Philips Colour Changing Gu10 Led Spot Light Bulb

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Philips Colour Changing Gu10 Led Spot Light Bulb – One-hundred-and-thirty ages ago, Thomas Edison completed the first successful ongoing test of this incandescent light bulb. With a few incremental improvements on the way, Edison’s basic technology has lit the world ever since. This is about to change. We are on the cusp of a semiconductor-based lighting revolution that will finally replace Edison’s bulbs using a far more energy-efficient lighting solution. Solid state LED lighting will gradually replace virtually all of the hundreds of billions of incandescent and fluorescent lighting in use around the world today.

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To understand just how revolutionary LED light bulbs are and why they are still pricey, it’s instructive to check at how they are manufactured and also to compare this to the manufacture of incandescent bulbs. This report investigates how incandescent light bulbs are created then contrasts that procedure with a description of the typical manufacturing process for LED light bulbs. So, let’s begin by taking a look at just how traditional incandescent light bulbs are manufactured. You will find this really is a classic example of an automated industrial process refined in over a century of experience.


While human incandescent light bulb forms differ in size and wattage, so all of these have the three basic components: the filament, the bulb, and the foundation. The filament is made from tungsten. While very brittle, tungsten filaments can withstand temperatures of 4,500 degrees Fahrenheit and over. The linking or lead-in cables are typically made from nickel-iron cable. This cable is dipped to a borax way to make the cable more adherent to glass. The bulb itself is made from glass and has a mixture of gases, usually argon and nitrogen, which increase the life span of the filament. Air is pumped from the bulb and replaced using all the gases. A standardized foundation retains the whole assembly in place. The foundation is referred to as the ” Edison screw base” Aluminum is used on the outside and glass used to insulate the inside of the base.

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Originally produced by hand, light bulb manufacturing is now almost entirely automated. |} First, the filament is manufactured using a process known as drawing, in which tungsten is mixed with a binder cloth and pulled through a die (a shaped orifice) to a fine wire. Next, the cable is wrapped around a metal bar called a mandrel in order to mold it to its appropriate coiled shape, after that it’s heated in a process known as annealing, softening the cable and makes its construction more uniform. Second, the coiled filament is attached to the lead-in cables. The lead-in cables have pins at their ends that are either pressed over the conclusion of the filament or, in bigger bulbs, spot-welded.

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Third, the glass lamps or casings are produced using a ribbon system. Once heating in a furnace, then a continuous ribbon of glass goes along a conveyor belt. Precisely aligned air nozzles blow the glass through holes in the conveyor belt to molds, making the casings. A ribbon machine going at high speed can create more than 50,000 bulbs per hour. Following the casings are dismissed, they are chilled and then cut from the ribbon system. Next, the inside of the bulb is coated with silica to eliminate the glare brought on by a glowing, uncovered filament. The wattage and label are then stamped on the outside top of each casing.