The Petrotest® Pensky Marten’s (Semi-Automatic) PM-4 determines flashpoint for petroleum products for fuel and lubricating oils and other homogeneous liquids (Method A). It also determines flashpoint for non-homogeneous materials such as mixtures of liquids and solids, surface-film, building liquids or liquids with a viscosity above 5.5cSt @ 40°C (Method B).
Unit is sold with similar housing, cup and pivotable head as the PMA-4 automatic flashpoint tester but at a lower cost!