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Product Code : 01
Brand Name : JUSTY
Product Description

JMT - 104
AUTOMATIC STANDARD PENETROMETER IS :310,1203,1448, IP : 60, 49, 50, ASTM : D5, D217, D637

Used to determine grade of bitumen. The penetration tests determine consistency of bitumen for the purpose of grading. Depth is units 1/10 of millimeter to which a standard needle having a standard weight will penetrate vertically in a duration of five seconds at a temperature of 25oC determines penetration of gradation.

Specifications :

It consists of a vertical pillar mounted on a base provided with leveling screws. The head, together with dial plunger rod and cone (or needle) slides on a pillar and can be clamped at any desired height. A rack and pinion and pointer assemble provides fine adjustment of needle or cone tip to sample. It incorporates a clutch mechanism which makes reading of penetration and subsequent resetting a simple and accurate operation. The dial is graduated in 400 1/10 and the millimeter subdivision and the needle pointer against figures makes easy reading. Supplied with a bitumen penetration needle, ring weight one each 50 gms, and two sample containers.

Accessories :

Penetration cone for empirical estimation of penetration of lubricating grease, petroleum jelly etc.

It is supplied with transistorized timer and electro-magnet incorporated in the clutch mechanism to accurately control penetration time to exact five five seconds


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