High quality flux cored wire(Sn20Pb80)

High quality flux cored wire(Sn20Pb80)
1.good humidity, bright beautiful, fast, less halogen
2. high isolation resistance
Solder tin wire(tin-lead solder wire)
Soldering wire:Accordance with the RMA grade of GB-T3131-2001.
Good humidity, bright soldering point, beautiful, fast, no halogen, no ion pollution, high isolation resistance after cleaning, easily cleaning, environmental friendly
Item
Index
Item
Index
Soldering %
2.0-2.2
Cleaning after soldering
qualified
Halogen %
0
Isolation resistance after cleaning Ω
>1×10
Extension rate %
>86
PH
neutral
Acid KOHmg/g
<35
Bronze mirror erosion after cleaning
qualified
Cleaning methods
1: spraying brush, clean till no remains on PCB soldering side with deionisation liquid or distilled water (40-60).
2: ultrasonic cleaning, fast and good effect if cleaning PCB soldering side on surface of ultrasonic liquid (40-60).

Resin-cored welding wires of this series are made of the latest compound formula scaling powder with high technical content and manufactured with the most advanced automatic equipment. To cater to requirements of greater precision and more sophistication in recent years in the electronics industry, our company has developed several new high quality products