Candles, kayan aikin hasken yau da kullun, galibi ana yin shi daga paraffin, a zamanin da, galibi ana yin shi da mai. Zai iya ƙonewa don ba da haske. Bugu da ƙari, ana amfani da kyandir don dalilai masu yawa: a cikin bukukuwan ranar haihuwa, bukukuwan addini, makoki na rukuni, da bukukuwan aure da jana'izar. A cikin wallafe-wallafe da ayyukan fasaha, kyandir suna da ma'anar alamar sadaukarwa da sadaukarwa.
A zamanin yau, an yi imani da cewa kyandirori sun samo asali ne daga fitilu na zamanin da. mutanen da suka fara fentin kitse ko kakin zuma a kan bawon ko guntun itace suna ɗaure su wuri ɗaya don yin tocila don kunna wuta. An kuma ce a zamanin jahiliyya da zamanin da, wasu mutane sun daure mugwort da ciyawar a cikin wani gungu, sannan su tsoma shi a cikin wani mai su kunna wuta. Daga baya, wani ya nannade wani rami maras kyau da zane ya cika shi da kakin zuma don ya kunna shi.
Babban danyen kyandir ɗin shine paraffin (C₂₅H₅₂), wanda ake yin shi daga ɗan kakin mai bayan an latsa sanyi ko kuma lalatawar ƙarfi. Cakuda ne na manyan alkanes da yawa, galibi n-dodecane (C22H46) da n-dioctadecane (C28H58), mai ɗauke da kusan 85% carbon da 14% hydrogen. Abubuwan da aka ƙara sun haɗa da farin man fetur, stearic acid, polyethylene, essence, da dai sauransu, wanda aka fi amfani da stearic acid (C17H35COOH) don inganta laushi, kuma ƙayyadaddun ƙayyadaddun ya dogara da irin kyandir da aka samar. Sauƙi don narkewa, yawa ƙasa da ruwa mai wahala mai narkewa a cikin ruwa. Zafi ya narke ya zama ruwa, mara launi mara launi da ɗan zafi mai canzawa, yana iya jin ƙamshi na musamman na paraffin. Lokacin sanyi, fari ne mai ƙarfi, tare da ɗan ƙamshi na musamman.
Kona kyandir ɗin da muke gani ba shine konewar paraffin ɗin ba, amma na'urar ta kunna wutar auduga, kuma zafin da aka fitar ya sa paraffin ɗin ya narke ya sake farfaɗo don samar da tururin paraffin, wanda ke iya ƙonewa. Lokacin da aka kunna kyandir, harshen farko yana ƙarami kuma a hankali ya fi girma. An raba harshen wuta zuwa matakai uku ( harshen wuta na waje, harshen wuta na ciki, harshen wuta). Cibiyar harshen wuta galibi tururin kyandir ne tare da mafi ƙarancin zafin jiki; paraffin harshen wuta na ciki bai cika konewa ba, zafin jiki ya fi ƙarfin cibiyar wuta, kuma ya ƙunshi ƙwayoyin carbon; harshen wuta na waje yana hulɗa da iska tare da iska, kuma harshen wuta shine mafi haske, cikakke kone, kuma mafi girman zafin jiki. Don haka, idan sandar ashana ta lallaɓa a cikin harshen wuta da sauri kuma a cire shi bayan kusan daƙiƙa 1, sandar da ke taɓa ɓangaren harshen wuta ta waje ta fara zama baki. A lokacin da za a busa kyandir ɗin, za ku ga wani farin hayaƙi, tare da ashana mai kona don kunna farar hayaƙin, na iya sake kunna kyandir ɗin, don haka za a iya tabbatar da cewa farin hayaƙi ƙanƙara ne da paraffin ya samar. tururi. Lokacin da kyandir ya ƙone, samfuran kona sune carbon dioxide da ruwa. Maganar sinadarai: C25H52 + O2 (lit) CO2 + H2O. Al'amarin konawa a cikin kwalbar iskar oxygen shine harshen wuta mai haske fari haske, mai sakin zafi, da hazo na ruwa akan bangon kwalbar.
shijiazhuang zhongya candle factory -shijiazhuang zhongya candle co,.ltd .
Lokacin aikawa: Agusta-04-2023