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SMD LED diode - - - - - - - LED diode is LED one of the most basic of the original, according to different types, different style LED diode are synchronized, the lamp bead on market price is also different, what factors will cause the price difference so big?
take the lamp bead bracket, common on the market at present has the aluminum, brass, copper holder, such as the aluminum bracket the cheapest, 1 w the price of imitation lumen in 0. 6 yuan, brass at 0. 12 yuan, and the copper in 0. 16 yuan. Although cheap, but worst aluminum bracket of thermal conductivity, brass, copper is the best. According to the zero on the market at present. 4 - 0. 6 yuan lamp bead to card, basic is aluminum bracket to 0. 6 - 0. 8 yuan, are mostly made of brass stents, and 0. 8 - 1 yuan, mostly red copper stent. Even copper stent, silver has 40, 60, 80, 100, etc. , the price also vary widely, from 0. 13 yuan to 0. 18 yuan. 0. 8 yuan, the basic is 60 silver, 1 yuan, the basic is made of more than 80 silver.
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