Luoyang Sigma Furnace Industry Co., Ltd was founded in 1999,possesses 30 national invention patents and multiple intellectualproperties. All the patent technology has been industrialized,applied to the company development and got good social benefit.Sigma is the High-Tech Enterprise assessed by the Science andTechnology Department of Henan Province and Advanced Unit forIntellectual Property assessed by government. Sigma new developed 3000℃ultra-high-temperature vacuum induction heating furnace,2400℃ ultra-high-temperaturevacuum atmosphere tube furnace, 2400℃ induction smelting furnace,1600℃ crucible smeltingfurnace, 2600℃vacuum inductionhot-pressed furnace, 2600℃ultra-high-temperature softening-pointdeterminator, 2600℃ultra-high-temperature melting-point tester, anti-thermal shocktest furnace and 2600℃ultra-high-temperature thermal shock furnace have been broadlyapplied to industrial and mining establishments and scientificresearch institutes. We also product sintering and combustionanalyzer, thermal gravimetric analyzer, ultra-high-temperatureheating elements, ultra-high-temperature thermocouple, thermocouplechecking furnace, artificial intelligent box furnace,1000℃, 1200℃, 1600℃, 1350℃, 1600℃, 1700℃, 1800℃ high-temperature box furnace,2600℃ ultra-high-temperatureheating furnace, bell-type furnace, vacuum atmosphere boxresistance furnace, vacuum atmosphere tube resistance furnace,vacuum smelting furnace and so on. We emphasize enterprise innovation and developing in theinnovation. And all the innovative results have brought greateconomic and social benefits.
