Introduction
In today's rapidly evolving electronics industry, electromagnetic interference protection has become a critical requirement for maintaining device performance and regulatory compliance. The Adhesive EMI Shielding Conductive Foam Gasket Customized for ESD Protection Sponge Elastomers Die Cut Electrical represents a cutting-edge solution designed to address the complex challenges of electromagnetic compatibility while providing superior electrostatic discharge protection. This advanced conductive foam technology combines the flexibility of elastomeric materials with the precision of die-cut manufacturing, delivering reliable performance across diverse electronic applications.
Modern electronic devices face increasing susceptibility to electromagnetic interference, making effective shielding solutions essential for product reliability and user safety. Our specialized conductive foam gaskets integrate seamlessly into electronic assemblies, creating reliable barriers against unwanted electromagnetic emissions while maintaining the mechanical properties required for long-term durability. The adhesive backing ensures secure installation and consistent performance throughout the product lifecycle, making these gaskets an ideal choice for manufacturers seeking comprehensive EMI protection solutions.
Product Overview
The Adhesive EMI Shielding Conductive Foam Gasket Customized for ESD Protection Sponge Elastomers Die Cut Electrical features a sophisticated multilayer construction that maximizes electromagnetic shielding effectiveness while maintaining excellent compression and recovery characteristics. The conductive foam substrate incorporates metallic particles uniformly distributed throughout the elastomeric matrix, ensuring consistent electrical conductivity across the entire gasket surface. This uniform distribution prevents signal leakage and maintains shielding integrity even under mechanical stress and temperature variations.
Our precision die-cutting manufacturing process enables the creation of complex geometries and tight tolerances, allowing these conductive foam gaskets to fit seamlessly into intricate electronic housing designs. The elastomeric base material provides exceptional conformability, ensuring optimal contact with mating surfaces regardless of surface irregularities or manufacturing tolerances. The integrated adhesive system eliminates the need for additional fasteners or assembly steps, streamlining the manufacturing process while ensuring reliable long-term adhesion.
These specialized gaskets demonstrate superior performance characteristics across temperature extremes, maintaining their conductive properties and mechanical integrity in challenging operating environments. The foam structure provides excellent compression set resistance, ensuring consistent sealing pressure and electrical contact throughout repeated compression cycles. This durability makes them particularly suitable for applications requiring frequent access or maintenance while maintaining electromagnetic shielding effectiveness.
Features & Benefits
Advanced Electromagnetic Interference Protection
The conductive foam technology employed in these gaskets delivers exceptional EMI shielding performance across a broad frequency spectrum, effectively attenuating electromagnetic emissions that could compromise sensitive electronic circuits. The metallic particle integration creates a continuous conductive path that redirects electromagnetic energy away from protected components, maintaining signal integrity and preventing interference-related malfunctions. This comprehensive protection extends to both radiated and conducted emissions, ensuring compliance with international electromagnetic compatibility standards.
Superior Electrostatic Discharge Control
Electrostatic discharge protection represents a critical aspect of modern electronics manufacturing and operation. These Adhesive EMI Shielding Conductive Foam Gasket Customized for ESD Protection Sponge Elastomers Die Cut Electrical components provide controlled static dissipation pathways that safely channel electrostatic charges away from sensitive components. The carefully engineered surface resistivity ensures rapid charge dissipation without creating unwanted current paths that could damage delicate semiconductor devices.
Exceptional Mechanical Properties
The elastomeric base material exhibits outstanding compression and recovery characteristics, maintaining consistent sealing pressure across varying environmental conditions. This mechanical stability ensures reliable electrical contact and environmental sealing throughout the product lifecycle, reducing maintenance requirements and improving overall system reliability. The foam structure accommodates surface irregularities and manufacturing tolerances, creating uniform contact pressure distribution that maximizes shielding effectiveness.
Precision Die-Cut Manufacturing
Our advanced die-cutting capabilities enable the production of complex gasket geometries with exceptional dimensional accuracy and edge quality. This precision manufacturing ensures optimal fit and performance in demanding applications where traditional cutting methods would compromise material integrity or dimensional consistency. The clean-cut edges minimize particle generation and maintain the conductive network integrity throughout the gasket perimeter.
Applications & Use Cases
The versatility of the Adhesive EMI Shielding Conductive Foam Gasket Customized for ESD Protection Sponge Elastomers Die Cut Electrical makes it suitable for numerous electronic applications across diverse industries. Telecommunications equipment manufacturers utilize these gaskets to ensure signal integrity in high-frequency communication systems, where electromagnetic interference can significantly impact performance and reliability. The gaskets provide essential shielding for RF circuits, preventing cross-talk and maintaining clean signal transmission paths in complex multi-channel systems.
Medical device applications represent another critical market segment where these conductive foam gaskets provide essential protection for sensitive diagnostic and therapeutic equipment. The biocompatible materials and reliable EMI shielding help ensure accurate sensor readings and prevent interference with life-critical monitoring systems. The gaskets' ability to maintain consistent performance across sterilization cycles makes them particularly valuable in medical applications requiring repeated cleaning and sterilization protocols.
Automotive electronics increasingly rely on effective EMI shielding as vehicle systems become more sophisticated and interconnected. These conductive foam gaskets protect engine control modules, infotainment systems, and advanced driver assistance systems from electromagnetic interference that could compromise vehicle safety and performance. The temperature stability and vibration resistance of the elastomeric material make these gaskets particularly well-suited for the demanding automotive operating environment.
Industrial automation and control systems benefit from the reliable EMI protection provided by these specialized gaskets. Manufacturing equipment, process control systems, and robotic applications require consistent electromagnetic compatibility to maintain precise operation and prevent costly production disruptions. The gaskets' ability to maintain shielding effectiveness while accommodating mechanical movement and thermal cycling makes them ideal for dynamic industrial applications.
Quality Control & Compliance
Our comprehensive quality management system ensures that every Adhesive EMI Shielding Conductive Foam Gasket Customized for ESD Protection Sponge Elastomers Die Cut Electrical meets the highest standards for electromagnetic shielding performance and material consistency. Rigorous testing protocols evaluate electrical conductivity, mechanical properties, and environmental resistance throughout the manufacturing process, ensuring reliable performance in demanding applications. Advanced measurement techniques verify shielding effectiveness across multiple frequency ranges, confirming compliance with international EMC standards.
Material traceability systems track every component from raw material receipt through final product shipment, enabling comprehensive quality documentation and rapid response to any quality concerns. Environmental testing simulates real-world operating conditions, including temperature cycling, humidity exposure, and mechanical stress, validating long-term performance reliability. These comprehensive validation procedures ensure consistent product quality and performance predictability for critical applications.
Regulatory compliance represents a fundamental aspect of our quality commitment, with products designed and manufactured to meet relevant industry standards for electromagnetic compatibility, material safety, and environmental requirements. Regular audits and certifications verify continued compliance with evolving regulatory requirements, ensuring that our customers receive products that meet the latest industry standards and regulatory expectations.
Customization & Branding Options
Understanding that electronic applications often require unique solutions, we offer extensive customization capabilities for the Adhesive EMI Shielding Conductive Foam Gasket Customized for ESD Protection Sponge Elastomers Die Cut Electrical to meet specific design requirements. Our engineering team collaborates closely with customers to develop optimized gasket configurations that address unique electromagnetic shielding challenges while integrating seamlessly into existing product designs. Custom die-cutting capabilities enable the production of complex shapes, multiple thickness variations, and specialized features such as alignment tabs or mounting holes.
Material customization options include various foam densities, conductive particle loadings, and adhesive formulations tailored to specific application requirements. These material variations allow optimization of electrical, mechanical, and environmental properties to match demanding application specifications. Surface treatment options provide additional functionality such as enhanced adhesion, improved chemical resistance, or specialized coating systems for extreme environment applications.
Packaging and identification customization ensures seamless integration into customer manufacturing processes. Custom packaging solutions protect gasket integrity during transportation and storage while facilitating efficient handling and installation procedures. Specialized marking and labeling options enable traceability and quality control throughout the customer's manufacturing process, supporting lean manufacturing principles and quality management requirements.
Packaging & Logistics Support
Our comprehensive packaging solutions protect the integrity of Adhesive EMI Shielding Conductive Foam Gasket Customized for ESD Protection Sponge Elastomers Die Cut Electrical components throughout the supply chain while facilitating efficient handling and installation processes. Specialized packaging materials prevent contamination, moisture absorption, and mechanical damage that could compromise gasket performance. Anti-static packaging options provide additional protection for sensitive electronic applications where electrostatic discharge control extends throughout the entire handling process.
Flexible logistics support accommodates diverse customer requirements, from small prototype quantities to large-scale production volumes. Our distribution network ensures reliable delivery schedules while maintaining product quality throughout transportation and storage. Temperature-controlled shipping options protect material properties during extreme weather conditions, ensuring consistent product performance regardless of shipping season or destination climate.
Inventory management support helps customers optimize their supply chain efficiency while maintaining adequate stock levels for production continuity. Forecasting assistance and flexible delivery scheduling accommodate varying production demands while minimizing inventory carrying costs. These comprehensive logistics capabilities ensure that customers receive the right products at the right time while maintaining the highest quality standards.
Why Choose Us
Our extensive experience serving global electronics manufacturers has established us as a trusted partner for critical EMI shielding applications across diverse industries. With decades of expertise in conductive materials and precision manufacturing, we have developed comprehensive capabilities that address the evolving challenges of electromagnetic compatibility and electrostatic discharge protection. Our international market presence enables us to support customers worldwide with consistent quality and reliable supply chain performance.
As a recognized supplier of advanced EMI protection solutions, we maintain strategic partnerships with leading material suppliers and technology developers to ensure access to the latest innovations in conductive foam technology. This collaborative approach enables continuous improvement in product performance while maintaining competitive positioning in the global marketplace. Our multi-industry expertise spans telecommunications, medical devices, automotive electronics, and industrial automation, providing deep understanding of diverse application requirements and regulatory environments.
Our commitment to innovation drives continuous investment in advanced manufacturing technologies and quality systems that deliver superior product consistency and performance reliability. Comprehensive technical support services assist customers throughout the product development lifecycle, from initial concept through full-scale production implementation. This collaborative approach ensures optimal product selection and application success while minimizing development time and costs.
Conclusion
The Adhesive EMI Shielding Conductive Foam Gasket Customized for ESD Protection Sponge Elastomers Die Cut Electrical represents the pinnacle of electromagnetic interference protection technology, combining advanced materials science with precision manufacturing to deliver exceptional performance across demanding electronic applications. These specialized gaskets provide comprehensive EMI shielding and ESD protection while maintaining the mechanical properties required for long-term reliability in challenging operating environments. The combination of conductive foam technology, precision die-cutting, and adhesive integration creates a complete solution that addresses the complex requirements of modern electronic systems while streamlining manufacturing processes and reducing total system costs. For electronics manufacturers seeking reliable, high-performance EMI shielding solutions, these advanced conductive foam gaskets offer the perfect balance of electromagnetic protection, mechanical durability, and manufacturing efficiency required for success in today's competitive 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