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Centrifuge Extractor
Centrifuge Extractor
EIE Instruments Pvt Ltd offers a Centrifuge Extractor, hand operated/electrical, designed as per ASTM D 27122. Centrifuge extractors are used for determination of bitumen percentage in hot mixed paving mixtures and pavement samples. The mix is added with a solvent and dissolved bitumen is removed by centrifugal action. The extractors are available in two versions, hand operated and motorised electrically driven. Hand driven: this comprises of a precision machine rotor bowl and bowl cover housed in a cylindrical aluminium box. A knurled nut is provided to press filter paper disc between the rotor bowl and cover plate and the complete bowl assembly is removable for determination of weight of sample. The bowl assembly is mounted on a vertical shaft, which comes out from a cast housing. The shaft attached to the bowl is rotated manually by a handle. The gears operate in a cast housing in oil bath with splash lubrication. A drain is provided to collect dissolved bitumen coming out from the rotating bowl. The range of speed is 2400-3600 RPM. The bowl capacity is 1.5 ltr. Motorised electrically driven: this version is provided with a variable speed control device and a hand brake to stop rotation when switched off. The electric motor is of 0.25 HP capacity coupled to a geared assembly. It is suitable for operation on 230 V, 50 Hz, AC single phase. A range of accessories and consumables, not part of the standard supply, are mandatory for the testing work. The company is a part of the Tech-Mech Group, which has interests in manufacturing, marketing and calibration of scientific instruments and testing equipments for various applications. Professional marketing set up, strong commitment to after sales support, over 30 years experience in understanding and meeting customer's requirements and sustained emphasis customer satisfaction, has build a loyal base of customers in different segments of industry, research and education field throughout the country.