Introduction
In today's interconnected electronic landscape, electromagnetic interference protection has become a critical requirement across industries ranging from telecommunications to medical devices. The Industrial Conductive Foam Gasket for EMI Shielding With Adhesive Backing ESD Safe Sponge Die Cut Custom Electrical represents a sophisticated solution designed to address the growing demand for reliable electromagnetic compatibility in sensitive electronic applications. This advanced gasket technology combines superior conductivity characteristics with practical installation features, making it an essential component for manufacturers seeking comprehensive EMI protection in their products.
Modern electronic devices operate in increasingly complex electromagnetic environments where unwanted interference can compromise performance, reliability, and regulatory compliance. Professional-grade conductive foam gaskets have emerged as the preferred choice for engineers who require dependable shielding performance combined with ease of installation and long-term durability. These specialized components serve as critical barriers against electromagnetic radiation while maintaining the flexibility and conformability necessary for effective sealing across various substrate materials and geometric configurations.
Product Overview
The Industrial Conductive Foam Gasket for EMI Shielding With Adhesive Backing ESD Safe Sponge Die Cut Custom Electrical features a carefully engineered foam substrate infused with conductive materials that provide excellent electromagnetic shielding effectiveness. The gasket's cellular structure maintains optimal compression characteristics while ensuring consistent electrical contact across mating surfaces. This unique combination of mechanical properties and electrical performance makes it suitable for demanding applications where traditional solid gaskets may prove inadequate.
The adhesive backing system incorporated into this gasket design eliminates the need for additional fastening methods, streamlining the assembly process while ensuring reliable long-term adhesion. The pressure-sensitive adhesive formulation has been specifically selected for compatibility with common electronic housing materials including metals, plastics, and composite substrates. This self-adhesive feature significantly reduces installation time and labor costs while providing consistent placement accuracy during high-volume production runs.
Electrostatic discharge protection capabilities are integrated throughout the gasket structure, making it particularly valuable in environments where sensitive electronic components require protection from static electricity buildup. The ESD-safe properties help prevent component damage during handling and operation while maintaining the primary EMI shielding function. This dual-purpose functionality reduces the need for separate ESD protection measures, simplifying overall system design and reducing component count.
Features & Benefits
Superior Electromagnetic Shielding Performance
The conductive foam matrix provides excellent electromagnetic shielding effectiveness across a broad frequency spectrum, making it suitable for applications requiring protection against both near-field and far-field interference sources. The gasket's cellular structure maintains consistent shielding performance even under varying compression loads, ensuring reliable protection throughout the product lifecycle. This consistent performance characteristic is particularly important in applications where mechanical stress or thermal cycling may affect gasket compression over time.
Enhanced Installation Convenience
The precision-applied adhesive backing transforms installation from a complex mechanical fastening operation into a simple peel-and-stick process. This convenience factor significantly reduces assembly time while minimizing the potential for installation errors that could compromise shielding effectiveness. The adhesive system maintains its bonding strength across a wide temperature range, ensuring reliable attachment even in challenging environmental conditions.
Customizable Die-Cut Configurations
Advanced die-cutting capabilities enable the production of gaskets in virtually any geometric configuration required by specific application needs. This manufacturing flexibility eliminates the waste and performance compromises associated with cutting standard shapes to fit unique requirements. Custom die-cutting also ensures optimal material utilization and consistent dimensional accuracy across production runs, supporting both prototype development and high-volume manufacturing requirements.
Electrostatic Discharge Protection
The inherent ESD-safe properties provide additional value by protecting sensitive electronic components from static electricity damage during assembly and operation. This integrated protection capability reduces the need for separate ESD control measures while ensuring comprehensive electromagnetic compatibility. The controlled conductivity levels prevent static buildup without compromising the primary shielding function.
Applications & Use Cases
Telecommunications infrastructure represents one of the most demanding application environments for electromagnetic shielding gaskets. Base stations, switching equipment, and network infrastructure components require reliable EMI protection to ensure signal integrity and prevent interference with adjacent systems. The Industrial Conductive Foam Gasket for EMI Shielding With Adhesive Backing ESD Safe Sponge Die Cut Custom Electrical provides the performance characteristics necessary for these critical applications while simplifying installation and maintenance procedures.
Medical device manufacturers increasingly rely on advanced EMI shielding solutions to ensure their products meet strict electromagnetic compatibility requirements while maintaining patient safety standards. Diagnostic equipment, monitoring systems, and therapeutic devices all benefit from the reliable shielding performance and ESD protection provided by these specialized gaskets. The biocompatible material options available ensure compliance with medical device regulations while providing long-term reliability in clinical environments.
Automotive electronics applications present unique challenges due to the harsh operating environment and space constraints typical of vehicle installations. Electronic control units, infotainment systems, and safety-critical components require EMI shielding solutions that can withstand temperature extremes, vibration, and moisture exposure while maintaining consistent performance. The gasket's robust construction and reliable adhesive system make it well-suited for these demanding automotive applications.
Industrial automation and control systems rely on electromagnetic compatibility to ensure reliable operation in electrically noisy manufacturing environments. Process controllers, motor drives, and sensor systems all benefit from effective EMI shielding that prevents interference-related malfunctions. The gasket's ability to conform to irregular surfaces and maintain consistent electrical contact makes it particularly valuable in industrial applications where housing configurations may be complex or non-standard.
Quality Control & Compliance
Rigorous quality control procedures ensure that every gasket meets or exceeds specified performance requirements for electromagnetic shielding effectiveness, mechanical properties, and environmental durability. Advanced testing protocols evaluate shielding performance across relevant frequency ranges using industry-standard measurement techniques and calibrated instrumentation. This comprehensive testing approach provides confidence that the gaskets will perform reliably in real-world applications where electromagnetic environments may be complex and unpredictable.
Environmental compliance testing validates the gasket's performance under conditions representative of typical application environments. Temperature cycling, humidity exposure, and chemical resistance testing ensure that the gaskets maintain their shielding effectiveness and mechanical integrity throughout their intended service life. These validation procedures are particularly important for applications where gasket failure could compromise system performance or safety.
Material traceability systems track raw materials and manufacturing processes to ensure consistent quality and enable rapid response to any quality issues that may arise. Batch control procedures maintain detailed records of material properties, manufacturing parameters, and test results for each production run. This documentation supports quality investigations and provides the traceability required for critical applications in regulated industries.
Customization & Branding Options
Extensive customization capabilities enable the production of gaskets tailored to specific application requirements and design constraints. Material selection options allow optimization of electrical, mechanical, and environmental properties to match particular use cases. Foam density variations, conductive filler types, and adhesive formulations can all be adjusted to achieve optimal performance for specific applications.
Geometric customization through precision die-cutting enables the production of complex shapes that conform exactly to housing configurations and sealing requirements. Multi-layer constructions can be produced to achieve specific thickness profiles or to combine different material properties within a single gasket assembly. These advanced manufacturing capabilities eliminate the need for secondary operations while ensuring optimal fit and performance.
Custom packaging solutions support both prototype development and high-volume production requirements. Specialized packaging configurations can prevent adhesive contamination, maintain dimensional stability during storage, and simplify handling during assembly operations. These packaging innovations reduce waste and improve manufacturing efficiency while ensuring that gaskets arrive at the assembly location in perfect condition.
Packaging & Logistics Support
Professional packaging systems protect gasket integrity during storage and transportation while providing convenient access during assembly operations. Protective packaging prevents adhesive contamination, maintains dimensional accuracy, and protects against environmental exposure that could compromise performance. Specialized packaging configurations are available for different gasket geometries and quantity requirements, ensuring optimal protection regardless of order size or complexity.
Flexible logistics capabilities support both just-in-time delivery requirements and strategic inventory management approaches. Multiple packaging formats enable efficient handling whether gaskets are being integrated into automated assembly systems or manual assembly operations. Inventory management support helps customers optimize their supply chain operations while ensuring gasket availability when needed.
International shipping expertise ensures that gaskets arrive in perfect condition regardless of destination. Specialized packaging and documentation procedures address the unique requirements of international shipments while maintaining product integrity throughout the logistics chain. This global logistics capability supports customers worldwide with consistent service quality and reliable delivery performance.
Why Choose Us
With extensive experience serving global markets across multiple industries, our company has established a reputation for delivering high-quality electromagnetic shielding solutions that meet the most demanding application requirements. Our comprehensive understanding of EMI shielding challenges enables us to provide expert guidance on material selection, design optimization, and manufacturing approaches that ensure optimal performance in real-world applications.
As a recognized metal packaging supplier and custom electrical component manufacturer, we bring deep expertise in materials science and precision manufacturing to every project. Our collaboration with international partners and multi-industry experience provides unique insights into emerging market requirements and technology trends. This broad perspective enables us to anticipate customer needs and develop innovative solutions that address tomorrow's challenges today.
Advanced manufacturing capabilities and quality systems ensure consistent production of gaskets that meet or exceed specification requirements. Our investment in state-of-the-art equipment and continuous process improvement initiatives demonstrates our commitment to providing customers with reliable, high-performance products. These capabilities, combined with our focus on customer service excellence, make us the preferred choice for customers requiring dependable EMI shielding solutions.
Conclusion
The Industrial Conductive Foam Gasket for EMI Shielding With Adhesive Backing ESD Safe Sponge Die Cut Custom Electrical represents a comprehensive solution for electromagnetic compatibility challenges in modern electronic systems. Its combination of superior shielding performance, installation convenience, and customization flexibility makes it an ideal choice for applications ranging from telecommunications infrastructure to medical devices. The integrated ESD protection and reliable adhesive backing provide additional value while simplifying system design and reducing overall component count. Through rigorous quality control procedures and extensive customization capabilities, this gasket technology delivers the performance and reliability required for success in today's competitive electronics marketplace.
Johan ECF (Elastic Conductive Foam)
Technical Data Sheet
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Updated: May,2021
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Description
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This grounding foam is made of high-rebound elastomer base and super thin conductive fabric or film and suitable for high requirement grounding in super thin space. Due to its unique structure, it shows low electrical resistance and stable physical properties even after tough environment test. |
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Structure

Application
Typical Physical Properties |
The following technical information and data should be considered representative or typical only and should not be used for specification purposes. |
Compression Rate |
0% |
30% |
50% |
70% |
Through-Resistance(Ω) |
0.179 |
0.080 |
0.051 |
0.045 |
Compression Rate |
0% |
30% |
50% |
70% |
Through-Resistance(Ω) |
0.201 |
0.115 |
0.070 |
0.058 |




Other dimension could be customized per demand.
(Fabric/Film with Au-plating work better with high refresh rate display including LCD and provide more stable performance over time)

(Working Height: 0.20mm ECF-SF-05S3 Fabric-Ni-Plating)

(Working Height: 0.30mm ECF-SF-07S3 Fabric-Ni-Plating)

(Working Height: 0.20mm ECF-SF-05S3GP Fabric-Au-Plating )

(Working Height: 0.33mm ECF-SF-07S3GP Fabric-Au-Plating)

Company Profile
We cater primarily to the consumer electronics, communication networks, and emerging energy vehicle sectors. To back ourcommitment to quality and innovation, we have established a national production base across four strategic locations:
1. A 1,000-square-meter new material formula R&D center in Shenzhen.
2. A 2,000-square-meter innovative grounding wrapping production plant in Dongguan.
3. A 10,000-square-meter conductive shielding tape coating plant in Hunan.
4. A 1,000-square-meter magnetron sputtering continuous gold/tin plating plant in Shandong.
As the only vertically integrated integrator in China offering electroplating, coating, and processing capabilities, we strive to become a leading innovator and provider of core values within the materials industry chain. Our ultimate goal is to be a long-term trusted solution provider and partner for our customers in addressing their challenges.
System certification




Invention Patent





FAQ
We are based in Guangdong, China, start from 2011,sell to South Asia(10.00%). There are total about 101-200 people in our office.
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
Shielding tape,Adhesive tapes,Waterproof and breathable membrane,Customized production,Raw material die-cutting
4. why should you buy from us not from other suppliers?
Shenzhen Johan Material Tech Co., Ltd. was established in 2011, and is an innovative national high-tech enterprise providing
innovative EMC (electromagnetic compatibility) grounding elastomers and customized tape solutions for the electronics indus
5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FAS,CIP,FCA,CPT,DEQ,DDP,DDU,Express Delivery,DAF,DES;
Accepted Payment Currency: USD,EUR,JPY,CAD,AUD,HKD,GBP,CNY,CHF;
Accepted Payment Type: T/T,L/C,D/P D/A,MoneyGram,Credit Card,PayPal,Western Union,Cash,Escrow;
Language Spoken: English,Chinese