Product explanation: This machine is designed and manufactured to meet the requirements of many standards,such as GB4208 and IEC60529. It is intended for determining the degree of protection against harmful deposits of dust (IP5X) and against ingress of dust (IP6X). Dust protected enclosures to numeral 5 allow a limited quantity of dust to penetrate under certain conditions. Dust-tight enclosures to numeral 6 do not allow any dust to penetrate. Features: * Micaceous heater in dust circulatory channel can avoid the dust coagulation. * Heating time can preset. * Special dust exit makes the dust replacement more convenient. * Vacuum pump and vacuum pipe are available. * Flux control of vacuum pump: 60~600 L/h. * Controlled by PLC, displayed by LCD. * Three security system.