Solder Masking Dots and Tape, Masking for Soldering & Conformal

Solder masking dots for masking component holes or areas on pcb's during flow soldering or conformal coating, withstands exposure to molten solder at 250°C.

How To Use Spot Mask for Wave Soldering & Conformal Coating

Solder Mask

Solder Wave Masking Discs Archives - Bertech

Solder Wave Tapes

Ultimate Guide to Temporary Solder Mask

Shercon High Temperature Polyimide Solder Masking Disc

Dark spots on the traces under the solder mask. What are they? The traces are still conductive. But is it a reason to worry? : r/AskElectronics

Solder Masking Dots and Tape, Masking for Soldering & Conformal Coating - Intertronics

Masking Dots Conformal Coating