PCB Surface Treatment
                            Oct 11, 2021
                            PCB Surface Treatment PCB surface treatment mainly includes: OSP, HAL, lead-free HAL, immersion gold, immersion tin, immersion silver, hard gold plating, full board gold plating, gold fingers, nickel palladium gold. In general, the common FR4 PCB surface treatments are as follows: gold plating (electroplating gold, immersion gold), immersion tin, OSP, HAL (leaded and lead-free). Different surface ...