Which Colour of solder mask is used on PCBs?
Green is the most ideal solder mask color for printed circuit boards. This color ensures clear visibility of the components placed on it. The contrast between the traces, planes, and vacant spaces are very high on a green PCB. The color also offers the right contrast with the white legend.
What is green solder mask?
The only green part is the outer covering of resin called the solder mask or solder resist/oil. The purpose of solder mask is to protect the electronic traces underneath from moisture and dust and to control the flow of molten solder.
What is black solder mask?
The Black Soldermask is used when light reflection is not wanted. Solder mask or solder resist is like varnish or lacquer that is applied to the outside or top and bottom layers of a printed circuit board to form a permanent protective coating for copper traces.
Is solder mask insulation?
By definition solder mask is not an insulator. Once the soldering operation is finish the functionality of the solder is complete.
Is solder mask considered an insulator?
By definition solder mask is not an insulator. If it is to be used as an insulator then again its dielectric properties have to be defined and tested to verify it meets the requirements of the product.
What is solder mask made of?
The solder masks are ESD -suitable, whilst the metal parts are made of stainless steel or aluminium. The design and arrangement possibilities for the mould cavities are enormous. Thanks to innovative and tailor-made concepts, effortless and reliable work is guaranteed when using our solder masks.
What is a peelable solder mask?
Peelable Solder Masks (also known as removable, strippable mask or blue-mask) are applied by screen-printing, act as in-process protection and are removed after processing at the contracted assembly house. The printed circuit board fabricator can apply the mask in any design or shape on one or several sections per side at a time.
What is the solder mask?
Solder mask or solder stop mask or solder resist is a thin lacquer-like layer of polymer that is usually applied to the copper traces of a printed circuit board (PCB) for protection against oxidation and to prevent solder bridges from forming between closely spaced solder pads.