Length Comparator

We bring forth well-designed Length Comparator for our valuable clients. Length Comparator is used to measure the drying shrinkage of concrete autoclave expansion of Portland cement and potential expansive reactivity of cement aggregate combinations in mortar bars during storage, on self-drying.

Standards :

• IS : 1199-1959, IS: 4031-1968

Specifications :
The instrument consists of a channeled base over which two vertical pillars are fixed. An adjustable cross plate is at the top. A dial gauge, reading to .002 mm x 12 mm. can be fixed to the top cross plate. The plunger end of the dial gauge can be located upon a 6.5 mm diameter ball or other reference point cemented in the specimen. On the base there is a similar recessed seating in which a second ball or reference point in the specimen can be placed. Complete with a stainless steel standard bar with insulated grip and with 6.5mm diameter balls mounted in the ends. The unit can be supplied with a.0001 inch x 1/2 inch dial gauge at extra cost if indicated at the time of placing the order.