Explore our Flux Cored Soldering Tin Electrical Rosin Core Solder Wire for Electronics. Customizable for various applications like Communications Equipment and Manual Welding.



Product code: solder wire
Chemical composition:
ITEM | Melting Range (ºC) | Elements (%) | |||||||||||
Sn | Ag | Cu | Sb | Pb | Cd | Fe | As | Al | Zn | Bi | TTL Impurities | ||
S-SnCu0.7 | 227 | REMAINING | 0.1 | 0.5-0.9 | 0.1 | 0.05 | 0.0012 | 0.02 | 0.03 | 0.001 | 0.001 | 0.015 | 0.2 |
S-SnCu0.3 | 227~235 | REMAINING | 0.1 | 0.2-0.4 | |||||||||
S-SnCu3 | 227~310 | REMAINING | 0.1 | 2.5-3.5 | |||||||||
S-SnAg1Cu0.5 | 217~227 | REMAINING | 0.8-1.2 | 0.3-0.7 | |||||||||
S-SnAg3Cu0.5 | 217~220 | REMAINING | 2.8-3.2 | 0.3-0.7 | |||||||||
S-SnAg4Cu0.5 | 217~219 | REMAINING | 3.8-4.2 | 0.3-0.7 | |||||||||
S-SnCu0.7Ag0.3 | 217~227 | REMAINING | 0.2-0.4 | 0.5-0.9 | |||||||||
S-SnCu4Ag1 | 217~353 | REMAINING | 0.8-1.2 | 3.5-4.5 | |||||||||
S-SnCu6Ag2 | 217~380 | REMAINING | 1.8-2.2 | 5.5-6.5 | |||||||||
S-SnSb5 | 235~240 | REMAINING | 0.1 | 0.05 |
Diameter: 0.5mm≤Ф≤2.5mm
DIAMETER (MM) | PERMISSIBLE VARIATION |
0.5-0.8 | ±0.03 |
0.8-1.2 | ±0.07 |
1.2-2.5 | ±0.1 |
Product packing:
Hard paper drum | 100-150 kg | outer diameter 550 mm, inner diameter300mm, variable height |
Hard paper drum | 20-50 kg | outer diameter 400 mm, inner diameter190mm. variable height |
Plastic spool | 15 kg | flange300mm, width100mm, center hole:55mm |
Plastic spool | 0.5-10 kg | |
bundle | 10-20 kg |


Experience the superior quality of Lead-Free Solder Wire from SHAOXING TIANLONG TIN MATERIALS CO., LTD. This solder wire boasts a smooth surface, neat coiling, beautiful appearance, uniform distribution of additives, and excellent continuity. With minimal splash during welding, high mobility, great weldability, reduced smoke, less oxide slag, and bright welding spots, this product is ideal for various applications.
Perfect for wave soldering and manual welding of television sets, audio devices, capacitors, circuit boards, and communications equipment. Upgrade your soldering experience with our premium Lead-Free Solder Wire. Contact us today for a seamless cooperation!