DEVAL ATTRITION TESTER:

AS PER IS: 2386 (Part - IV) ASTM D 2, D 289.

Introduction:

For the determination of resistance of aggregates to wear by abrasion.

General Description and Specification:

It consists of two hollow cylinders closed at one end and provided with tight fitting covers at the either end. These cylinders are mounted on a shaft at an angle of 30 degree with the axis of rotation of the shaft.

The shaft rotates at 30-33 RPM through a reduction gear operated by a motor and is provided with a revolution counter.

Complete with abrasive charges consisting of 12 Nos. Hardened steel balls of 48 mm dia.

Suitable for operation on 440 volts, 3-phase, 50 cycles. A.C. supply.