2026-07-24 00:00:00
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What are the three protections referred to by COSTAR Conformal Coating? What are its functions?
The industry-standard three protections are 'moisture-proof, mould-proof and dust-proof', yet the protective performance delivered by conformal coating covers far more than these three categories.
Adopting specially modified formulations, conformal coating is a high-end protective material developed for PCB circuit boards and supporting electronic components, isolating circuit boards from erosion in various harsh environments.After curing, the coating forms an even, transparent and flexible protective film with comprehensive protection capabilities: insulation, moisture resistance, mould resistance, dust resistance, leakage prevention, shock resistance, sulphidation resistance, salt spray resistance, corrosion resistance, anti-ageing, high and low temperature resistance and corona resistance. It can cope with demanding application scenarios such as home appliances, new energy equipment, industrial control and automotive electronics.
Due to different application scenarios and customer habits, conformal coating has a variety of alternative names:Electronic protective coating, moisture-proof adhesive, insulating adhesive, protective varnish, coating adhesive, waterproof adhesive, conformal paint;In the PCB industry, it is also commonly known as circuit board protective oil, anti-corrosion paint, salt spray resistant paint and insulating conformal coating.
PCBs fully coated with COSTAR conformal coating possess basic moisture-proof, mould-proof and dust-proof capabilities, together with extra advantages including thermal shock resistance, radiation resistance, ozone corrosion resistance, vibration resistance, high adhesion and high flexibility, greatly extending the service life of circuit boards.