This equipment is used to determine and check bitumen percentage in bituminous mix. It is used for a quantitative determination of bitumen in hot-mixed paving mixtures and pavement samples.

Salient Features

• The apparatus consists of a removable cast aluminium rotor bowl of capacity 1500 g, mounted on a vertical shaft.
• There is a filter paper disc, pressed in between the rotor bowl and cover plate by a knurled nut.
• The bowl assembly is enclosed in a housing mounted on a cast aluminium body.
• The bowl and shaft are rotated fast manually by enclosed gears in the cast body and handle.
• The gears operate in oil bath with splash lubrication.
• 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.
• Provided with filter paper discs and Benzene.

Types

There are two types of Centrifuge Extractors :

• Hand operated Centrifuge Extractor
• Electrically operated Centrifuge Extractor

Applications

• Pavement construction
• Asphalt & bitumen industry
• Road construction
• Bridge construction
• Calibration laboratories
• Biotechnological testing
• Dam construction