As we know, color flame candles can emit red, green, blue, purple, yellow and other colors.
This kind of candles will make people feel warm colorful, add beautiful atmosphere to the celebration.Colored flame candle is a revolution of candle history which changed the dull flame color of common candle. The flame of these candles is soft, bright and colorful.
Principle
Use of metal salts (such as antimony chloride copper chloride, lithium chloride, etc) produce different colors in the flame reaction, respectively from sticking to metal salts Wick or into the candle.When lit the candles,we will get a variety of brightly coloured flames .
Requirements Of Main Raw Material For Fuel
1、Carbon 35%-65%.
2、Melting point 38-150 ℃.
3、No toxic gases when burned.
4、Flame as colorless so that color of chromogenic reagent can be fully display.
Burning Wicks
Cotton yarn strand or plied yarn can be the raw material color flame candle burning wick.
Processing of Color Burning Wicks
Diameter fibers, natural combustible fibres or synthetic thread are the common color burning wicks materials. They are coated metal compounds. Metal compounds usually contain Cobalt, Copper, Gallium, Sodium, Lithium, Manganese, Calcium, Barium, Strontium, Caesium, Rubidium, Tin. Then we coat the color burning wicks with liquid resin to hold the colour former well.