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DEVAL ATTRITION TESTER

DEVAL ATTRITION TESTER

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JMT - 309
DEVAL ATTRITION TESTER

BS : 812.

For testing aggregates for resistance to abrasion.

Specifications:
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 and an angle of 30 degree with the axis of rotation of the shaft. The shaft rotates at 30-33 R.P.M. through a reduction gear operated by a motor and is provided with a revolution counter. Complete with abrasive change consisting of 12 Nos. Hardened steel balls of 48mm dia. Suitable for operation on 440 volts, 3 phases, 50 cycles. A.C. supply.