2D-SY40/100, 2D-SY18/100 electric pressure test pumps are electric double-cylinder contraposition reciprocate portable test pumps, the main application is as following: 1. General pressure test: Mainly applied on container, chemical industrial equipment and so on for water pressure, seal, intensity and explosion tests, as well as the high pressure liquid in the lab. 2. Pg占쏙옙60MPa --loading changes tests of pressure gauge.Pg占쏙옙00MPa --overloading tests of pressure gauge.3. Pg占쏙옙00MPa --rubber pipe explosion tests. The test medium is water, kinematic viscosity 占쏙옙20cst (50占쏙옙, oil, or liquid similar to water and oil.