BUY RL-421S-OR  FLUX PASTE NOW

RL-421S-OR is advance BGA halogen- free Syringe type flux with high activity and free 2 needles and push rod, which enhances easy soldering without any cleaning. There is not any resistance, conductivity and repairs and the lead is also environmentally friendly. The welding is not wasteful, more precise, and the sealing plug can be reused many times after use.

 Because of its good thinness with good wettability, exquisite paste and bright solder joints, it is suitable for welding on metals such as general instruments, meters, tubes, tin, iron etc. Solder joints become bright after soldering, because after reflow, little residue remains with light color, no corrosion, high impedance, high purity, and long-lasting viscosity.

 It has wide range of applications and is suitable for sensor, wire, SMT repair, circuit welding, tablet phone computer repair, home appliance repair, etc. One need to follow the certain steps for its use, but demonstration is only the method. You need to decide according to the actual situation. The steps for its usage are as follows:

 1.    Turn counterclockwise to open the cap

 2.    Rotate clockwise and install the needle

 3.    Open the bottom cover but be careful, don’t remove the white plug rubber in the syringe.

 4.    Attach the push rod and you are ready to use.