ensuring the gasket material, design and engineering will achieve the specific requirements given the operating environment.

Understanding the Demands on the Gasket

Under most operational conditions, silicone rubber is an excellent option for a cost-effective and very durable gasket material. This is a high-performance elastomer that is highly resistant to damage or changes in performance due to extreme temperatures.

They can function effectively in temperatures as low as -67 to over 400 degrees Fahrenheit and up to 450 degrees. It is also resistant to moisture, ozone, fungal growth and many chemicals.

Production Options

We provide the right production method for any given specifics, shape and type of silicone rubber gasket required. We offer flash cutting, laser cutting, waterjet cutting, and rotary die-cutting services.

With precision services, most often die cutting, we can provide high volume production of gaskets with extremely tight tolerances. We have built-in quality control that delivers beyond the expectations of our customers with each order.

Let our engineers talk to your team about your silicone rubber custom gasket design. We can provide the information you need to choose the best and lowest cost production method possible and to enhance your gasket design for optimal durability and lifecycle considerations.

SRP Announces Participation at Foam Expo Trade Show

SRP is pleased to announce the business will be attending the Foam Expo Trade Show in Novi, Michigan, from February 28 to March 2, 2017 at the Suburban Collection Showplace. We will exhibit to showcase our innovative, high-quality products and services in the custom fabrication and die cutting industry.

At exhibit booth #323, we will focus on presenting our services, latest product applications and equipment across several key markets, which include automotive, electronics, construction, industrial, medical and sports.

The trade show enables our company to highlight how we can be of assistance to various markets. SRP will concentrate on the capabilities to fabricate intricate parts out of products like 3M™ Automotive Tapes and Adhesives, 3M™ VHB™ Tapes, various foam materials including Rogers PORON foams and BISCO silicones, and applications where thick foam products are required. Of course, we will be showcasing many other materials we can convert as well.

The Foam Expo Trade Show serves the whole foam manufacturing industry and all associated services, products and processes, including chemicals, raw materials, manufacturing and processing equipment and much more. By attending the show, SRP strives to provide attendees with all the information needed to produce a more efficient and overall better product. SRP also looks forward to reconnecting with clients.

For more information about the Expo, click here to visit the show website.

Material Highlight: Rubberlite I-Series

I-Series is a microcellular polyether-based polyurethane foam technology with wide range of density and firmness options from a single chemistry and formulary.

  • Outstanding high temperature compression set performance
  • Highly advantaged compression fatigue performance
  • Initial product offerings range in density from 7 – 20 lbs./Ft.3

Advantages

Demonstrates exceptional high temperature compression set performance while maintaining excellent tensile, tear, and elongation properties.

  • Competitive alternative for mechanically frothed foams.
  • Allows for down gauging in many applications
  • Enables the use of lower density products to achieve performance targets for many applications.

Demonstrates exceptional Cyclic Compression Fatigue performance for applications such as insoles.

  • Lab tests indicate a substantial improvement over mechanically frothed foams.

Provides a cost effective alternative to mechanically frothed foams.

  • Free-rise production with skiving to engineered thicknesses.

Versatile and diverse products for broad range of applications:

  • Available in a wide range of densities and compression deflections.
  • Available with highly effective antimicrobial additive.
  • Meets flammability requirements of FMVSS 302.

Property Sheets

Rubberlite Polyurethane Foams are a highly convertible material, making it easy for us to custom fabricate. This material can be custom cut into virtually any shape imaginable. Pressure Sensitive Adhesive is available on all products. SRP’s processing capabilities for this material includes: Die Cutting, Flash Cutting, Rotary Die Cutting, Waterjet Cutting, Laser Cutting, and Laminating.

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If you have any questions or inquiries concerning Rubberlite I-Series, please do not hesitate to call us at 847-593-5630, or email us at info@srpco.com. We will be happy to answer any questions you may have, or assist you in assuring you are choosing the right materials.

Characteristics and Benefits of 3M™ Double Coated Tapes

This broad line of tapes features pressure sensitive adhesive on the front and back for bonding a wide variety of surfaces in many applications. At SRP, we convert an extensive line of 3M Double Coated Tapes. These tapes are excellent for the bonding of various types of materials, including wood, foam, glass, concrete, plastic and steel. The bonds produced offer significant strength and can be applied quickly for long-term and permanent applications.

Some characteristics found with 3M Double Coated Tape products offered by SRP include:

  • Easily converted by die-cutting
  • Easily conformable to irregular surfaces
  • Excellent adhesion to the majority of surfaces
  • Dimensionally stable
  • High level of adhesion from high tack level

3M Double Coated Tape – 200MP High Performance Acrylic

The 200MP line of double coated tapes offer outstanding adhesion to metal and high surface energy plastics with excellent shear strength to resist slippage and edge lifting, provides short term repositionability for placement accuracy.

Product #’s – 92015, 9492MP, 9495B, 9495FL, 9495MP, 9495MPF

3M Double Coated Tape – 300LSE Low Surface Energy Acrylic

The 300LSE line of double coated tape offers features that include good resistance to consumer chemicals and excellent anti-lifting properties. 3M 300LSE acrylic adhesive has a long history of successfully bonding a wide variety of similar and dissimilar materials such as metals, most plastics, glass, papers, and painted surfaces.

Product #’s – 9495LE, 93005LE, 93010LE, 93015LE, 93020LE

3M Double Coated Tape – 300MP High Tack Acrylic

3M Double Coated Tapes with 3M Laminating Adhesive 300MP feature a thin polyester film for dimensional stability and improved handling with ease of die cutting and laminating. 3M adhesive 300MP offers excellent adhesion to many plastics and good shear strength and provides exceptional temperature and chemical resistance that withstands tough application environments.

Product #’s – 9609, 9687, 9690, 9690B, 9786, 9786NP, 9832, 9832HL

Rely on the 3M Double Coated Tape products we offer at SRP when you need top quality surface adhesion, shear strength, conformability and temperature resistance in your project applications.