一、Overview
       The NP-01 expansion measuring instrument is mainly used to detect the expansion changes of mud shale at room temperature and pressure to evaluate the inhibition characteristics of mud shale by various treatment agents.

二、Model and specification
      NP-01

三、Main technical parameters
1. Measuring tube capacity                                               24ml 
2. Test error                                                                    0.01mm 
3. Applicable temperature                                              ~40°C 
4. Dimensions:                                                         400×180×420mm