1.Country of Origin:China 2.Flow rate:1L,25Bar 3. ... motor, Frequency conversion motorFlow Control: Manual operation, AutomaticProtection degree: IP55Material:Pump head: SUS304, SUS316, 304+PTFE, 316+PTFEDiaphragm: PTFEValve: SUS304, SUS316Valve ... , CeramicWork Condition:Envitonment temperature: -30--- 90 Hydraulic Actuated Diaphragm Dosing Pump