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EMI Gasket
Home> Products >  Customized Production >  EMI Gasket

Adhesive Backed Conductive Foam Gasket for EMI RF Shielding ESD Protection Sponge Material Die Cut Custom Applications

Introduction

Introduction

In today's rapidly evolving electronics industry, electromagnetic interference and electrostatic discharge pose significant challenges for manufacturers seeking reliable protection solutions. The Adhesive Backed Conductive Foam Gasket for EMI RF Shielding ESD Protection Sponge Material Die Cut Custom Applications represents a sophisticated approach to addressing these critical concerns. This advanced material solution combines the flexibility of foam technology with the conductivity required for effective electromagnetic shielding, creating a versatile product that serves multiple protective functions across diverse industrial applications.

Modern electronic devices operate in increasingly complex electromagnetic environments, where proper shielding becomes essential for optimal performance and regulatory compliance. Conductive foam gaskets have emerged as preferred solutions due to their ability to provide consistent electrical contact while maintaining mechanical flexibility. The adhesive backing feature eliminates the need for additional fastening methods, streamlining installation processes and reducing assembly time for manufacturers worldwide.

Product Overview

The Adhesive Backed Conductive Foam Gasket for EMI RF Shielding ESD Protection Sponge Material Die Cut Custom Applications is engineered using premium conductive sponge materials that deliver exceptional electromagnetic interference suppression capabilities. The gasket features a specialized foam matrix infused with conductive particles, creating a material that maintains excellent electrical continuity while providing the compressibility and resilience characteristic of high-quality foam products.

The adhesive backing system utilizes pressure-sensitive adhesive technology specifically formulated for electronic applications. This backing provides immediate bonding capability upon application while maintaining removability when necessary for maintenance or component replacement. The conductive foam structure ensures consistent electrical pathways even under compression, making it ideal for applications where reliable grounding and shielding performance are paramount.

Die-cutting capabilities allow for precise shaping and sizing according to specific application requirements. The material can be cut into complex geometries, including intricate patterns with tight tolerances, ensuring perfect fit and optimal performance in demanding applications. This customization capability extends to thickness variations, compression characteristics, and conductivity levels, allowing engineers to specify exact requirements for their unique applications.

Features & Benefits

Electromagnetic Shielding Excellence

The conductive foam gasket delivers superior electromagnetic interference suppression across broad frequency ranges. The material's cellular structure creates multiple conductive pathways that effectively attenuate electromagnetic radiation while maintaining mechanical flexibility. This dual functionality ensures that sensitive electronic components remain protected from external interference while allowing for thermal expansion and mechanical movement within assemblies.

Radio frequency shielding performance remains consistent across varying environmental conditions, including temperature fluctuations and humidity changes. The foam material resists degradation from environmental exposure, ensuring long-term reliability in challenging operating conditions. The gasket maintains its shielding effectiveness even under repeated compression cycles, making it suitable for applications requiring frequent access or maintenance.

Electrostatic Discharge Protection

Electrostatic discharge protection capabilities stem from the material's controlled conductivity characteristics. The conductive foam provides reliable static dissipation pathways while preventing harmful voltage buildup that could damage sensitive electronic components. This protection extends beyond simple grounding applications to include controlled impedance characteristics that ensure safe static charge dissipation rates.

The foam gasket creates effective Faraday cage environments when properly installed, providing comprehensive protection against both conducted and radiated electromagnetic threats. Surface resistivity characteristics are carefully controlled during manufacturing to ensure consistent performance across different production lots and environmental conditions.

Installation and Maintenance Advantages

The pressure-sensitive adhesive backing simplifies installation procedures, eliminating the need for mechanical fasteners or liquid adhesives. Installation teams can achieve proper positioning and bonding in single-step processes, reducing assembly time and potential installation errors. The adhesive system maintains strong bonds while allowing for removal and repositioning when necessary for maintenance or design modifications.

Maintenance procedures are streamlined due to the gasket's resistance to compression set and environmental degradation. The material maintains its original thickness and compression characteristics over extended service periods, reducing the frequency of replacement cycles. Visual inspection capabilities allow maintenance teams to assess gasket condition without disassembly, supporting predictive maintenance programs.

Applications & Use Cases

The Adhesive Backed Conductive Foam Gasket for EMI RF Shielding ESD Protection Sponge Material Die Cut Custom Applications serves diverse industries requiring electromagnetic compatibility solutions. Telecommunications equipment manufacturers utilize these gaskets for cabinet sealing applications where consistent shielding performance across door seams and panel interfaces is essential. The material's flexibility accommodates manufacturing tolerances while maintaining electrical continuity across mating surfaces.

Aerospace and defense applications benefit from the gasket's ability to provide reliable shielding in weight-sensitive applications. The lightweight foam construction reduces overall assembly weight while delivering military-grade electromagnetic protection. Avionics systems require consistent shielding performance across altitude and temperature variations, requirements that the conductive foam gasket readily meets through its stable material properties.

Medical device manufacturers incorporate these gaskets into imaging equipment, patient monitoring systems, and diagnostic instruments where electromagnetic interference could affect measurement accuracy or patient safety. The material's biocompatibility characteristics and resistance to cleaning agents make it suitable for healthcare environments requiring frequent sanitization procedures.

Automotive electronics applications include engine control modules, infotainment systems, and advanced driver assistance systems where electromagnetic compatibility is mandated by regulatory requirements. The gasket material withstands automotive environmental conditions including temperature cycling, vibration, and exposure to automotive fluids while maintaining consistent electrical performance.

Data center and server applications utilize conductive foam gaskets for chassis sealing and component-level shielding. High-frequency digital signals require careful electromagnetic management to prevent signal integrity issues and regulatory compliance violations. The gasket material provides effective isolation between sensitive circuits while accommodating thermal expansion and airflow requirements.

Quality Control & Compliance

Manufacturing processes for conductive foam gaskets incorporate comprehensive quality control measures ensuring consistent material properties and performance characteristics. Raw material inspection procedures verify conductivity levels, foam density, and adhesive properties before production begins. In-process monitoring includes dimensional verification, surface resistivity testing, and adhesive bond strength evaluation.

Environmental testing protocols validate material performance under accelerated aging conditions, temperature cycling, and humidity exposure. These tests ensure that the gasket material maintains its electrical and mechanical properties throughout expected service life under various operating conditions. Salt spray testing verifies corrosion resistance for applications in harsh environments.

Electromagnetic compatibility testing confirms shielding effectiveness across required frequency ranges using standardized test methods. These measurements verify that the gasket material meets or exceeds specified attenuation requirements for targeted applications. Testing includes both near-field and far-field electromagnetic measurements to ensure comprehensive protection capabilities.

Regulatory compliance encompasses various international standards for electromagnetic compatibility, materials safety, and environmental impact. Documentation packages include material certifications, test reports, and compliance declarations supporting customer regulatory submissions. Traceability systems track material lots from raw material receipt through final product delivery, ensuring complete supply chain visibility.

Customization & Branding Options

Die-cutting capabilities enable precise customization of gasket geometry according to specific application requirements. Computer-controlled cutting systems produce complex shapes with tight dimensional tolerances, ensuring proper fit and optimal sealing performance. Custom tooling development supports high-volume production requirements while maintaining cost-effectiveness for specialized applications.

Material property customization includes conductivity level adjustment, compression force modification, and adhesive selection optimization. Engineers can specify exact electrical characteristics, mechanical properties, and environmental resistance requirements. Foam density variations accommodate different compression requirements while maintaining electromagnetic shielding effectiveness.

Color coding options facilitate assembly identification and quality control procedures. Different colors can indicate specific material grades, application areas, or revision levels, supporting lean manufacturing initiatives and error prevention programs. Custom packaging solutions include anti-static protection, clean room compatibility, and automated dispensing system integration.

Private labeling and branding services support original equipment manufacturer requirements and distributor programs. Custom packaging designs, technical documentation, and product identification systems help customers maintain brand consistency throughout their supply chains. Technical support services include application engineering assistance and performance optimization consulting.

Packaging & Logistics Support

Packaging systems for conductive foam gaskets prioritize electrostatic discharge protection and material integrity during storage and transportation. Anti-static packaging materials prevent charge buildup that could affect material properties or damage sensitive components during handling. Moisture barrier properties protect adhesive systems from environmental degradation during extended storage periods.

Clean room packaging protocols support semiconductor and medical device applications requiring contamination-free materials. Specialized packaging equipment ensures that gasket materials maintain cleanliness levels appropriate for sensitive manufacturing environments. Documentation includes material certificates, handling instructions, and storage recommendations.

Global logistics capabilities support international distribution requirements through established shipping networks and customs documentation systems. Hazardous materials classification and transportation compliance ensure smooth international movement while meeting regulatory requirements in destination countries. Supply chain visibility systems provide real-time tracking and delivery confirmation.

Inventory management services include consignment programs, kanban systems, and automated replenishment solutions. These services help customers optimize inventory levels while ensuring material availability for production schedules. Flexible packaging options accommodate different consumption patterns and storage constraints across various facility types.

Why Choose Us

With over two decades of experience serving international markets, our company has established itself as a trusted supplier of specialized foam materials and electromagnetic shielding solutions. Our global presence enables us to support customers across diverse industries while maintaining consistent quality standards and technical expertise. International partnerships with leading technology companies demonstrate our commitment to innovation and customer success.

Our engineering team collaborates with customers to develop optimized solutions for challenging applications, leveraging extensive experience in electromagnetic compatibility and materials science. Technical support services extend beyond initial product selection to include ongoing performance optimization and troubleshooting assistance. This collaborative approach ensures that customers achieve optimal results from their investment in electromagnetic shielding technology.

Manufacturing facilities incorporate advanced quality management systems and environmental compliance programs, ensuring consistent product quality while minimizing environmental impact. Continuous improvement initiatives focus on enhancing material performance, expanding customization capabilities, and reducing delivery times. Investment in research and development maintains our position at the forefront of conductive foam technology advancement.

Supply chain reliability stems from diversified supplier networks, strategic inventory positioning, and robust quality control systems. These capabilities ensure consistent material availability even during challenging market conditions or unexpected demand fluctuations. Long-term partnerships with raw material suppliers enable access to the latest material innovations and cost optimization opportunities.

Conclusion

The Adhesive Backed Conductive Foam Gasket for EMI RF Shielding ESD Protection Sponge Material Die Cut Custom Applications represents a comprehensive solution for modern electromagnetic compatibility challenges. Its combination of reliable shielding performance, installation convenience, and customization flexibility makes it an ideal choice for demanding applications across multiple industries. The material's proven track record in critical applications, combined with comprehensive quality control and technical support services, provides customers with confidence in their electromagnetic protection strategies. Whether addressing regulatory compliance requirements, protecting sensitive electronics, or optimizing assembly processes, this conductive foam gasket delivers the performance and reliability that modern technology applications demand.

Products Description

Johan ECF (Elastic Conductive Foam)

Semi-Fold(SF) series - Super Thin Space Grounding with low CFD and surface resistance
Technical Data Sheet
Updated: May,2021
Description
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.

Structure

Adhesive Backed Conductive Foam Gasket for EMI RF Shielding ESD Protection Sponge Material Die Cut Custom Applications manufacture
 
 
Patent No: CN206619706U

Application

① RF Antenna Grounding(stable and low conductivity)
② LCD/OLED Grounding (Min CFD<[email protected] gap)
③ Replace shrapnel in super thin space grounding (Min Gap<=0.20mm)
④ Very small grounding area (Size<=5mmX5mm -resistance 90% lower than plating-conductive foam)
Typical Physical Properties
The following technical information and data should be considered representative or typical only and should not be used for
specification purposes.

Conductivity Performance (5mmX5mmX0.60mm with fabric-nickel-plating (0.032mm) sample)

Test Of Compression (Internal Method)
Compression Rate
0%
30%
50%
70%
Through-Resistance(Ω)
0.179
0.080
0.051
0.045

Test Of High Temperature and High Humidity (-20C to 80C with 85% RH @ 2hours/cycle * 12 cycles)
Compression Rate
0%
30%
50%
70%
Through-Resistance(Ω)
0.201
0.115
0.070
0.058

Base Material CFD Performance
Adhesive Backed Conductive Foam Gasket for EMI RF Shielding ESD Protection Sponge Material Die Cut Custom Applications details
Adhesive Backed Conductive Foam Gasket for EMI RF Shielding ESD Protection Sponge Material Die Cut Custom Applications supplier
Adhesive Backed Conductive Foam Gasket for EMI RF Shielding ESD Protection Sponge Material Die Cut Custom Applications manufacture

Typical Dimension Table*
Adhesive Backed Conductive Foam Gasket for EMI RF Shielding ESD Protection Sponge Material Die Cut Custom Applications manufacture

Other dimension could be customized per demand.

Standard Products for LCD/OLED application (2mmX8mmX0.60mm/0.85mm)
(Fabric/Film with Au-plating work better with high refresh rate display including LCD and provide more stable performance over time)
Adhesive Backed Conductive Foam Gasket for EMI RF Shielding ESD Protection Sponge Material Die Cut Custom Applications supplier

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

Adhesive Backed Conductive Foam Gasket for EMI RF Shielding ESD Protection Sponge Material Die Cut Custom Applications manufacture

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

Adhesive Backed Conductive Foam Gasket for EMI RF Shielding ESD Protection Sponge Material Die Cut Custom Applications factory

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

Adhesive Backed Conductive Foam Gasket for EMI RF Shielding ESD Protection Sponge Material Die Cut Custom Applications factory

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

Electrical resistance Rebound force
Adhesive Backed Conductive Foam Gasket for EMI RF Shielding ESD Protection Sponge Material Die Cut Custom Applications factory
Our exhibition
Our company actively pursues global market expansion through strategic participation in premier international exhibitions including CES and Electronics China. We are aggressively penetrating diverse sectors such as consumer electronics, new energy vehicles, communication equipment, and emerging fields including AI and IoT. Having successfully commenced deliveries in these new domains, we maintain strong momentum in continuous exploration of additional overseas markets. Our dynamic approach demonstrates unwavering commitment to global business development and technological innovation. 

Company Profile

Established in 2011, Shenzhen Johan Material Technology Co., Ltd. is a pioneering material company specializing in EMI/EMCsolutions. Our forte lies in the production of shielding and grounding gaskets and custom-designed, high-performance tapes. In 2022, we earned the prestigious national-level specialized and innovative small giant certification.

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

Our company maintains a comprehensive quality management system, certified to ISO 9001:2015 (SGS) for quality assurance and IATF16949 (SGS) for automotive industry standards. We are also certified to ISO 14001 (SGS) for environmental management and QC 080000 (SGS) for hazardous substance process control. These certifications demonstrate our commitment to delivering reliable, high-quality products through systematic process control and continuous improvement.
Adhesive Backed Conductive Foam Gasket for EMI RF Shielding ESD Protection Sponge Material Die Cut Custom Applications factory
Adhesive Backed Conductive Foam Gasket for EMI RF Shielding ESD Protection Sponge Material Die Cut Custom Applications supplier
Adhesive Backed Conductive Foam Gasket for EMI RF Shielding ESD Protection Sponge Material Die Cut Custom Applications details
Adhesive Backed Conductive Foam Gasket for EMI RF Shielding ESD Protection Sponge Material Die Cut Custom Applications manufacture

Invention Patent

Based on our strong R&D capabilities, we possess 12 Chinese and 2 U.S. invention patents, plus 30 utility model patents. These patented technologies are applied across our core product lines, including innovative grounding foam and high-performance custom tapes, demonstrating our industry leadership in EMI/EMC materials and providing customers with reliable, proprietary solutions.
Adhesive Backed Conductive Foam Gasket for EMI RF Shielding ESD Protection Sponge Material Die Cut Custom Applications details
Adhesive Backed Conductive Foam Gasket for EMI RF Shielding ESD Protection Sponge Material Die Cut Custom Applications details
Adhesive Backed Conductive Foam Gasket for EMI RF Shielding ESD Protection Sponge Material Die Cut Custom Applications details
Adhesive Backed Conductive Foam Gasket for EMI RF Shielding ESD Protection Sponge Material Die Cut Custom Applications manufacture
Adhesive Backed Conductive Foam Gasket for EMI RF Shielding ESD Protection Sponge Material Die Cut Custom Applications supplier

FAQ

1. who are we?
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

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