Our company's Sn99.3Cu0.7 lead-free soldering line is manufactured using high-purity cloud tin ingots, with quality far superior to the EU ROHS standard with lead content within 1000ppm. Each batch of incoming materials and production process are strictly standardized

Product Usage: Suitable for high-temperature welding products in the military industry, electronic instruments, electronic products, home appliances, automotive electronics, medical devices, and other fields

Product Description:
The lead-free solder wire Sn99.3Cu0.7 produced by Yongjiarun Metal is made by melting high-purity tin raw materials from Yunnan tin mine into electrolytic copper through a special process of refinement; It does not contain rosin, and its process is special and reliable, with a unique industry-leading level; Widely applicable to high-temperature welding products such as military industry, electronic instruments, electronic products, home appliances, automotive electronics, medical equipment, etc.
Product features:
The lead-free solder wire produced by Yongjiarun not only has the characteristics of fast soldering speed and firm soldering, but also has the Dwifungsi of fast soldering for both copper and aluminum materials. After slightly adjusting the production process, the developed special tin wire for automatic soldering can be applied to the soldering operation of the automatic soldering machine, enhancing the versatility of the lead-free solder wire, and adding some convenience to the customer's production process, Suitable for the rapid development of modern electronic industry and the needs of welding processes, after years of practical application, Yongjiarun's lead-free soldering wire has been widely recognized by well-known enterprises, and customers can use it with 100% confidence.