GC-10 high vacuum charge valve inflatable GC-10 high vacuum valve, vacuum system is one element isolated from the atmosphere, manually rotate the spool start, followed atmosphere filled the vacuum system. Applicable medium can be pure air or corrosive gases. The main technical performance nominal diameter: 10mm Scope: 105 ~ 6.7x10-6Pa valve leak rate: ≤1.3x10-6 Pa.L / S Temperature:. -30 ~ + 50 ℃ inflation time: 5 l / sec mounted state : All main parts materials Body: aluminum or stainless steel; seals: NBR, FKM shape and connection dimensions (mm) (GB4982 / ISO-KF)