Molecular formula : MW : CAS :
nature : Principle and role identical to the reciprocating compressor vacuum pump. Valve body is that the inlet and exhaust valve different, and use the slide-valve gas distribution, not valve spring. A dry and wet both. Former up to 1.33 MPa (0.01 mm Hg) absolute pressure, which does not exceed 80% to 85% vacuum.
Notice:Each item can have many explanations from different angels. If you want grasp the item comprehensively,please see below "more details data". |