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For fast evaluation of the initial setting of concrete. It can be used on light - weight concrete, special roof deck mixes and concrete additives.
Salient Features
- Specifications :Consists of a needle having face area 3/10 sq.cm. and graduated at a distance of 25cm. The needles point is an integral part of barrel which houses a calibrated spring. The spring is confined in a sleeve. The resistance offered by the concrete mortar is shown on the direct reading scale with a marker ring which holds its position when released. Scale range is 0-50 kg/cm2 when the penetration resistance reaches a value of 35 kg/cm2 the concrete is assumed initially set. Supplied complete in wooden carrying case.
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