Centrifuge Extractor electrically

Product Description

Centrifuge Extractor, Electrically ASTM

D 2172, AASHTO T058, T0164

The Asphalt Centrifuge Extractor is designed for determining the percentage of bitumen in asphaltic mixtures. Available in 1,500 and 3,000 gram capacities, the extractors conform to explosion-proof standards for the safety of operating personnel. Complies with ASTM D2172 (Method A).

Los Angles abrasion testing machine : 2386 (P-

IV), ASTM C131,C535.

Tests for resistance to abrasion in crushed rock, slag, crushed and uncrushed gravel, using Los Angeles testing method.

Consists of a hollow steel cylinder, close at both ends, having an inside diameter of 700 mm and an inside length of 500mm. The cylinder mounted on a sturdy frame on ball bearings. The

opening shall be closed dust-tight with a removable cover bolted in place. A detachable shelf which extends through of the drum catches the abrasive charge and does not allow it to fall on the cover. The drum is rotated at a speed of 30-33 r.p.m by an electric motor through a heavy duty reduction gear.

Supplied complete with a tray for collection of

the material.

All models feature a removable aluminum bowl assembly, which quickly lifts out of the sealed housing for efficient specimen handling. A simple, control knob adjusts bowl speed up to 3,600 rpm. The heavy, cast-aluminum bowl cover latches securely in place and features an integral solvent dispensing cup for easy pouring of the solvent into the bowl. Power is supplied by a reliable 1/8hp DC motor. Extractors are supplied complete with 25 filter discs