Bitumen

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This instrument is used for determination and checking of bitumen percentage in bituminous mix, the mix is added with a solvent and dissolved bitumen is removed by centrifugal action. Consists of a removable aluminum rotor bowl, capacity 1500 gms. with a cap and tightening nut. The bowl assembly is mounted on a vertical shaft which protrudes from a cast housing. This shaft and thus the bowl is rotated fast manually by enclosed gears in the cast body and handle. Solvent is introduced during the test through the holes in the cap of the housing. A drain is provided to collect dissolved bitumen coming out of the rotating bowl and getting collected in the housing.

Care is taken to prevent solvent entering into the rotor of electrical motor. Operates on 230 Volts A.C. single phase.
Accessories : 1. Filter paper disc (packet of 100nos.) 2. Benzene