Solder Paste, Flux, Bar Solder

Elevate Your Soldering Performance with Advanced Solder Pastes


Achieve Unparalleled Efficiency and Performance

Our technologically advanced solder pastes are meticulously designed to deliver exceptional throughput and yield. With a comprehensive range of offerings, we provide the perfect solution for a wide array of applications. From lead-free to no-clean and halogen-free solder paste technologies, we have you covered. Experience the power of high-performance solder pastes that optimize productivity and minimize costs.


Customized Solutions for Every Requirement

We understand that different applications demand specific solder paste properties. That’s why our solder pastes are tailored to meet your unique needs. Whether it’s fine feature printing, low-temperature processing, or other specialized requirements, our solder pastes excel in providing precise and reliable results. Our extensive alloy offerings, including the cost-effective low-Ag SACX Plus®, ensure compatibility and robust solder joints. Trust our solder pastes to conform to your processes and meet the stringent environmental regulations you face.



Alpha Assembly Solutions is a prominent company specializing in the development and manufacturing of advanced materials and solutions for electronics assembly. With a strong focus on soldering technology, Alpha provides a wide range of products, including solder paste.

Solder paste is a crucial material used in the soldering process for joining electronic components to printed circuit boards (PCBs). Alpha’s solder paste products are formulated with a combination of metal alloy powder, flux, and other additives. The flux helps clean the surfaces to be soldered and promotes the formation of reliable solder joints.

What sets Alpha’s solder paste apart is their commitment to innovation and performance. They continuously invest in research and development to improve the quality and effectiveness of their solder paste formulations. Alpha’s solder paste products are designed to offer excellent printability, consistent soldering results, and high reliability in various assembly processes.


Kester was founded in 1899 by William Kester in Chicago, Illinois, USA. The company initially started as a manufacturer of industrial chemicals and cleaning agents. Over the years, Kester shifted its focus to soldering materials and electronics assembly products, becoming a prominent player in the electronics industry.

With a strong presence in the electronics industry, Kester is known for producing high-quality solder paste, solder wires, fluxes, and related products. These materials are essential for creating reliable connections between components and printed circuit boards (PCBs) during the assembly process. Kester’s expertise lies in formulating soldering materials that offer excellent performance, ensuring optimal solder joint quality and reliability

Kester has continued to evolve and innovate, contributing to advancements in soldering technology and providing high-quality products for various electronics manufacturing applications. Their expertise lies in formulating solder pastes with the right balance of solder alloy composition and flux properties, ensuring reliable and high-performance soldering results. 



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