OTL1200-150 tubular furnace, is a laboratory commonly used tubular furnace products created by Laibu company. He uses resistance wire heating, the highest temperature of resistance wire can reach 1400 degrees, the highest temperature of OTL1200 tube furnace is 1200 degrees, and the continuous working temperature for a long time is 1100 degrees. OTL1200-150 tubular furnace with resistance wire (Sweden Kanthal A1) for the heating element, the double shell structure and 30 program temperature control system, phase trigger, silicon control, furnace using alumina polycrystalline fiber material, with temperature field equilibrium, low surface temperature, lifting temperature rate, energy saving, is universities, research institutes, industrial and mining enterprises do high temperature atmosphere sintering, atmosphere reduction, CVD experiment, vacuum annealing with ideal products.