Introduction
In today's rapidly evolving electronics industry, effective electromagnetic interference mitigation has become a critical requirement for ensuring optimal device performance and regulatory compliance. The RFI EMI Shielding Conductive Foam Gasket With Adhesive Backing for Electronics ESD Safe Sponge Material Die Cut represents a sophisticated solution engineered to address the complex challenges of electromagnetic compatibility in modern electronic applications. This advanced shielding material combines superior conductivity properties with practical installation features, delivering comprehensive protection against unwanted electromagnetic interference while maintaining the highest standards of electrostatic discharge safety.
As electronic devices become increasingly compact and powerful, the need for reliable electromagnetic shielding has intensified across multiple industries. From telecommunications equipment to automotive electronics, medical devices to aerospace applications, the demand for effective RFI and EMI suppression continues to grow. Our conductive foam gasket technology addresses these challenges through innovative material engineering and precision manufacturing processes that ensure consistent performance across diverse operating environments.
Product Overview
The RFI EMI Shielding Conductive Foam Gasket With Adhesive Backing for Electronics ESD Safe Sponge Material Die Cut incorporates advanced conductive materials within a flexible foam matrix, creating an optimal balance between electromagnetic shielding effectiveness and mechanical compliance. The specialized foam substrate provides excellent compression characteristics while maintaining structural integrity under repeated compression cycles, ensuring long-term reliability in demanding applications.
The integrated adhesive backing system facilitates straightforward installation processes, eliminating the need for additional fastening mechanisms while providing secure attachment to various substrate materials. This self-adhesive design significantly reduces assembly time and labor costs while ensuring consistent gasket positioning and performance. The die-cut manufacturing process enables precise dimensional control and complex geometric configurations, accommodating specific enclosure designs and sealing requirements across diverse electronic applications.
Our ESD-safe formulation incorporates carefully selected conductive additives that provide controlled electrical conductivity while preventing electrostatic charge accumulation. This dual functionality makes the gasket particularly valuable in sensitive electronic environments where static electricity poses risks to component integrity and operational reliability. The material composition ensures compatibility with standard electronic manufacturing processes and environmental conditions typically encountered in electronic device applications.
Features & Benefits
Advanced Electromagnetic Shielding Performance
The conductive foam gasket delivers exceptional electromagnetic interference suppression across broad frequency ranges, effectively attenuating both electric and magnetic field components. The carefully engineered conductive pathways within the foam structure create multiple shielding mechanisms, including reflection, absorption, and multiple reflection losses. This comprehensive approach ensures reliable performance against various types of electromagnetic disturbances commonly encountered in electronic environments.
The material's inherent flexibility allows for excellent contact compliance with irregular surfaces and manufacturing tolerances, maintaining consistent electrical continuity even under mechanical stress or thermal cycling. This adaptability ensures sustained shielding effectiveness throughout the product lifecycle, reducing maintenance requirements and enhancing overall system reliability.
Superior Installation Convenience
The integrated adhesive backing system provides immediate bonding capability upon contact, eliminating curing time requirements and enabling rapid assembly processes. The pressure-sensitive adhesive formulation maintains strong adhesion across various substrate materials while allowing for repositioning during initial installation phases. This flexibility reduces installation errors and material waste while supporting efficient manufacturing workflows.
The die-cut manufacturing approach enables precise dimensional control and complex geometric configurations, accommodating specific design requirements without additional machining or modification processes. Custom shapes and sizes can be produced to exact specifications, ensuring optimal fit and performance in specialized applications while maintaining cost-effective production scalability.
Comprehensive ESD Protection
The electrostatic discharge safe formulation provides controlled conductivity that safely dissipates static charges while maintaining effective electromagnetic shielding properties. This dual functionality eliminates the need for separate ESD protection measures, simplifying design requirements and reducing component counts. The controlled conductivity prevents charge accumulation while ensuring reliable electrical continuity for shielding applications.
Applications & Use Cases
The versatile design of the RFI EMI Shielding Conductive Foam Gasket With Adhesive Backing for Electronics ESD Safe Sponge Material Die Cut enables deployment across numerous electronic applications where electromagnetic compatibility and ESD protection are critical requirements. Telecommunications infrastructure equipment benefits significantly from the gasket's broad-spectrum shielding capabilities, ensuring reliable signal integrity and regulatory compliance in complex electromagnetic environments.
Automotive electronics applications represent another key market segment where the gasket's robust performance characteristics provide essential protection against electromagnetic interference from various vehicle systems. The material's resistance to temperature variations and mechanical stress makes it particularly suitable for harsh automotive operating conditions while maintaining consistent shielding effectiveness throughout extended service life.
Medical device applications require stringent electromagnetic compatibility standards, and the gasket's reliable performance characteristics support compliance with regulatory requirements while ensuring patient safety and device reliability. The ESD-safe properties are particularly valuable in sensitive medical equipment where static electricity could compromise device functionality or measurement accuracy.
Industrial control systems and automation equipment utilize the gasket's shielding capabilities to maintain signal integrity in electromagnetically challenging factory environments. The material's durability and compression resistance ensure long-term performance in applications subject to vibration, temperature cycling, and mechanical stress. Data processing and networking equipment applications benefit from the gasket's ability to prevent electromagnetic interference while supporting high-speed digital signal processing requirements.
Quality Control & Compliance
Our manufacturing processes incorporate comprehensive quality control measures that ensure consistent material properties and dimensional accuracy across all production batches. Advanced testing protocols verify electromagnetic shielding effectiveness, electrical conductivity characteristics, and adhesive performance under various environmental conditions. These rigorous quality assurance procedures guarantee reliable performance and regulatory compliance in demanding applications.
The material formulation and manufacturing processes comply with relevant international standards for electromagnetic compatibility and electrostatic discharge protection. Environmental compliance measures ensure that the gasket materials meet restrictions on hazardous substances while maintaining superior performance characteristics. Continuous monitoring and documentation of quality parameters provide traceability and performance verification throughout the supply chain.
Laboratory testing capabilities include electromagnetic shielding effectiveness measurements, electrical conductivity verification, compression set testing, and adhesive strength evaluation. Environmental testing protocols simulate real-world operating conditions including temperature cycling, humidity exposure, and mechanical stress to validate long-term performance reliability. These comprehensive testing procedures ensure that the gasket meets or exceeds specified performance requirements across diverse application environments.
Customization & Branding Options
Our advanced die-cutting capabilities enable precise customization of gasket dimensions and geometric configurations to meet specific application requirements. Complex shapes, multiple thicknesses, and specialized features can be incorporated into custom designs while maintaining consistent material properties and performance characteristics. This flexibility supports unique design requirements while ensuring optimal fit and functionality in specialized applications.
Material property modifications can be implemented to address specific performance requirements including enhanced conductivity, modified compression characteristics, or specialized environmental resistance. Custom adhesive formulations provide optimized bonding performance for specific substrate materials or environmental conditions. These customization options enable tailored solutions that maximize performance while meeting unique application constraints.
Private labeling and branding services support distributor and OEM requirements for customized packaging and product identification. Quality documentation and certification services provide comprehensive technical support for customer qualification processes and regulatory compliance requirements. Technical consulting services assist customers in optimizing gasket selection and application design for maximum performance and cost-effectiveness.
Packaging & Logistics Support
Professional packaging solutions protect the gasket materials during storage and transportation while maintaining material properties and adhesive performance. Anti-static packaging materials prevent electrostatic damage during handling and ensure ESD safety throughout the supply chain. Moisture barrier packaging protects adhesive properties and prevents environmental contamination that could affect performance characteristics.
Flexible packaging configurations accommodate various order quantities and customer requirements while optimizing shipping efficiency and cost-effectiveness. Standardized packaging dimensions support automated handling systems and inventory management processes. Clear labeling and identification systems facilitate efficient receiving, storage, and utilization in customer manufacturing operations.
Global distribution capabilities ensure reliable product availability and timely delivery to customers worldwide. Established logistics partnerships provide efficient transportation solutions while maintaining product integrity throughout the delivery process. Regional stocking arrangements support rapid response to customer requirements while minimizing inventory investment and carrying costs.
Why Choose Us
With extensive experience serving international markets across multiple industries, our company has established a reputation for delivering innovative electromagnetic shielding solutions that meet the most demanding performance requirements. Our global presence enables close collaboration with customers worldwide, providing technical support and customization services that address unique application challenges while maintaining competitive cost structures.
As a recognized metal packaging supplier and custom tin box supplier with expertise extending beyond traditional packaging into specialized electronic materials, we bring comprehensive materials science knowledge and manufacturing capabilities to every project. Our multi-industry experience spanning telecommunications, automotive, medical, and industrial applications provides unique insights into diverse performance requirements and regulatory standards.
Advanced manufacturing facilities incorporate state-of-the-art die-cutting equipment, precision material handling systems, and comprehensive quality control instrumentation. Continuous investment in technology and process improvement ensures that our products meet evolving industry requirements while maintaining cost-effective production capabilities. Our commitment to innovation drives ongoing development of enhanced materials and manufacturing processes that provide superior performance and value.
Technical support services include application engineering assistance, material selection guidance, and performance optimization consulting. Our experienced engineering team collaborates closely with customers to develop tailored solutions that maximize performance while meeting cost and timeline objectives. This consultative approach ensures optimal results while building long-term partnerships based on mutual success and continuous improvement.
Conclusion
The RFI EMI Shielding Conductive Foam Gasket With Adhesive Backing for Electronics ESD Safe Sponge Material Die Cut represents a comprehensive solution for modern electromagnetic compatibility challenges, combining superior shielding performance with practical installation advantages and essential ESD protection. The innovative material design and precision manufacturing processes deliver reliable performance across diverse electronic applications while supporting efficient assembly operations and long-term reliability requirements. Through advanced customization capabilities, rigorous quality control measures, and comprehensive technical support services, this electromagnetic shielding solution enables customers to achieve optimal performance while meeting stringent regulatory requirements and cost objectives. The combination of proven technology, manufacturing excellence, and customer-focused service makes this conductive foam gasket an ideal choice for demanding electromagnetic shielding applications 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