Ring and ball method Apparatus for softening point determinations for use with asphalts, pitches, tars and most resins. The double unit version includes 800ml beaker with brass, double set-up fixture with cover and thermometer port with stopper, 2 shouldered rings, 2 ball centering guides and 2 standard balls. The quad version includes burner, beaker, support stand, 4 rings, wire gauze with ceramic center, thermometer clamp, 4 shouldered rings and stems with hardened steel ball. Order required thermometer separately.

The Softening Point Apparatus supports the following standards: ASTM D36, ASTM E28, AASHTO T53