Novram
Novram
Premium server infrastructure, high-frequency DRAM modules, and thermal dissipation systems integrated with industrial-grade conductive materials.
The electronics manufacturing ecosystem is witnessing an unprecedented transition from traditional lead-free soldering (like SAC305) to high-reliability Electrically Conductive Adhesives (ECAs). As semiconductors scale down and components migrate towards ultra-fine pitch grids, thermal stress during assembly has become a primary failure mode. Lead-free solder reflow temperatures peak between 240°C and 260°C, which can cause substrate warping, delamination, and micro-cracking in multi-layered DDR5 RAM modules, high-density server heatsinks, and flexible electronics.
As a leading CE certified conductive adhesives manufacturer and factory, we deliver custom-engineered polymer solutions that cure at temperatures as low as 80°C to 150°C. Our state-of-the-art formulations combine highly micronized silver flakes and functionalized epoxy resins to offer exceptional volume resistivity, mechanical shear strength, and thermal conductivity. This allows global manufacturers to build ruggedized computer hardware, server memory systems, and complex thermal dissipation assemblies without exposing high-value semiconductor dies to catastrophic heat cycles.
CE Certification serves as a declaration of conformity with health, safety, and environmental protection standards within the European Economic Area (EEA). For global procurements, choosing a certified factory guarantees that our conductive adhesives adhere to strict RoHS and REACH directives, mitigating chemical exposure risks, verifying zero hazardous outgassing, and ensuring stable processing parameters across global SMT lines.
The integration of high-density interconnects, advanced packaging styles (System-in-Package, 2.5D/3D IC architectures), and IoT hardware has reshaped modern polymer requirements. Standard isotropic conductive adhesives (ICAs) and anisotropic conductive adhesives (ACAs) must now meet multi-faceted stress criteria.
Modern memory technologies, particularly high-speed DDR4 and DDR5 memory modules, run at high gigatransfers per second, generating significant localized heat. Our silver-filled conductive epoxies are formulated to provide continuous electromagnetic shielding (EMI) and low contact resistance, ensuring reliable signal integrity for processing pipelines.
Adhesives utilized in automotive radar systems, ADAS modules, and server processor cooling blocks (like LGA4926 300W server heatsinks) require high glass transition temperatures (Tg > 120°C) and controlled Coefficients of Thermal Expansion (CTE) to prevent mechanical failure during rapid thermal cycling.
By implementing low-temperature curing conductive pastes, factories reduce power consumption across their production lines. Furthermore, because conductive adhesives do not require flux washing or hazardous chemical cleaning agents, manufacturers can establish a clean, single-pass inline process.
Global procurement teams must review structural and physical data to verify consistency and long-term reliability. Below is a breakdown of the standard properties of our conductive epoxy series designed for microelectronic packaging and heatsink mounting:
| Adhesive Property | Test Standard / Methodology | Typical Value (Silver-Filled Epoxy) | Target Application |
|---|---|---|---|
| Volume Resistivity | ASTM D2739 | < 5 x 10-5 Ω·cm | SMT Component Bonding / Die Attach |
| Thermal Conductivity | ASTM E1461 (Laser Flash) | 3.5 - 28.0 W/m·K | LGA Server Heatsinks & Heat Dissipation |
| Glass Transition Temp (Tg) | DSC (Differential Scanning Calorimetry) | > 110°C (Cured at 120°C) | Automotive ADAS & High-Temp Server Rooms |
| Lap Shear Strength (Al to Al) | ASTM D1002 | > 12 MPa (At room temp) | Structural Assembly & Metal Heat Spreaders |
| Viscosity (at 25°C) | Brookfield DV-II+ (Spindle 51) | 45,000 - 65,000 cPs | Automated Needle Dispensing / Stencil Printing |
| Curing Profile Options | Convection Oven / Inline IR Curing | 120°C for 30 min / 150°C for 15 min | Flexible Substrates & Multi-layered PCBAs |
*Custom adjustments in viscosity, mechanical shear strength, and cure speed are available through our integrated R&D engineering division.
Our production facilities in Shenzhen leverage advanced automation to maintain consistent output quality. Across our 3,860㎡ manufacturing facility, we integrate raw material synthesis, precision blending, and temperature-controlled storage systems to deliver stable products to global markets.
By coordinating with over 860 qualified supply chain partners, we secure high-purity raw materials (including precious metals and specialty polymer resins) even during volatile market cycles. We combine this resilient supply network with strict quality management system protocols to offer a stable global supply chain for OEM/ODM computer brands, system integrators, and industrial PC manufacturers.
Electrically conductive adhesives must balance electrical, thermal, and mechanical properties to meet the requirements of specific operating environments.
During the assembly of high-density DDR4 and DDR5 memory modules, thermal stress is a common issue. Utilizing conductive adhesives to ground EMI shielding and mount thermal spreaders protects sensitive memory dies from high-temperature soldering cycles while maintaining stable performance at high frequencies.
Modern servers run constantly and generate significant heat, requiring robust thermal management. Our high thermal conductivity adhesives connect LGA2011 and LGA4926 rectangular air-cooled heatsinks directly to processor heat spreaders. This creates a low thermal resistance pathway that handles up to 300W TDP without structural degradation over long-term operations.
Automotive electronics operate under constant vibration and temperature swings. Our CE-certified conductive epoxies are formulated with flexible polymer chains to absorb mechanical shocks, preventing cracking at joint interfaces under extreme road conditions.
Novram Electronics Co., Ltd. is a professional DDR5 memory manufacturer based in Shenzhen, China, dedicated to delivering high-performance DRAM solutions for global OEM, ODM, and industrial customers. Established in 2016, the company has grown into a reliable supplier of DDR5 memory modules, serving partners across consumer electronics, industrial automation, embedded systems, gaming, and enterprise computing.
Operating from a modern 3,860㎡ manufacturing facility, Novram integrates advanced production equipment, strict quality management, and continuous R&D innovation to ensure every memory module meets international performance and reliability standards. Our experienced engineering team focuses on developing high-speed, stable, and energy-efficient DDR5 products for diverse computing applications.
With 9 years of industry experience and 7 years of export experience, Novram exports products to customers in more than 40 countries. The company achieves an annual export revenue of approximately US$18.6 million, supported by an efficient global supply chain and responsive customer service.
Quality is at the core of everything we do. Every DDR5 memory module undergoes 100% functional testing, compatibility testing, burn-in testing, temperature testing, and aging verification before shipment. Our quality control department consists of 42 professional inspectors, ensuring consistent product performance and long-term reliability.
Novram maintains strong partnerships with over 860 qualified supply chain partners, enabling stable production capacity and reliable component sourcing. Our primary customers include memory module brands, computer manufacturers, industrial PC companies, system integrators, distributors, wholesalers, and OEM/ODM partners worldwide.
Innovation drives our competitiveness. Our dedicated R&D center is staffed by 76 experienced engineers, allowing us to introduce approximately 138 new products each year. We provide comprehensive OEM, ODM, private label, logo printing, packaging customization, capacity customization, firmware optimization, and product specification customization to meet different market requirements.
Today, Novram continues to invest in advanced manufacturing technologies, strict quality assurance, and customer-focused innovation. Our mission is to become a trusted global partner for high-performance DDR5 memory solutions by delivering reliable products, flexible customization, competitive pricing, and professional technical support.
Explore our complete catalog of DDR4/DDR5 computer storage sticks, server ECC modules, and high-TDP processor cooling systems.
Review engineering guidelines and answers to common technical inquiries regarding conductive adhesives, material selection, and SMT integration.
Isotropic Conductive Adhesives (ICAs) are electrically conductive in all directions (X, Y, and Z axes). They are typically used to replace solder joints in standard SMT operations, using silver-filled epoxies to establish connections.
Anisotropic Conductive Adhesives (ACAs) are formulated to conduct electricity only along the Z-axis (vertical direction). They contain a lower volume of conductive particles, allowing conduction only when compressed between opposing contact pads. ACAs are commonly used in fine-pitch connections, such as driver IC attachments for LCD screens and flexible circuit boards.
Yes, in many applications. Conductive epoxies cure at lower temperatures (typically 80°C to 150°C compared to SAC305's 240°C to 260°C reflow peak), which helps reduce thermal stress on delicate silicon wafers and flexible substrates.
However, designers should note that conductive adhesives generally have higher bulk resistivity and lower drop-shock resistance than metallic solders. Therefore, they are typically used in specialized applications like high-frequency shielding, MEMS assembly, and heat-sensitive component attachments.
CE certification indicates that the chemical formulations comply with European health, safety, and environmental protection standards. It ensures that the adhesives meet hazardous substance restrictions, such as RoHS (Restriction of Hazardous Substances) and REACH (Registration, Evaluation, Authorisation and Restriction of Chemicals), preventing the import of restricted heavy metals or toxic organic solvents into global assembly lines.
One-part (pre-mixed and frozen) conductive epoxies require sub-zero storage to prevent premature curing. Typically, they must be stored at -40°C to maintain a shelf life of 6 months. Prior to dispensing, syringes must be thawed at room temperature for 1 to 2 hours, depending on volume, to avoid moisture condensation on the adhesive surface.
Our R&D center is staffed by 76 experienced engineers, allowing us to introduce approximately 138 new products each year. We offer tailored material solutions, including adjusting viscosity for stencil printing, tuning glass transition temperatures for automotive settings, and adjusting curing cycles to fit specific production timelines.
Thermally conductive adhesives fill microscopic air gaps between processors (such as high-TDP CPUs) and heatsinks, reducing thermal contact resistance. Our silver-filled and ceramic-filled formulations can achieve thermal conductivities up to 28 W/m·K, helping prevent thermal throttling in high-demand computing applications.
