... .4MPaHow it works?The compressed air goes into the pre-cooler for pre-cooling.Then goes to ... and dimension(L*W*H mm)VoltageWeightHSD-15NF173.616*2DN651230*650*1180380V50HZ330kgHSD -20NF23516*2DN801400*830*1235380V50HZ400kgHSD - ... polyurethane, biological technology, intermediate, etc. 4.)Electronic industry: For encapsulation, agglomeration, anneal, deoxidization, storage of electronic products. Used ...