Applicable to coal, electric power, chemical, foodstuff, grain, flour, metallurgy, building materials, pharmaceutical, scientific research and other industries and departments to ash content, volatile matter, plus index, caking index, coal industry analysis and heat treatment. Scope: 0-1000 ºC low temperature Low temperature measuring accuracy: + / - 3 ºC Low temperature control precision: plus or minus 10 ºC Low working voltage: AC220V plus or minus 10%, 50 hz + 1 hz; When the machine power: 3.8 kW Low temperature: 850 ºC < 25 min Low weight: about 45 kg. Low studio size: 300 * 200 * 120 mm Low overall size: 540 * 605 * 680 mm