I.Applications: It is applicable to such test as drying,cure melt,sterilize in industrial and mining enterprises as well as in laboratory and scientific research institute. II.Features: 1 、 The working chamber is made of high quality sheet steel or corrosion-restistant stainless steel,safe and easy to use. 2 、 Intelligent temperature controller is based microprocessor with PID parameters controlling function.Digital display of set and actual temperatures. High temperature controlling accuracy and reliability. 3 、 Hot air circulation system is consist of low-noisy fan and optimal air duct, reaching a uniform temperature inside the working chamber