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Solar fluxes for reliable manufacturing

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Emil Otto specializes in producing high-performance solar fluxes tailored to meet the demands of modern photovoltaic module production. These fluxes are specifically designed for applications such as soldering tabbing and stringing materials, ensuring reliable connections between solar cells.

​​Key Features of Emil Otto’s Solar Fluxes:

  • High Solderability: Ensures efficient and reliable soldering for cell interconnections.

  • Process Efficiency: Formulated to optimize manufacturing processes, reducing waste and downtime.

  • Defect Reduction: Minimizes soldering defects such as voids, ensuring higher module quality.

  • Cost-Effectiveness: Helps lower ancillary production costs through efficient performance and reduced material consumption.

  • Compatibility: Suitable for a range of soldering techniques and materials used in the solar industry. Emil Otto's solar fluxes are widely trusted by manufacturers globally for their consistent quality and compliance with the rigorous standards of the solar sector.

Emil Otto offers an extensive portfolio of fluxes specifically designed for the solar industry, catering to the diverse needs of solar cell production, tabbing and stringing materials, and cell connections.

With 17 different flux formulations, the company ensures that each product is tailored to meet the specific requirements of solar manufacturing processes.

Understanding that not all fluxes are suitable for every application, Emil Otto has developed fluxes that are optimized for various production systems, from spraying to dipping. The fluxes are designed to work with the unique heating systems and preheating conditions found in solar cell production, which often differ from those used in electronics manufacturing.

The company's commitment to ecological sustainability is evident in its development of water-based fluxes, including hybrid fluxes that significantly reduce alcohol content. These fluxes, which are less hazardous and eco-friendly, help meet the industry's growing demand for environmentally responsible products. Emil Otto’s hybrid fluxes combine the performance of traditional alcohol-based fluxes with the benefits of reduced environmental impact, making them unique in the market.

In addition, many of Emil Otto’s fluxes are available in concentrated forms, reducing storage and transport costs. These concentrates allow customers to dilute the flux on-site, ensuring fresh product availability and minimizing supply chain disruptions. With a shelf life of up to 24 months, the concentrates offer a cost-effective and reliable solution for customers, ensuring they always have fresh flux when needed.

Emil Otto's focus on developing high-performance, eco-friendly fluxes aligns with the company's broader goal of supporting the solar industry’s growth, particularly as part of the ongoing energy transition. Their portfolio also includes effective cleaning agents for the removal of flux residues, further contributing to the efficiency and sustainability of solar module production.

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