Heating test of RF-shield bellows for BEPCII storage ring

The design of RF-shield bellows is one of the indispensable prerunning programs for the vacuum system of BEPCII. Two types of RF-shield bellows and their advantages are introduced and compared. In particular how the heating test shall be done for the RF-shield bellows is described in detail to meet the requirements of better running of the RF-shield bellows, with the test procedure and results given and analyzed.