SMT Solder Pastes
Our dedicated offer of solder pastes for the SMT process, combining different alloys, powder size and flux media for printing, dispensing and assemblies.
Solder Paste Solutions
for Every SMT Challenge
Solder paste plays a vital role in the SMT process by ensuring strong electrical and mechanical connections between components and PCBs, with its quality and formulation directly impacting manufacturing efficiency, reliability, and overall product performance.
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High Reliability Solder Paste
Due to the demanding requirements of high-reliability electronics such as long-term durability, chemical and mechanical resilience, and environmental compliance INVENTEC has pioneered advanced solder solutions featuring halogen-free formulations, highly inert flux residues, and robust lead-free alloys tailored for extreme operating conditions.
In applications where long-term reliability and safety are paramount, such as life-critical or harsh-environment electronics, advanced SMT solder pastes ensure dependable performance beyond what conventional solutions can achieve…
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ECOREL FREE 305-21
- SAC305 lead free solder paste
- No clean SMT printing & dispensing process
- High reliability applications
ECOREL FREE 387-28
ECOREL FREE 405Y-21
ECOREL SPA-16LVD
ECOREL EASY SPA-15
ECOREL EASY 803M
ECOREL EASY 802M2
ECOREL EASY 802M T4
ECOREL EASY 802S
ECOREL EASY 803S
Jet Printing & Dispensing Solder Paste
Jet printing and dispensing solder pastes are essential for precise and flexible SMT manufacturing, and INVENTEC’s specially formulated pastes ensure consistent, high-quality deposits with optimized flow and cleaning properties, compatible with leading equipment like Mycronic, Vermes, Essemtec, and Musashi.
Advanced jet printing solder paste and dispensing solder paste solutions optimized for high-performance jet dispensing and dispensing systems, ensuring precision, reliability, and flexibility in modern electronic assembly…
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Low & No Silver Solder Paste
Low-silver solder pastes and no-silver solder pastes are essential in SMT applications; INVENTEC offers these advanced solutions to help manufacturers reduce material costs, improve solder joint reliability, and minimize the risk of corrosion, all while ensuring consistent, high-quality performance across demanding electronic assembly processes.
Low-silver solder pastes and no-silver solder pastes offer high-performance, corrosion-resistant alternatives to traditional silver solder paste, helping manufacturers reduce costs while improving reliability and drop shock resistance in demanding SMT applications…
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ECOREL FREE 105-16
Low Temperature Solder Paste
Low temperature solder paste, offered by INVENTEC, plays a crucial role in SMT (Surface Mount Technology) applications by enabling reliable soldering of temperature-sensitive components, minimizing the risk of thermal damage, and supporting more efficient, cost-effective, and sustainable manufacturing processes.
Low temperature solder paste is revolutionizing electronics manufacturing by combining energy savings, design flexibility, and enhanced reliability into a cooler, greener, and more efficient alternative to traditional soldering methods…
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ECOREL FREE LT 140-18
Low Voiding Solder Paste
Low voiding solder paste, such as those developed by INVENTEC, plays a key role in SMT (Surface Mount Technology) by minimizing air pockets during reflow, ensuring reliable electrical connections, and enhancing the long-term performance and durability of electronic assemblies.
To ensure high reliability in applications like automotive, power electronics, and LED lighting, selecting a low voiding solder paste is essential, as it minimizes void formation, enhances thermal and electrical performance, and strengthens solder joint integrity…
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ECOREL FREE LT 140-18
ECOREL 305-16LVD
ECOREL HT 301T
ECOREL FREE 305-31A
ECOREL FREE 300-31A
- N96,5AG3,5 lead free solder paste
- No clean SMT printing process
- Excellent low voiding for DCB
Miniaturization Solder Paste Solutions
Miniaturized solder paste solutions are vital in SMT, with INVENTEC offering advanced formulations that enable precise application for smaller components, ensuring reliable, high-quality connections even in the most compact and high-density electronic devices, meeting the demands of modern technology.
As the electronics industry advances, the demand for high-performance SMT solder paste solutions is rising to meet the challenges of ongoing miniaturization and increasingly compact miniature electronic devices…
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ECOREL EASY SPA-15
Robust Assembly Solder Paste
High Volume PCB Assembly Solder Paste plays a critical role in ensuring consistent and reliable solder joints during high-speed surface mount technology (SMT) processes, enabling efficient, precise, and high-quality mass production of electronic devices—solutions that INVENTEC proudly delivers with proven expertise.
Discover how our robust SMT solder paste solutions are engineered to enhance process stability, ensure repeatable performance, and maximize production efficiency in demanding high volume PCB assembly environments…
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ECOREL FREE 305-28
ECOREL FREE 387-28
ECOREL FREE 305-16
Water-Soluble Solder Paste
Water-soluble solder paste is necessary in SMT (Surface Mount Technology) applications as it ensures efficient soldering with minimal residue, allowing for easier post-reflow cleaning and improved overall board reliability, with INVENTEC offering advanced solutions to meet these needs.
ECOREL™ water-soluble solder pastes offer high reliability, exceptional wetting properties, and easy cleaning for lead-free soldering and SMT printing, ensuring optimal performance and efficiency in electronic assembly…
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ECOREL FREE 305-WS12
INVENTEC R&D Insights on SMT at IPC APEX 2025
Interview with Mélanie Mathon
R&D Manager Soldering & Coating
From enhanced performance in fine-pitch applications to environmentally responsible formulations, Mélanie Mathon, R&D Manager Soldering & Coating, discusses how INVENTEC is pushing the boundaries of SMT solder paste development.
Learn how cutting-edge R&D is shaping the future of soldering processes and why selecting the right SMT solder paste is critical for reliability and efficiency in electronics manufacturing.
So much more than just a low void paste!
ECOREL 305-16LVD
- Exceptional low voiding
- Well balanced overal performance
- Made from recycled metals
- Room temperature storage*
*only for T4 powder in jar & cartridge packaging
SMT Solder Pastes Guide: Boosting Performance and Reliability
Solder paste is a critical material used in the SMT process (Surface Mount Technology), acting as the bonding agent between surface-mounted components and printed circuit boards (PCBs). Modern electronics manufacturing relies heavily on high-performance solder pastes to ensure optimal conductivity, mechanical strength, and reliability.
In the SMT process, solder paste is applied to the PCB using stencil printing techniques, followed by precise component placement and reflow soldering. The quality and formulation of the solder paste directly influence reflow profiles, solder joint integrity, and overall process stability.
Automotive SMT Solder Pastes for High-Reliability Applications
In the automotive sector, solder paste quality directly impacts the reliability of ECUs, infotainment systems, and safety-critical components.
Aerospace and Defense SMT Solder Paste Performance
Aerospace and defense applications require solder pastes with unmatched durability, precision, and compliance with stringent regulations.
Medical SMT Solder Pastes for Precision Electronics
Medical electronics require ultra-clean, low-residue solder pastes to meet biocompatibility and long-term performance standards.
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.