POCKET CONCRETE PENETROMETER:

AS PER ASTM: C-403

Introduction:

For fast evaluation of the initial setting of concrete. It can be used on light - weight concrete, special roof deck mixes and concrete additives.

General Description and Specifications:

• Consists of a needle having face area 3/10 sq. cm. and graduated at a distance of 25 cm.
• 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.