When using Epoxy Mold Compound (EMC), what is the proper cleaning procedure to follow to ensure a proper mold cleaning, while avoiding wasting valuable production uptime?  How many shots of melamine and/or mold conditioner are needed for a proper cleaning?  These are the standard questions that we get asked regularly by new process engineers and [...]

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What is the heat capacity of epoxy mold compounds used in semiconductor assembly? Though this information varies based on many variables, the most critical parameters are the filler loading and the loading percentage. Since most epoxy mold compounds use silica as filler and are on average between 80-85% loaded, the approximate heat capacity for these [...]

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Mold conditioner is a “more-highly” wax-filled mold compound that conditions the mold for transfer molding epoxy mold compound. Prior to conditioning the mold, it is a common industry practice to use Melamine / Cleaning pellets to clean the mold chase/die. The mold cleaning process typically leaves the mold surface very dry, and this is why [...]

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As described in the article “What is the right application for Carnauba Wax Aerosol Spray?, carnauba wax is described as a natural wax used as a mold release agent for epoxy mold compounds. The article also outlines that carnauba wax in its solid form is also used as a raw material in the manufacturing of [...]

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