Rosin Flux Core Solder Wire

Products / Special Solder for Electronics Assemblies / Rosin Flux Core Solder Wire

Rosin Flux Core Solder Wire

Khosla Rosin Core Solder Wire is manufactured from virgin quality Non-Ferrous Metal Ingots. Advance manufacturing technology ensure homogenous alloy, correct composition and Flux Consistency throughout the wire. Rosin Core Solder Wire embodies reliability, and efficiency, making it an indispensable tool for all soldering needs across various industries and applications. With commitment to quality, Khosla rosin solder wire stands as a benchmark in soldering technology.

Khosla Rosin core solder wire has virtually dominated the field of activated rosin core solders for well over four decades. An outstanding performance feature of this flux is the “instant-action” wetting behavior. The high mobility and fast-spreading action of this flux results in more reliable. Rosin used is Water White Grade.

Also the flux will be Non-Corrosive and Mildly Activated in nature, making the cleaning operation after soldering redundant other than for aesthetic purposes. The application of this rosin core solder wire is vast in industries like lamp Industries, Electrical, Electronics Assembling. With the extraordinary quality and dedication to customer satisfaction, our rosin core solder wire remains the go-to choice for professionals and enthusiasts alike.

We Prioritize customer needs, offering exceptional service and support while adhering to environment safe practices. Contact us today to learn more about our rosin core solder wire. Trust in Kothari Metsol to experience superior quality, exceptional performance, and trustworthy customer service.

rosin core solder wire


  • Tin/ Lead
  • Tin /Silver/Copper
  • Tin / Copper
  • Tin / Silver


Rosin core solder is a type of solder wire that contains a core of flux made from natural rosin. It is commonly used in electronics and electrical work for its ability to effectively bond metal surfaces while simultaneously cleaning them.

Rosin core solder offers several advantages. It provides excellent soldering results, ensures strong and reliable connections, and helps prevent oxidation during the soldering process. Additionally, the flux core eliminates the need for additional flux application, making soldering tasks more efficient.

Unlike other types of solder, such as acid core solder, rosin core solder is non-corrosive and safe to use on electronic components. It leaves behind minimal residue, which helps maintain the integrity of electrical connections over time.

Rosin core solder is suitable for a wide range of soldering applications, including electronics repair, circuit board assembly, wire connections, and more. However, it may not be ideal for applications that require high-temperature soldering or specific flux requirements.

To achieve optimal results when using rosin core solder, it's important to clean the soldering iron tip before soldering, ensure proper heat settings, and apply the solder evenly to the joint. The flux core will activate upon heating, facilitating the soldering process and ensuring a strong bond.

Kothari Metsol offers premium-quality rosin core solder wires that meet industry standards for reliability and performance. Visit our website at to explore our selection of rosin core solder products.

Yes, Kothari Metsol's rosin core solder products are environmentally friendly and comply with industry regulations. Our solder wires are formulated with natural rosin flux, making them safe for both users and the environment.

Kothari Metsol offers rosin core solder in various packaging options to suit different requirements, including spools, reels, and coils. Our packaging is designed to ensure convenience and ease of use for professionals and hobbyists alike.

Yes, Kothari Metsol understands the diverse needs of our customers and can provide customized solutions for rosin core solder based on specific requirements. Contact our team to discuss your customization needs and receive personalized assistance.

For more information about Kothari Metsol's rosin core solder products, including technical specifications, pricing, and ordering details, please visit our website or contact our customer support team. We are here to assist you with all your soldering needs.

for any questions or query

Your Website