Douai has passed the test for flammability. The testing principle is straightforward. The ignition source is applied to it in a standardized way and then any smoldering or flaming behavior is noted. It can be printed with numbers, names, data codes, logos, or other specific information
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Douai meets the specification. All necessary parameters such as resolving power and optical density are properly defined in the design phase. Its solder mask can be offered with green, blue, white, black, yellow, and red colors
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The design of Douai is professional. It is completed by our designers who always follow the trends in construction and interior design.
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Douai has passed various kinds of tests in the laboratory. These tests include fire protection test, acoustic test, and durability test. A smooth part is added on its PTH line to reduce the roughness of through hole
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Douai has been assessed in terms of electrical safety. The assessment includes electric shock hazards, flammability, heat-related hazards, and radiation hazards. It is offered with low dielectric loss
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Careful inspection is conducted before the actual outsourcing of the products in the market. It totally conforms to the UL Flame Rating of 94V-0