Preventing specific areas of the inner layers from contact with the prepreg requires circuit boards to have internal cavities, which are an intentional void in specific areas of the inner layer.
Applications & Industries Served
Component assembly and air retention applications require portion of inner layer to remain open. SEC serves the following industries: RFMW, Military, Telecom and Natural Gas Detection.
Registration, bonding material bleed-outs into cavity and shallow cavity routing.