LENGTH COMPARATOR

This apparatus is used to determine the changes in length of cement prisms in the accelerated soundness test. It is also used to measure length changes of 40x40x160 mm, and other sizes of cement and concrete specimens.

The instrument consists of an analogic or digital dial gauge, which is mounted on a steel frame. The top anvil is adjustable to suit the required specimen.

Valid testing space is 156-305mm.

Model BC156-300 is equipped with dial indicator with a range of 10mm and resolution of 0.01mm.

Model BC-II is equipped with digial indicator with a range of 12.7mm and resolution of 0.001mm.