The invention discloses a sealing clean door for a clean room. The sealing clean door comprises a door frame, a door panel and a plurality of limit rollers and is characterized in that the door frameincludes an upper door frame and a lower door frame; the door panel is slidably arranged on the door frame and includes a first door panel and a second door panel which can be opened and closed, one sides, opposite to the wall, of the first door panel and the second door panel are provided with sealing strips, and when the first door panel and the second door panel are closed, the sealing strips fill gaps formed between the wall and the first door panel and the second door panel; the limit rollers are arranged on the upper door frame and the lower door frame to squeeze the first door panel andthe second door panel to allow the two to attach to the wall. The clean door has the advantages that the clean door is good in sealing performance, the sealing strips and an airtight strip are less prone to abrasion, and the service life of the clean door is prolonged.