Sintering Solutions
Our high performance pressure and pressureless sintering pastes for Die attach and substrate bonding.
Sintering Solutions for Every Power Electronics Assembly Challenge
Sintering paste is revolutionizing power electronics with exceptional thermal, mechanical, and electrical performance—ideal for power modules, automotive systems, and high-frequency devices, where efficiency and miniaturization are key.
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ECOREL™ SINTEC
The future of power electronics assembly, overcoming today’s limits
Sintering solutions are used as an alternative to solder paste power electronics in applications where high thermal and electrical conductivity, reliability, and mechanical strength are critical.
Some key areas where sintering is preferred include lead free die-attach, large area module attach, E-Vehicle, Energy conversion of Renewable energies, Optoelectronics and RF power devices.
Especially with the latest SiC and GaN developments operating at much higher power, using sintering interconnections with higher thermal and excellent electrical conductivity is crucial.
Key Advantages of our ECOREL™ SINTEC product range
1 High Thermal conductivity
ECOREL™ SINTEC sintering solutions achieve thermal conductivity values exceeding 300 W/mK,
providing exceptional heat dissipation and making them an ideal choice for high-power applications.
2 High shear strength
With a shear strength exceeding 50 MPa, robust interconnects are formed, enabling assemblies to easily
withstand Thermal Cycling Testing (TCT) from -55°C to +125°C for over 1000 cycles.
3 Room temperature storage
Most sintering pastes require refrigerated or frozen storage, but our sintering solutions can be stored
at room temperature, making them much easier to handle, while still providing a 6 months shelf life.
4 No nanoparticles
Unlike other sintering solutions available on the market, ECOREL™ SINTEC products are free of nanoparticles, making them safer for both users and the environment.
Additional Advantages
- Processing with established equipment
- Highly reproducible and reliable
- Low electrical resistivity (3 μΩ)
- No CMR containing substances, no halogen and no nanoparticle
- RoHS compliant
- Ten-fold improvement of E-module life-time
- Worldwide product availibilty & technical support
All-in-one Sintering Process
With ECOREL SINTEC AP90 it is possible to perform die Sintering & Substrate sintering in one step.
The All-in-One sintering process has the potential to reduce the total cost of ownership for such applications dramatically.
Ideally, an usually two-step process, die sintering and substrate sintering, can become a one step process: saving energy, consumables, and time by 50%.
Related products & services
ECOREL SINTEC AP90
ECOREL SINTEC AP90D
ECOREL SINTEC XP95
ECOREL SINTEC XP95D
Discover Our Pressureless Sintering Paste for High-Power Die Attach and SiC/GaN Applications!
ECOREL SINTEC XP95D
- AG Sintering Paste
- Pressureless Sintering
- Dispensing
Sintering Solutions in Industrial Soldering – Frequently Asked Questions (FAQ)
What is sintering in the context of industrial soldering?
Sintering is a process that joins metal particles by heating them below their melting point until they fuse together. In industrial soldering, sintering is used as an alternative to traditional soldering for creating high-performance electrical and thermal joints.
How does sintering differ from conventional soldering?
Unlike conventional soldering, which melts solder alloys to form joints, sintering uses pressure and heat to bond metal particles without fully melting them. This leads to joints with higher thermal conductivity, electrical performance, and mechanical strength.
What materials are commonly used in sintering solutions?
Silver (Ag)-based nanoparticles are commonly used in sintering pastes due to their excellent electrical and thermal conductivity. INVENTEC offers advanced silver sintering pastes and powders tailored for industrial applications.
What are the benefits of using sintering over traditional soldering?
Sintering provides superior joint reliability, higher melting points, better thermal management, and improved resistance to thermal cycling. These benefits are critical in power electronics, automotive, and aerospace applications.
In which industries is sintering technology most applied?
Sintering is widely used in automotive electronics, power modules, LED lighting, renewable energy systems, and aerospace, where high thermal and electrical performance is essential.
What types of sintering processes are available?
Common sintering processes include pressure-assisted sintering, low-pressure sintering, and pressureless sintering. Each method is chosen based on component sensitivity, throughput, and desired joint characteristics.
Can sintering be integrated into existing PCB assembly lines?
Yes, with proper equipment and process optimization, sintering can be integrated into production lines. INVENTEC supports customers with materials and technical expertise for smooth sintering process adoption.
How does sintering impact thermal management in electronic assemblies?
Sintered joints offer significantly improved thermal conductivity compared to solder joints, facilitating efficient heat dissipation and enhancing overall device reliability and performance.
What are the challenges when implementing sintering solutions?
Challenges include controlling sintering temperature and pressure, preventing oxidation of particles, and ensuring compatibility with substrates. High-quality sintering pastes like those from INVENTEC help overcome these challenges.
Does INVENTEC provide sintering materials for industrial applications?
Yes, INVENTEC Performance Chemicals offers a comprehensive range of silver nanoparticle sintering pastes and powders designed for high-reliability electronic packaging and power device assembly.
Sintering Process Guide
The sintering process is a crucial technique in materials science that involves the heating of powdered materials to a point where they fuse together, forming a solid structure. This process is particularly important in the manufacturing of components for various industries, where it is essential to ensure the durability and reliability of the final product. In the case of electronics and semiconductor industries, the use of sintering paste or sinter paste allows for the attachment of components, such as die attach, by employing silver sintering to form strong, conductive bonds between materials. The sintering process ensures that these bonds remain intact even under extreme conditions, making it indispensable for applications requiring high performance and precision.
The role of silver sintering in die attach is especially prominent, where it serves as an alternative to traditional soldering. Sinter paste, with its silver particles, allows for the creation of highly reliable and thermally efficient joints. This method ensures that the final products, particularly those used in high-temperature or high-stress environments, maintain optimal functionality. The sintering process not only improves the mechanical strength of the components but also enhances their electrical conductivity, making it ideal for industries that demand robust and reliable components, such as automotive, aerospace, and medical sectors.
Sintering Process in Automotive Industry
In the automotive industry, the sintering process plays a vital role in manufacturing durable and high-performance components. Silver sintering is commonly used in the production of power electronics and sensors for electric vehicles (EVs). The sintering paste used in die attach applications ensures efficient heat dissipation and robust electrical connections in critical automotive components. As the automotive industry transitions toward electrification, the demand for reliable, high-temperature-resistant components has increased, and sinter paste technology has become a key player in ensuring the longevity and performance of automotive electronics.
Sintering Process in Aerospace & Defense
In aerospace and defense, the sintering process is used to produce components that must withstand extreme conditions, such as high temperatures, pressure, and vibration. Silver sintering is critical in the creation of aerospace connectors and high-reliability components, where the die attach process is essential for bonding delicate components onto substrates. The sinter paste used in these applications ensures secure, long-lasting joints that meet stringent performance standards. The precision and strength provided by sintering help maintain the structural integrity and functionality of critical systems in aerospace and defense technologies.
Sintering Process in Medical Industry
In the medical industry, the sintering process is key to the production of high-precision components, such as implants, surgical instruments, and medical sensors. The use of silver sintering and sinter paste in die attach applications ensures that these components are not only reliable but also biocompatible and resistant to wear. For instance, medical devices that require secure electrical connections often rely on the sintering process to ensure proper function and safety over time. Additionally, the precision of silver sintering allows for the creation of intricate, miniature parts that are essential in modern medical technology, where failure is not an option.
Technical support
Inventec has a worldwide dedicated Technical Support team to help you along the different stages of our cooperation.
Depending on your request, we provide online or onsite support
- to select the right product based on your specific needs
- to assist you in your product qualification process
- to guide you with the initial set up of you process at all your worldwide manufacturing facilities
- to provide fast response on technical issues which could occur at any time during mass production.
Free-of-Charge cleaning & coating trials
Do you need cleaning or coating after soldering? We provide FREE-OF-CHARGE cleaning or coating trials in our Technical Centers. A comprehensive technical report detailing all test results and recommendations regarding process & process parameters will be provided. It is also possible to attend trials in person.