Businesses must weigh all these factors when determining whether a worker is an employee or independent contractor. Some factors may indicate that the worker is an employee, while other factors indicate that the worker is an independent contractor.
Conformal coating material is a thin polymeric film which âconformsâ to the contours of a printed circuit board to protect the board's components.he selection of conformal coating material is a crucial factor that needs to be considered carefully and in relation to the application method. The wrong selection can not only affect the long term reliability of the circuit board but can cause massive difficulties with both processing and costs.
TeflonÂ® PFA Coating Overview. TeflonÂ® PFA (perfluoroalkoxy) coatings are non-porous, which makes them incredibly resistant to chemicals. Just like FEP, it was designed to melt and flow. But it provides higher temperature resistance than FEP and is more durable. Superior resistance to chemicals.