無錫建儀雷氏夾測定儀主要用于檢測雷氏夾質量是否符合要求也用于測量沸煮前后水泥試件在雷氏夾兩指針間距離的增值來判定水泥的安定性。LD-50雷氏夾測定儀產(chǎn)品符合GB/T1346、ISO9597、JC/T954標準要求 Model LD-50 expansion coefficient tester of le.chatelier mould Purpose For checking the state of the split cylinder of Le. Chatelier Mould as well as measuring the distance between two pointers of the mould before and after curing to determine the soundness of cement specimen.